Luseta Biotin & Collagen Strengthening Oil Treatment is a nourishing hair oil treatment designed for dry and thin hair. With active ingredients like biotin, this 100ml formulation is suitable for both men and women and is cruelty-free with no animal testing. Made in the United States, this color-safe oil treatment helps to nourish and thicken hair, providing a healthier and more luxurious finish to your locks. Perfect for those looking to improve the overall health and appearance of their hair with a high-quality product.