Strengthening and nourishing - Our Difeel Rosemary and Mint Hair Oil is enriched with nourishing biotin. Biotin plays an important role in the health of your hair, skin and nails. A lack of biotin can lead to hair loss. FOR STRONGER, FULLER AND THICKER HAIR - Our strengthening hair oil repairs dry and damaged hair to improve overall hair strength and growth. Invigorating, non-greasy formula - This expertly blended formula provides intense moisture and shine without greasy, while its infusion of biotin promotes healthy hair growth. Easy packaging and dispenser. Made in the USA.