Biotin 300 mcg

Biotin 300 mcg and 4 near-identical products are sold under 4 different brand names — a exact-twin Formula Twins cluster.

Product	Brand
Biotin 300 mcg	The Vitamin Shoppe
Lipoic Acid 300 mg	Ortho Molecular Products
Perfect Hair, Skin & Nails	New Chapter
R-Lipoic Acid	AOR Advanced Orthomolecular Research Premium
Hair, Skin & Nails	New Chapter