Biotin (Vitamin B7): Biotin is very important for the manufacture of keratin, a protein which makes up the structure of nails. Enough levels of biotin can improve nail toughness and reduce brittleness. Boosts Hydration: Effectively hydrated nails and skin throughout the ft are very important for preserving elasticity and avoiding https://erickqoxub.blogsuperapp.com/32428320/a-secret-weapon-for-metanail-complex-supplement