8 results about "Vitamin C-palmitate" patented technology

The invention provides a wound dressing for diminishing inflammation, easing pain and promoting wound healing and a preparation method thereof. The wound dressing capable of diminishing inflammation, easing pain and promoting wound healing is prepared from the following components in parts by mass: 6 to 10 parts of oxidized sodium alginate, 7 to 9 parts of hydrazide gelatin, 1 to 1.5 parts of tannic acid, 8 to 12 parts of polyethylene glycol, 0.05 to 0.1 part of cannabidiol, 0.05 to 0.1 part of neomycin sulfate, 0.2 to 0.3 part of 2-roots alcohol, 0.02 to 0.04 part of vitamin C palmitate and 0.03 to 0.1 part of epsilon-polylysine. The dressing can achieve excellent effects of diminishing inflammation, easing pain and promoting wound healing through synergistic cooperation of all the components.

The present application relates to the field of feed additive, and discloses a feed additive, a preparation method and application thereof.The feed additive contains astaxanthin, curcumin, vitamin C palmitate, vitamin E, vitamin D3, piperine and a carrier.The preparation method comprises the following steps: mixing astaxanthin, curcumin, vitamin C palmitate, vitamin E, vitamin D3, piperine and the carrier.The feed additive can significantly improve the stress resistance, immunity, antioxidant capacity and disease resistance of aquatic animals, and has significant economic benefits.

The invention provides a preparation method of a high-stability metronidazole suppository, and relates to the technical field of metronidazole suppository preparation. The high-stability metronidazole suppository is prepared from metronidazole, ginseng stem and leaf saponin, vitamin E, a polyethylene glycol composition, polyoxyethylene stearate, distilled water and vitamin C palmitate, and the high-stability metronidazole suppository is prepared by the following steps: dissolving the vitamin E, the polyethylene glycol composition, the polyoxyethylene stearate and the distilled water as matrixes; the metronidazole suppository is obtained by mixing metronidazole and ginseng stem and leaf saponin with vitamin C palmitate, then mixing the mixture with part of the matrix, dropwise adding the remaining matrix in a nitrogen atmosphere, and then performing stirring treatment by adopting carbon dioxide to obtain the final metronidazole suppository. The metronidazole suppository overcomes the defects in the prior art, the disintegration time of the metronidazole suppository in a human body can be effectively shortened, meanwhile, the stability of the metronidazole suppository is improved, and the safety of medicine storage is guaranteed.

The invention belongs to the technical field of biological medicines, and discloses an anti-tumor polypeptide composition as well as a preparation method and application thereof. The composition is prepared from the following components in parts by weight: 10 to 30 parts of mucopolysaccharide combined hybrid peptide (polypeptide A) extracted from the body wall of the sea cucumber, 5 to 15 parts of angiogenesis inhibiting peptide RGD-4C, 5 to 10 parts of tumor penetrating peptide iRGD, 3 to 8 parts of thymosin alpha 1, 2 to 6 parts of ganoderma lucidum polysaccharide and 1 to 4 parts of vitamin C palmitate. Wherein the polypeptide A is prepared by a process comprising specific ultrasonication, ultrafiltration, ion exchange chromatography and reversed-phase liquid chromatography purification. The invention also provides a preparation method of the composition, which comprises the steps of weighing, sterile mixing, grinding and sub-packaging, and can be further prepared into dosage forms such as freeze-dried powder injection and the like. The composition can be used for preparing medicines for treating solid tumors such as lung cancer, breast cancer, colorectal cancer, liver cancer and the like through synergism of multiple components and multiple target points, and can be combined with chemotherapeutic medicines such as paclitaxel and the like.

The invention discloses an ovary and gonad axis function repairing preparation and a preparation process thereof, and relates to the technical field of biology, the preparation comprises the following components by weight: 22-38 parts of a marine organism polysaccharide composite raw material; 12-28 parts of a plant stem cell extract; 4 to 10 parts of deep sea sponge terpenoids; 3-7 parts of coral polysaccharide; 0.008 to 0.018 part of vitamin C palmitate; 0.4 to 0.6 part of xanthan gum; the marine organism polysaccharide composite raw material consists of fucoidan and fucoidan in a weight ratio of (1: 1)-(3: 1). The plant stem cell extract consists of a ginseng stem cell extract and an angelica sinensis stem cell extract in a weight ratio of (3: 1)-(4: 1); through compatibility of the composite marine polysaccharide, the plant stem cell extract and other components, a repair-activation-protection closed loop is formed, and the limitation of a single component is broken through; by adopting processes such as low-temperature extraction and supercritical technology, the activity is retained to the maximum extent, the curative effect and safety of the preparation are improved, and an efficient treatment choice is provided for ovarian function decline.

The invention provides a natural preservative for seasoning flour products and a preparation method of the natural preservative, and the preservative comprises the following components in percentage by weight: 2.5%-4.5% of a microencapsulated active core material, 1.8%-2.8% of trehalose grafted modified chitosan lactate, 2.8%-3.8% of composite phosphate, 0.15%-0.25% of vitamin C palmitate and 86%-92% of RS3 type resistant starch. The preservative disclosed by the invention is wide in antibacterial spectrum and covers putrefying bacteria of the whole category. Through the synergistic effect of GMC, protamine and chitosan lactate, 9 types of main putrefying bacteria in flour products can be inhibited, and the problem that an existing preservative is narrow in antibacterial spectrum is solved. GMC is a preservative allowed by national standard, protamine and chitosan lactate are natural components, and all the components are safe and non-toxic; the preservative is low in addition amount and controllable in cost, and meanwhile, the risk that the preservative exceeds the standard is avoided. All the components not only have a bacteriostatic effect, but also can synergistically improve the quality of flour products.

The invention provides a wound dressing for chronic wound nursing and a preparation method thereof. The wound dressing for chronic wound nursing is prepared from the following components in percentage by mass: 1.5 percent to 3 percent of hyaluronic acid, 3 percent to 5 percent of collagen, 0.8 percent to 1.2 percent of dopamine, 0.15 percent to 0.25 percent of cannabidiol, 0.3 percent to 0.5 percent of 2-roots alcohol, 0.002 percent to 0.004 percent of recombinant human vascular endothelial growth factors, 0.05 percent to 0.08 percent of vitamin C palmitate, 0.08 percent to 0.12 percent of epsilon-polylysine hydrochloride and the balance of phosphate buffer. According to the dressing, through synergistic cooperation of all the components, an excellent chronic wound nursing effect can be achieved.

The invention discloses a soft capsule for improving an anxiety state as well as a preparation method and application of the soft capsule, and belongs to the technical field of pharmaceutical preparations. Comprising contents and a capsule shell wrapping the contents. The content consists of a compound extract, phospholipid and emotional fish oil. The compound extract is prepared from bupleurum chinense, salvia miltiorrhiza, cape jasmine, angelica sinensis, bighead atractylodes rhizome, poria cocos, dried ginger, mint and liquorice; the capsule shell comprises chitosan, sodium alginate, a rosemary extract microcapsule, vitamin C palmitate, titanium dioxide, pachymaran and the like, and the rosemary extract microcapsule is prepared from a rosemary extract through pachymaran microencapsulation. Through the synergistic effect of all the components, the compatibility of the compound extract and the emotional fish oil is effectively improved, the stability of an oil phase system is improved, the oxidative rancidity risk of the emotional fish oil is reduced, meanwhile, the emotional fish oil is matched with the gastrointestinal absorption characteristics of people with weakness of the spleen and the stomach, and a pharmaceutical preparation choice is provided for conditioning the anxiety state.