Ayumi Bio Active Growth Hair Oil! Formulated with a powerful blend of antioxidant-rich Amla, Aritha, Bringaraj, and Shikakai, in a base of plant oils including Organic Coconut, Castor, and Sesame, this serum helps to promote hair growth by promoting an increase in the production of both collagen and elastin. Are you looking for a hair growth serum to help you achieve the thick, lustrous locks you've always desired? Look no further than Ayumi Bio Active Growth Hair Oil! Formulated with a powerful blend of antioxidant-rich Amla, Aritha, Bringaraj, and Shikakai, in a base of plant oils including Organic Coconut, Castor, and Sesame, this serum helps to promote hair growth by promoting an increase in the production of both collagen and elastin.