Biotin

Commonly known as:   Biotin, D-Biotin, Vitamin B8, Vitamin B7, Vitamin H, Coenzyme R.

I.N.C.I. list name:   Biotin.

Extraction process:   Pure D-Biotin is synthetically prepared by condensing L-Thiophanium bromide with diethyl malonate, followed by a reaction with bromhydric acid leading to the elimination of benzyl groups, and the saponification and decarboxylation of the malonic ester group.

Source:   Synthetic.

Botanical name:   /

Family:   /

Extracted part of the plant:   /

Origin, provenance:   France.

Chemical properties:   Water-soluble vitamin; Slightly soluble in water and ethanol; Virtually insoluble in organic solvents; Molecular weight: 244.31 g/mol.

Properties:   Colloidal solution, true aqueous solution, emulsion, suspension.

Required dosage in cosmetic products:   From 0.01% to 0.05%.

Function:   Anti-seborrheic, hair conditioner, skin maintenance agent.

Specificities:   Strengthening, antioxidant, moisturising, regenerating.

Benefits:   All skin types, particularly those prone to acne and redness; All hair types, especially dull hair and individuals prone to hair loss; Recommended for treating fragile and brittle nails.