Avalon Organics® Biotin B-Complex Thickening Shampoo, for an Energized Scalp and Thicker, Fuller-Looking Hair. This shampoo supports an energized scalp and thicker, fuller-looking hair and helps build body in fine/thinning hair. It cleanses hair from root to tip. Comprised of a blend of biotin, saw palmetto, quinoa protein, and vitamin E, our signature botanicals are carefully curated to help your hair thrive. This shampoo is packaged in a 100% recycled bottle**** and is formulated without parabens, sodium laureth sulfate, synthetic colors or synthetic fragrances.