Patent ID: 9327006
Filing Date: 2016-05-03
CPC Classification: A61K,C07D,C07H

Claim Text:
1. A process for the extraction of B vitamins from guava fruit, holy basil leaf and lemon peel consisting essentially of: treating guava fruit, holy basil leaf and lemon peel with one or more acidic compounds to convert the B-vitamins in the guava fruit, holy basil leaf, and lemon peel that are water-soluble into a form that is more water-soluble and/or to convert the B-vitamins in the guava fruit, holy basil leaf and lemon peel that are water-insoluble into a form that is water-soluble to form a mixture of guava fruit, holy basil leaf, lemon peel and the one or more acidic compounds; and extracting the mixture of the guava fruit, holy basil leaf, lemon peel and the one or more acidic compounds with water or a dilute aqueous solution to yield an extract mixture of guava fruit, holy basil leaf, lemon peel and the one or more acidic compounds which contains the B vitamins, wherein the one or more acidic compounds are selected from the group consisting of acid(s) from Amla fruit, hydrochloric acid, sulfuric acid, nitric acid, phosphoric acid, succinic acid, citric acid, tartaric acid, acetic acid, ascorbic acid, oleanolic acid ursolic acid, rosmarinic acid and mixtures thereof.