Natural antioxidant compositions, method for obtaining same and cosmetic, pharmaceutical and nutritional formulations thereof
First Claim
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1. A process for producing an antioxidant blend from Emblica officinalis fruit comprising extracting the finely pulped fruit with a dilute aqueous or alcoholic-water salt solution at a temperature of about 70°
- C.±
5°
C. to form an extract-containing solution, filtering, and drying to provide the desired antioxidant blend as a powder.
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Abstract
A natural antioxidant blend in the form of an amphorous powder was obtained by extraction from Emblica officinalis fruit. In this process, the finely pulped fruit was treated with a dilute aqueous salt solution at hot water temperature to provide an extract-containing solution, which was filtered and dried to provide the desired antioxidant blend powder. Cosmetic, pharmaceutical and nutritional use formulations thereof also are described.
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Citations
13 Claims
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1. A process for producing an antioxidant blend from Emblica officinalis fruit comprising extracting the finely pulped fruit with a dilute aqueous or alcoholic-water salt solution at a temperature of about 70°
- C.±
5°
C. to form an extract-containing solution, filtering, and drying to provide the desired antioxidant blend as a powder. - View Dependent Claims (2, 3, 4, 5, 6, 7)
- C.±
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8. An antioxidant blend consisting essentially of, by weight, (1) and (2) about 35-55% of the gallic/ellagic acid derivatives of 2-keto-glucono-δ
- -lactone;
(3) about 4-15% of 2,3-di-O-galloyl-4,6-(S)-hexahydroxydiphenoyl-gluconic acid;
(4) about 10-20% of 2,3,4,6-bis-(S)-hexahydroxydiphenoyl-D-glucose;
(5) about 5-15% of 3'"'"',4'"'"',5,7-tetrahydroxyflavone-3-O-rhamnoglucoside; and
(6) about 10-30% of tannoids of gallic/ellagic acid. - View Dependent Claims (9, 10, 11, 12, 13)
- -lactone;
Specification