Avalon Organics' Biotin B-Complex Thickening Shampoo adds volume to fine hair and energizes the scalp. Free of GMOs, parabens, preservatives, and sulfates, this therapeutic shampoo doesn't remove natural oils and moisture from tresses, leaving intact their lustrous allure and prolonging the life of highlights or coloring.The planet-safe, biodegradable, vegan formula features Avena sativa for follicle nourishment and is made without animal testing, ensuring a peaceful blend into any beauty routine and lifestyle.