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Magnesium-containing products and uses thereof

a technology of magnesium-containing products and products, applied in the field of supplemental products, can solve the problems of substantial number of adults in the united states that fail to consume the recommended daily amount of magnesium, magnesium deficiency, and measurement accuracy of the amount of magnesium present in the body, and achieve the effect of enhancing the bioavailability of magnesium

Inactive Publication Date: 2014-11-27
NAVEH PHARMA 1996
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

The present invention is about creating new magnesium products that can be used as supplements to improve the body's absorption of magnesium. The invention includes a special form of magnesium oxide that is mixed with water to create a composition. This special form of magnesium oxide helps to prevent the magnesium from clumping together and ensures that the magnesium is readily available for the body to use.

Problems solved by technology

However, it has been shown that there is no apparent correlation between serum and tissue magnesium levels, with exception of bone and interstitial fluid, and therefore serum magnesium measurements do not accurately reflect the amount of magnesium present in the body.
However, as the magnesium food content in the Western world is consistently reducing, magnesium deficiency, or hypomagnesaemia, has become a prevalent condition.
Surveys show that a substantial number of adults in the United States fail to consume recommended daily amounts of magnesium.
Magnesium deficiency can occur in babies from birth, when the mother was already depleted of her own magnesium reserves, or when the baby is poorly supplied with magnesium, and / or undergoes high magnesium losses from his or her organism.
However, the decreased absorption associated with oral administration poses a significant obstacle in administration (The Merck Manual Home Health Handbook, 2009, Chapter 10).
Non-absorbed magnesium (not uptaken by cells), due to high oral loads or inefficient absorption, can cause a number of side effects, including diarrhea, heartburn, nausea, and upset stomach.
It is to be noted that oral administration of acidic magnesium salts, which generate relatively strong acids in the stomach (e.g., magnesium chloride and magnesium sulfate) is limited by the tolerable amount that can be taken, since it can cause non-tolerable acidity in the stomach.
Since magnesium has no specific target tissue, its bioavailability cannot be assessed directly.
However, conflicting data regarding the absorption rates of magnesium as a function of the supplement formulation are found in the art.
Efforts were made to utilize small MgO particles, yet, are hindered by the tendency of the magnesium oxide particles to strongly agglomerate.
Resulting agglomerates require a high shear force for re-pulverization at the time of incorporation into absorbable preparations, and thus adversely affect other ingredients in any planned preparations.

Method used

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  • Magnesium-containing products and uses thereof
  • Magnesium-containing products and uses thereof
  • Magnesium-containing products and uses thereof

Examples

Experimental program
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Effect test

example 1

MgO.(H2O)n-containing Formulation

[0176]Characterization:

[0177]A homogenous and stable granular powder containing MgO.(H2O)n as co-product of high pure MgO, extracted from the Dead Sea, and Mg(OH)2 obtained from ICL Industrial Products (Beer-Sheva Israel), with typical melting point, particle size, and analytical specifications, is utilized for formulating a magnesium-containing product as described herein.

[0178]One such exemplary magnesium-containing powder exhibits the following characteristics:

[0179]Purity of about 96.4%;

[0180]Loss on ignition of about 31.0%;

[0181]Bulk density of about 0.90 gram / mL;

[0182]Residual amount of non-Mg impurities of about 0.7%;

[0183]BET surface area of about 35 m2 / gram; and

[0184]A particle size distribution, as determined by Laser Diffraction Method, and is expressed according to ASTM E 11-70 (1995) standard, as follows:

[0185]ASTM+30 mesh (0.595 mm)−8.0-20.0%

[0186]ASTM−30 +60 mesh (0.595-0.250 mm)−60.0-70.0%

[0187]ASTM−60 +100 mesh (0.250-0.149 mm)−5.0-2...

example 2

[0207]Dissolution Tests

[0208]The solubility of magnesium-containing capsules was tested in an assay performed according to USP specifications. In this assay, the solubility of a variety of magnesium-containing samples was tested as a function of the magnesium salt / complex used and the type of the formulation.

[0209]A round-bottomed flask containing 100 ml 0.1 N hydrochloric acid (HCl), which is the equivalent to stomach acidity, was heated to 37° C. A tested magnesium-containing sample was then placed inside the flask and stirred at 75 rpm by a mechanical agitator. After 45 minutes, the quantity of dissolved magnesium was measured by titration with sodium hydroxide (0.2 mol·dm−3).

[0210]The results are presented in Table 1 below and show that the capsules containing magnesium oxide and / or a hydrate thereof exhibited the highest solubility of all types tested, both percentagewise, as the percent of magnesium (relative to the amount of the elemental magnesium in the capsule) and on an a...

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Abstract

A composition including a hydrate form of magnesium oxide, denoted as MgO.(H2O)n, at a concentration ranging from 1 to 100 weight percent (wt %), where n is any value from 0.1 to 2. The composition may further include MgO at a concentration ranging from 0 to 99 wt %; or Mg(OH)2, at a concentration ranging from 0 to 99 wt %; or Mg(OH)2 at a concentration ranging from 0 to 99 wt %, and MgO, at a concentration ranging from 0 to 99 wt %.

Description

RELATED APPLICATIONS[0001]This application claims the benefit of US Provisional Patent Application No. US 61 / 826,736 filed on 23 May 2013. The disclosure of this prior application is considered part of and is incorporated by reference in the disclosure of this application.FIELD AND BACKGROUND OF THE INVENTION[0002]The present invention relates to the field of supplemental products, and more particularly, but not exclusively, to novel magnesium (Mg)-containing products, method of preparing same and uses thereof as magnesium supplements with enhanced bioavailability in humans.[0003]Magnesium is a natural element widely diffused in living organisms, especially in mammals, wherein the largest concentration thereof occurs in bones. The participation of magnesium ions in the human body has been established in most reactions of carbohydrates, lipids, nucleic acids, and in protein metabolism.[0004]Magnesium is the fourth most abundant cation in the human body and plays an essential physiolo...

Claims

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Application Information

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IPC IPC(8): A61K33/08A61K31/4415A61K31/593A61K31/355
CPCA61K33/08A61K31/593A61K31/4415A61K31/355A61K31/675A61P3/02A61K2300/00A61K9/0053A61K9/16A61K9/2027A61K9/2054A61K9/28A61K45/06
Inventor PRIMOR, NITSAN
Owner NAVEH PHARMA 1996