High-stability folic acid gel soft sweets and preparation method thereof

By using a combination of acacia and folic acid in folic acid products for pretreatment and lipidization, the challenges of existing folic acid products in terms of stability and clean labeling are solved, the demand for high stability and healthy foods is achieved, and the taste and stability of the products are improved.

CN119699454APending Publication Date: 2025-03-28ALAND NUTRITION TAIZHOU CO LTD
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Patent Information

Application Number
CN202411847657.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-16
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

Existing folic acid products have challenges in stability and clean labeling, which are difficult to meet consumer demand for high stability and healthy foods.

Method used

The composition containing collagen and folic acid is pretreated, and the stability of folic acid is improved by lipidization. Combined with an appropriate amount of sugar alcohol and dietary fiber, a high-stability folic acid gel gummies are prepared.

Benefits of technology

It improves the stability and bioavailability of folic acid in the gummy system, meets consumers' needs for clean labels and healthy foods, and the product has a coordinated taste, good chewability, good acceleration stability and room temperature sample retention stability.

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Abstract

The invention provides high-stability folic acid gel soft sweets and a preparation method thereof, and relates to the technical field of foods. According to the gel soft sweets, only Arabic gum is used for pretreating folic acid, so that the stability of the folic acid in a soft sweets system is improved, and the gel soft sweets comprise the following components: sugar alcohol liquid / syrup, solid sugar alcohol / solid sugar / dietary fibers, a thickening agent, a folic acid raw material, a dispersing agent, an emulsifying agent, an Arabic gum-containing raw material, essence, pigment, an acidity regulator and anti-sticking oil. According to the gel soft sweets, the folic acid is pretreated by using the Arabic gum, so that the stability of the folic acid in the gel soft sweets can be improved, and the high detection rate of efficacy within the period of validity of the product is ensured; compared with the existing commercially available products, the gel soft sweets have cleaner auxiliary material types and cleaner label marks, the excessive addition of functional raw materials in the products is greatly reduced, and the gel soft sweets are free of additional sugar addition, harmonious in taste, good in chewiness, good in normal-temperature sample reserving stability and free of the phenomena of sand return, stickiness and water outlet.
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Description

Technical Field

[0001] The invention relates to the technical field of food, in particular to a high-stability folic acid gel candy and a preparation method thereof. Background Art

[0002] Folic acid, also known as vitamin B9, is a water-soluble vitamin that is believed to have the functions of preventing anemia, preventing fetal malformations, maintaining cardiovascular health, promoting digestive health, supporting DNA synthesis and cell proliferation, regulating gene expression, preventing Alzheimer's disease, maintaining immunity, improving sleep quality, and relieving depression. But at the same time, folic acid itself has requirements for the carrier system and is sensitive to the stability of other functions. The quality requirements of the product are worthy of attention, and companies are facing the challenge of ensuring the stability of efficacy; most commercially available products choose to encapsulate complex raw materials, which cannot meet the needs of cleaner labels, increasing product costs while reducing consumers' trust in food safety. The market urgently needs a folic acid gel candy that is truly consumer-oriented, clean, stable, and protects consumer health. Summary of the invention

[0003] The present invention overcomes the technical defects of the background technology and provides a high-stability folic acid gel candy and a preparation method thereof.

[0004] According to the high-stability folic acid jelly candy of the first embodiment of the present invention, the jelly candy contains a folic acid pretreatment composition, and the folic acid pretreatment composition is a composition containing a gum arabic raw material and folic acid.

[0005] A method for preparing a high-stability folic acid jelly candy according to an embodiment of the second aspect of the present invention comprises the following steps:

[0006] Step S1, weighing appropriate amounts of thickener, solid sugar alcohol / solid sugar / dietary fiber and acidity regulator, mixing them evenly, adding them to the dispersant, and stirring them evenly while keeping warm until the thickener is completely dissolved to obtain a colloidal solution A;

[0007] Step S2, weighing an appropriate amount of gum arabic raw material, putting it into a dispersant, stirring and mixing evenly, to obtain a gum arabic composition solution B; weighing an appropriate amount of folic acid raw material, putting it into a dispersant, stirring and mixing evenly, to obtain a folic acid pre-dispersed solution C; weighing an appropriate amount of gum arabic composition solution B and folic acid pre-dispersed solution C for lipid treatment, to obtain a folic acid pre-treated composition D;

[0008] Step S3, weighing appropriate amounts of sugar alcohol liquid / syrup and solid sugar alcohol / solid sugar / dietary fiber, stirring and mixing, and heating and boiling until the solid content of the sugar liquid reaches ≥70%, to obtain a sugar liquid mixture E;

[0009] Step S4, adding the colloidal solution A obtained in step S1 and the folic acid pretreatment composition D obtained in step S2 to the sugar solution mixture E, and continuing to add flavors, pigments, and acidity regulators, and controlling the solid content of the final mixture to be ≥72%, to obtain candy slurry F;

[0010] Step S5, pouring the candy slurry F obtained in step S4 into a candy mold using a pouring hopper, and drying it until the solid content is ≥ 83%;

[0011] Step S6, demoulding the dried jelly candy, and polishing it with anti-sticking oil to obtain high-stability folic acid jelly candy with a clean label.

[0012] Preferably, in step S2,

[0013] The content of the raw material containing gum arabic in the folic acid pretreatment composition D is 0.2-10%;

[0014] The content of the folic acid raw material in the folic acid pretreatment composition D is ≥ 90.0%.

[0015] Preferably, in step S1, the dispersant is a mixture of one or more of purified water, sunflower oil, medium chain triglycerides, glycerol, vegetable oil, and coconut oil;

[0016] In step S2, the emulsifier is a mixture of one or more of maltitol liquid, sorbitol liquid, xylitol liquid, glucose syrup, maltose syrup, fructose syrup, tapioca syrup, liquid polydextrose, liquid inulin, starch syrup, gelatin, pectin, carrageenan, agar, gum arabic, sodium alginate, and xanthan gum.

[0017] Preferably, in step S3, the sugar alcohol liquid / syrup is one or more of xylitol liquid, sorbitol liquid, maltitol liquid, glucose syrup, maltose syrup, fructose syrup, and tapioca syrup; the solid sugar alcohol / solid sugar / dietary fiber includes: a mixture of one or more of maltitol, xylitol, isomalt, erythritol, sorbitol, mannitol, white sugar, polydextrose, xylo-oligosaccharides, fructo-oligosaccharides, inulin, and resistant dextrin.

[0018] Preferably, in step S1, the thickener is a mixture of one or more of gelatin, pectin, carrageenan, agar, gum arabic, sodium alginate and xanthan gum.

[0019] Preferably, in step S2, in the clean label high-stability folic acid jelly candy preparation method, in step S2, the folic acid raw material is a pure folic acid raw material, and the dispersant is a mixture of one or more of maltitol liquid, sorbitol liquid, xylitol liquid, glucose syrup, maltose syrup, fructose syrup, tapioca syrup, liquid polydextrose, liquid inulin, and starch syrup.

[0020] Preferably, in step S2, in the method for preparing a clean label high-stability folic acid jelly candy, in step S2, the gum arabic raw material is one or a mixture of two of Acacia senegal gum, Acacia seyal gum, Acacia laeta gum, Acacia compylacanth gum, Acacia karroo gum, and Acacia sieberana gum.

[0021] Preferably, in step S4, the flavor includes one or more of the following materials: natural blueberry flavor, natural strawberry flavor, natural orange flavor, natural lemon flavor, natural raspberry flavor, natural cherry flavor, natural mixed berry flavor, natural peach flavor, grape flavor, mango flavor, oolong tea flavor, black currant flavor, grapefruit flavor, passion fruit flavor, pomegranate flavor, rose flavor, lychee flavor, green grape flavor, guava flavor;

[0022] The pigment comprises one or more of the following materials: carrot juice concentrate, annatto, cochineal, blackcurrant juice concentrate, β-carotene, turmeric, sodium copper chlorophyllin, lemon yellow, allura red, brilliant blue, gardenia yellow, grape skin red, caramel color, vegetable carbon black, sunset yellow, beet red, lycopene;

[0023] The acidity regulator includes one or more of the following materials: citric acid, DL-malic acid, tartaric acid, lactic acid, sodium citrate, sodium hexametaphosphate, and potassium citrate.

[0024] According to the high-stability folic acid gel candy and its preparation method according to the embodiment of the present invention, the gel candy uses gum arabic in the folic acid gel candy, which helps to improve the stability of folic acid and reduce the amount of excessive addition of functional raw materials in the candy system. The gel candy has no additional sugar added, coordinated taste, and good chewiness; the accelerated stability at 37°C and 75% humidity for 3 months and the sample stability at room temperature for 24 months are both good, without sand return, stickiness, and water discharge. Moreover, gum arabic and folic acid are treated with lipids to effectively reduce the special adverse effects of folic acid in the candy system, and have a certain sustained release effect in the body, which greatly improves the bioavailability of folic acid. The complex auxiliary materials of the product are simplified, the cleanliness of the product label is improved, the essential needs of consumers are met, and the public is benefited from health, thereby improving the competitiveness of the product and forming a differentiated competitive advantage. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0026] Figure 1 It is a comparison chart of the accelerated stability detection rate of folic acid in Comparative Example 1 and Example 1;

[0027] Figure 2 It is a comparison chart of the accelerated stability detection rate of folic acid in Comparative Example 2 and Example 2;

[0028] Figure 3 This is a diagram showing the accelerated stability T1 effect of the sample in Example 1;

[0029] Figure 4 This is a diagram showing the accelerated stability T2 effect of the sample in Example 1;

[0030] Figure 5 This is a diagram showing the accelerated stability T3 effect of the sample in Example 1;

[0031] Figure 6 This is a diagram showing the effect of keeping the sample of Example 1 at room temperature for 24 months. DETAILED DESCRIPTION

[0032] In order to make the invention purpose, technical scheme and its beneficial technical effects clearer, the present invention is further described in detail below in conjunction with specific implementation methods. It should be understood that these embodiments are preferred specific means and are only used to further illustrate the present invention, and are not used to limit the scope of protection of the present invention.

[0033] Please refer to the following Figure 1 To Attachment Figure 6 The high-stability folic acid jelly candy and its preparation method according to the embodiments of the present invention are described in conjunction with specific embodiments.

[0034] The high-stability folic acid jelly candy according to the first embodiment of the present invention contains a folic acid pretreatment composition, wherein the folic acid pretreatment composition is a composition containing a gum arabic raw material and folic acid.

[0035] A method for preparing a high-stability folic acid jelly candy according to an embodiment of the second aspect of the present invention comprises the following steps:

[0036] Step S1, weighing appropriate amounts of thickener, solid sugar alcohol / solid sugar / dietary fiber and acidity regulator, mixing them evenly, adding them to the dispersant, and stirring them evenly while keeping warm until the thickener is completely dissolved to obtain a colloidal solution A;

[0037] Step S2, weighing an appropriate amount of gum arabic raw material, putting it into a dispersant, stirring and mixing evenly, to obtain a gum arabic composition solution B; weighing an appropriate amount of folic acid raw material, putting it into a dispersant, stirring and mixing evenly, to obtain a folic acid pre-dispersed solution C; weighing an appropriate amount of gum arabic composition solution B and folic acid pre-dispersed solution C for lipid treatment, to obtain a folic acid pre-treated composition D;

[0038] Step S3, weighing appropriate amounts of sugar alcohol liquid / syrup and solid sugar alcohol / solid sugar / dietary fiber, stirring and mixing, and heating and boiling until the solid content of the sugar liquid reaches ≥70%, to obtain a sugar liquid mixture E;

[0039] Step S4, adding the colloidal solution A obtained in step S1 and the folic acid pretreatment composition D obtained in step S2 to the sugar solution mixture E, and continuing to add flavors, pigments, and acidity regulators, and controlling the solid content of the final mixture to be ≥72%, to obtain candy slurry F;

[0040] Step S5, pouring the candy slurry F obtained in step S4 into a candy mold using a pouring hopper, and drying it until the solid content is ≥ 83%;

[0041] Step S6, demoulding the dried jelly candy, and polishing it with anti-sticking oil to obtain high-stability folic acid jelly candy with a clean label.

[0042] Preferably, in step S2,

[0043] The content of the raw material containing gum arabic in the folic acid pretreatment composition D is 0.2-10%;

[0044] The content of the folic acid raw material in the folic acid pretreatment composition D is ≥ 90.0%.

[0045] Preferably, in step S1, the dispersant is a mixture of one or more of purified water, sunflower oil, medium chain triglycerides, glycerol, vegetable oil, and coconut oil;

[0046] In step S2, the emulsifier is a mixture of one or more of maltitol liquid, sorbitol liquid, xylitol liquid, glucose syrup, maltose syrup, fructose syrup, tapioca syrup, liquid polydextrose, liquid inulin, starch syrup, gelatin, pectin, carrageenan, agar, gum arabic, sodium alginate, and xanthan gum.

[0047] Preferably, in step S3, the sugar alcohol liquid / syrup is one or more of xylitol liquid, sorbitol liquid, maltitol liquid, glucose syrup, maltose syrup, fructose syrup, and tapioca syrup; the solid sugar alcohol / solid sugar / dietary fiber includes: a mixture of one or more of maltitol, xylitol, isomalt, erythritol, sorbitol, mannitol, white sugar, polydextrose, xylo-oligosaccharides, fructo-oligosaccharides, inulin, and resistant dextrin.

[0048] Preferably, in step S1, the thickener is a mixture of one or more of gelatin, pectin, carrageenan, agar, gum arabic, sodium alginate and xanthan gum.

[0049] Preferably, in step S2, the clean label high-stability folic acid jelly candy preparation method is characterized in that: in step S2, the folic acid raw material is a pure folic acid raw material, and the dispersant is a mixture of one or more of maltitol liquid, sorbitol liquid, xylitol liquid, glucose syrup, maltose syrup, fructose syrup, tapioca syrup, liquid polydextrose, liquid inulin, and starch syrup.

[0050] Preferably, in step S2, the method for preparing a clean label high-stability folic acid jelly candy is characterized in that: in step S2, the gum arabic raw material is one or a mixture of two of Acacia senegal gum, Acacia seyal gum, Acacia laeta gum, Acacia compylacanth gum, Acacia karroo gum, and Acacia sieberana gum.

[0051] Preferably, in step S4, the flavor includes one or more of the following materials: natural blueberry flavor, natural strawberry flavor, natural orange flavor, natural lemon flavor, natural raspberry flavor, natural cherry flavor, natural mixed berry flavor, natural peach flavor, grape flavor, mango flavor, oolong tea flavor, black currant flavor, grapefruit flavor, passion fruit flavor, pomegranate flavor, rose flavor, lychee flavor, green grape flavor, guava flavor;

[0052] The pigment comprises one or more of the following materials: carrot juice concentrate, annatto, cochineal, blackcurrant juice concentrate, β-carotene, turmeric, sodium copper chlorophyllin, lemon yellow, allura red, brilliant blue, gardenia yellow, grape skin red, caramel color, vegetable carbon black, sunset yellow, beet red, lycopene;

[0053] The acidity regulator includes one or more of the following materials: citric acid, DL-malic acid, tartaric acid, lactic acid, sodium citrate, sodium hexametaphosphate, and potassium citrate.

[0054] refer to Figure 1-Figure 2 The clean label high stability folic acid jelly candy and its preparation method are described below in conjunction with specific embodiments.

[0055] Comparative Example 1:

[0056] The folic acid jelly candy without the gum arabic composition is prepared by the following steps:

[0057] Step S1, weigh 2 parts of pectin, 10 parts of solid sugar and 0.6 parts of acidity regulator, mix them evenly, add them into 16 parts of hot purified water, keep warm and stir evenly until the thickener is completely dissolved, to obtain a colloidal solution;

[0058] Step S2, weighing 0.14 parts of folic acid raw material, slowly adding it into 1.4 parts of dispersant, stirring and mixing evenly, to obtain a folic acid pre-dispersed solution;

[0059] Step S3, weighing 53 parts of sugar alcohol liquid and 32 parts of solid sugar alcohol, stirring and mixing, heating and boiling until the solid content of the sugar liquid reaches ≥ 70%, to obtain a sugar liquid mixture;

[0060] Step S4, adding the colloidal solution prepared in step S1 and the folic acid pre-dispersed solution prepared in step S2 to the sugar solution mixture, and continuing to add 0.7 parts of flavor, 0.5 parts of pigment, and 1.2 parts of acidity regulator, to control the solid content of the final mixture to be ≥72%;

[0061] Step S5, pouring the mixed solution obtained in step S3 into a candy mold using a pouring hopper, and then drying it to a solid content of ≥83%;

[0062] Step S6, demoulding the dried jelly candy, and glazing it with anti-sticking oil to obtain folic acid jelly candy without the gum arabic composition.

[0063] Embodiment 1:

[0064] Clean label high stability folic acid jelly candy, the preparation steps are as follows:

[0065] Step S1, weigh 2 parts of pectin, 10 parts of solid sugar and 0.6 parts of acidity regulator, mix them evenly, add them into 16 parts of hot purified water, keep warm and stir evenly until the thickener is completely dissolved, to obtain colloidal solution A;

[0066] Step S2, weighing 0.0015 parts of gum arabic raw material, slowly adding it into 0.003 parts of dispersant, stirring and mixing evenly, to obtain gum arabic composition solution B; weighing 0.014 parts of folic acid raw material, slowly adding it into 0.0045 parts of dispersant, stirring and mixing evenly, to obtain folic acid pre-dispersed solution C; weighing gum arabic composition solution B and folic acid pre-dispersed solution C, and performing lipid treatment to obtain folic acid pre-treated combined solution D;

[0067] Step S3, weighing 53 parts of sugar alcohol liquid and 32 parts of solid sugar alcohol, stirring and mixing, heating and boiling until the solid content of the sugar liquid reaches ≥ 70%, to obtain a sugar liquid mixture E;

[0068] Step S4, adding the colloidal solution prepared in step S1 and the folic acid pre-treated combined solution D prepared in step S2 to the sugar solution mixture E prepared in step S3, and continuing to add 0.7 parts of flavor, 0.5 parts of pigment, and 1.2 parts of acidity regulator, and controlling the solid content of the final mixture to be ≥72%, candy slurry F;

[0069] Step S5, pouring the candy slurry F obtained in step S4 into a candy mold using a pouring hopper, and then drying it to a solid content of ≥83%;

[0070] Step S6, demoulding the dried jelly candy, and polishing it with anti-sticking oil to obtain high-stability folic acid jelly candy with a clean label.

[0071] Comparative Example 2:

[0072] The folic acid jelly candy without the gum arabic composition is prepared by the following steps:

[0073] Step S1, weigh 7 parts of gelatin, add it to 11 parts of hot purified water, keep warm and stir evenly until the thickener is completely dissolved to obtain a colloidal solution;

[0074] Step S2, weigh 0.014 parts of folic acid raw material, slowly add it into 0.0045 parts of dispersant, stir and mix evenly, to obtain a folic acid pre-dispersed solution.

[0075] Step S3, weighing 62 parts of sugar alcohol liquid and 25 parts of solid sugar alcohol, stirring and mixing, heating and boiling until the solid content of the sugar liquid reaches ≥ 70%, to obtain a sugar liquid mixture;

[0076] Step S4, adding the colloidal solution prepared in step S1 and the folic acid pre-dispersed solution prepared in step S2 to the sugar solution mixture prepared in step S3, and continuing to add 0.4 parts of flavor, 0.3 parts of pigment, and 1 part of acidity regulator, to control the solid content of the final mixture to be ≥72%;

[0077] Step S5, pouring the mixed solution obtained in step S3 into a candy mold using a pouring hopper, and then drying it to a solid content of ≥83%;

[0078] Step S6, demoulding the dried jelly candy, and polishing it with anti-sticking oil to obtain high-stability folic acid jelly candy with a clean label.

[0079] Embodiment 2:

[0080] Clean label high stability folic acid jelly candy, the preparation steps are as follows:

[0081] Step S1, weigh 7 parts of gelatin, add it to 11 parts of hot purified water, keep warm and stir evenly until the thickener is completely dissolved to obtain a colloidal solution;

[0082] Step S2, weighing 0.0015 parts of gum arabic raw material, slowly adding it into 0.003 parts of dispersant, stirring and mixing evenly, to obtain gum arabic composition solution A; weighing 0.014 parts of folic acid raw material, slowly adding it into 0.0045 parts of dispersant, stirring and mixing evenly, to obtain folic acid pre-dispersed solution B; weighing gum arabic composition solution A and folic acid pre-dispersed solution B, and obtaining folic acid pre-treated combined solution C by lipidation treatment.

[0083] Step S3, weighing 62 parts of sugar alcohol liquid and 25 parts of solid sugar alcohol, stirring and mixing, heating and boiling until the solid content of the sugar liquid reaches ≥ 70%, to obtain a sugar liquid mixture;

[0084] Step S4, adding the colloidal solution prepared in step S1 and the folic acid pre-treated combined solution C prepared in step S2 to the sugar solution mixture prepared in S3, and continuing to add 0.4 parts of flavor, 0.3 parts of pigment, and 1 part of acidity regulator, to control the solid content of the final mixture to be ≥72%;

[0085] Step S5, pouring the mixed solution obtained in step S4 into a candy mold using a pouring hopper, and then drying it to a solid content of ≥83%;

[0086] Step S6, demoulding the dried jelly candy, and polishing it with anti-sticking oil to obtain high-stability folic acid jelly candy with a clean label.

[0087] Reference Figure 1 and 2 The detection rate of folic acid in the gel candy made in Comparative Example 1 without the composition of gum arabic and folic acid was lower than 60% after accelerated stability experiment, and the detection rate of folic acid in the gel candy made in Comparative Example 2 was lower than 20% after accelerated stability experiment; the detection rate of the gel candy made in Example 1 containing the composition of gum arabic and folic acid was 71.55%, and the detection rate of the gel candy made in Example 2 containing the composition of gum arabic and folic acid was 72.18%.

[0088] Therefore, under different colloid selection conditions, the detection rate was significantly improved after accelerated stability using the combination of gum arabic and folic acid.

[0089] The sample of Example 1 was selected to conduct an accelerated stability test for 3 months at 37°C and 75% humidity; the sample of Example 1 was selected to conduct a stability test for 24 months at room temperature:

[0090]

[0091] In summary, according to the high-stability folic acid gel candy and its preparation method according to the embodiment of the present invention, the gel candy uses gum arabic in the folic acid gel candy, which helps to improve the stability of folic acid in the candy system. The gel candy has no additional sugar added, coordinated taste, and good chewiness; the accelerated stability at 37°C and 75% humidity for 3 months and the sample stability at room temperature for 24 months are both good, without sand return, stickiness, and water discharge. Moreover, gum arabic and folic acid are treated with lipids to effectively reduce the special adverse effects of folic acid in the candy system, and have a certain sustained release effect in the body, which greatly improves the bioavailability of folic acid. The complex auxiliary materials of the product are simplified, the cleanliness of the product label is improved, the essential needs of consumers are met, and the public is benefited from health, thereby improving the competitiveness of the product and forming a differentiated competitive advantage.

[0092] The above embodiments are merely descriptions for clarifying the present invention, and are not limitations on the implementation methods. For those skilled in the art, other different forms of changes or modifications may be made based on the above descriptions. It is not necessary and impossible to list all the implementation methods here, and the obvious changes or modifications derived therefrom are still within the scope of protection of the present invention.

Claims

1. A high-stability folic acid jelly candy, characterized by: The jelly candy contains a folic acid pretreatment composition, and the folic acid pretreatment composition is a composition containing a gum arabic raw material and folic acid.

2. The method for preparing a high-stability folic acid jelly candy according to claim 1, characterized in that: The following steps are involved: Step S1, weighing appropriate amounts of thickener, solid sugar alcohol / solid sugar / dietary fiber and acidity regulator, mixing them evenly, adding them to the dispersant, and stirring them evenly while keeping warm until the thickener is completely dissolved to obtain a colloidal solution A; Step S2, weighing an appropriate amount of gum arabic raw material, putting it into a dispersant, stirring and mixing evenly, to obtain a gum arabic composition solution B; weighing an appropriate amount of folic acid raw material, putting it into a dispersant, stirring and mixing evenly, to obtain a folic acid pre-dispersed solution C; weighing an appropriate amount of gum arabic composition solution B and folic acid pre-dispersed solution C for lipid treatment, to obtain a folic acid pre-treated composition D; Step S3, weighing appropriate amounts of sugar alcohol liquid / syrup and solid sugar alcohol / solid sugar / dietary fiber, stirring and mixing, and heating and boiling until the solid content of the sugar liquid reaches ≥70%, to obtain a sugar liquid mixture E; Step S4, adding the colloidal solution A obtained in step S1 and the folic acid pretreatment composition D obtained in step S2 to the sugar solution mixture E, and continuing to add flavors, pigments, and acidity regulators, and controlling the solid content of the final mixture to be ≥72%, to obtain candy slurry F; Step S5, pouring the candy slurry F obtained in step S4 into a candy mold using a pouring hopper, and drying it until the solid content is ≥ 83%; Step S6, demoulding the dried jelly candy, and polishing it with anti-sticking oil to obtain high-stability folic acid jelly candy with a clean label.

3. The method for preparing a high-stability folic acid jelly candy according to claim 2, characterized in that: In step S2, The content of the raw material containing gum arabic in the folic acid pretreatment composition D is 0.2-10%; The content of the folic acid raw material in the folic acid pretreatment composition D is ≥ 90.0%.

4. The method for preparing a high-stability folic acid jelly candy according to claim 2, characterized in that: In step S1, the dispersant is a mixture of one or more of purified water, sunflower oil, medium chain triglycerides, glycerol, vegetable oil, and coconut oil; In step S2, the emulsifier is a mixture of one or more of maltitol liquid, sorbitol liquid, xylitol liquid, glucose syrup, maltose syrup, fructose syrup, tapioca syrup, liquid polydextrose, liquid inulin, starch syrup, gelatin, pectin, carrageenan, agar, gum arabic, sodium alginate, and xanthan gum.

5. The method for preparing a high-stability folic acid jelly candy according to claim 2, characterized in that: In step S3, the sugar alcohol liquid / syrup is one or more of xylitol liquid, sorbitol liquid, maltitol liquid, glucose syrup, maltose syrup, fructose syrup, and tapioca syrup; the solid sugar alcohol / solid sugar / dietary fiber includes: a mixture of one or more of maltitol, xylitol, isomalt, erythritol, sorbitol, mannitol, white sugar, polydextrose, xylo-oligosaccharides, fructo-oligosaccharides, inulin, and resistant dextrin.

6. The method for preparing a high-stability folic acid jelly candy according to claim 2, characterized in that: In step S1, the thickener is a mixture of one or more of gelatin, pectin, carrageenan, agar, gum arabic, sodium alginate, and xanthan gum.

7. The method for preparing a high-stability folic acid jelly candy according to claim 2, characterized in that: In step S2, the folic acid raw material is a pure folic acid raw material, and the dispersant is a mixture of one or more of maltitol liquid, sorbitol liquid, xylitol liquid, glucose syrup, maltose syrup, fructose syrup, tapioca syrup, liquid polydextrose, liquid inulin, and starch syrup.

8. The method for preparing a high-stability folic acid jelly candy according to claim 2, characterized in that: In step S2, the gum arabic raw material is one of Acacia senegal gum, Acacia seyal gum, Acacia laeta gum, Acacia compylacanth gum, Acacia karroo gum, and Acacia sieberana gum, or a mixture of any two of them.

9. The method for preparing a high-stability folic acid jelly candy according to claim 2, characterized in that: In step S4, the flavor is a mixture of one or more of natural blueberry flavor, natural strawberry flavor, natural orange flavor, natural lemon flavor, natural raspberry flavor, natural cherry flavor, natural mixed berry flavor, natural peach flavor, grape flavor, mango flavor, oolong tea flavor, black currant flavor, grapefruit flavor, passion fruit flavor, pomegranate flavor, rose flavor, lychee flavor, green grape flavor, and guava flavor; The pigment is a mixture of one or more of carrot juice concentrate, annatto, cochineal, blackcurrant juice concentrate, β-carotene, turmeric, sodium copper chlorophyllin, lemon yellow, allura red, brilliant blue, gardenia yellow, grape skin red, caramel color, vegetable carbon black, sunset yellow, beet red, and lycopene; The acidity regulator is a mixture of one or more of citric acid, DL-malic acid, tartaric acid, lactic acid, sodium citrate, sodium hexametaphosphate and potassium citrate.