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D-Biotin (Vitamin B7)

D-Biotin (Vitamin B7) is biologically active d-biotin. It is used in supplements positioned for hair/skin/nails; energy metabolism, although evidence strength and legally permitted claims depend on the exact form, dose and jurisdiction.

Skin health
Metabolism
Brain health

Origin of Ingredient

manufactured/purified vitamin ingredient

History of Ingredient

D-Biotin (Vitamin B7) became established through modern nutrition and deficiency research, particularly during the 19th and 20th centuries. Supplement forms were subsequently developed to provide consistent, measurable nutrient intake.

Scientific Makeup of Ingredient

sulfur-containing bicyclic vitamin; cofactor for carboxylases

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