Dr. Mercola Hair, Skin and Nails (Biotin, Keratin & Hyaluronic Acid) hide_price Vitamin D3 added to a

Vitamin D3 added to a Norwegian classic—the fish oil that started it all

while most is excreted unchanged

which may serve as an alternative energy source in the brain and in muscle

Features magnesium L-threonate

which induces increased synthesis of phase 2 detoxification and antioxidant enzymes

Dr. Mercola Hair, Skin and Nails (Biotin, Keratin & Hyaluronic Acid) hide_price Vitamin D3 added to aHair, Skin & Nails Beauty & Structural Support Formula Hair, Skin & Nails (Biotin, Keratin & Hyaluronic Acid) is a targeted beauty formula designed to support healthy hair strength, skin hydration, and nail resilience. This synergistic blend provides key nutrients that promote structural support and natural beauty from within. Benefits: Supports healthy hair strength and thickness Promotes skin hydration and elasticity Supports strong, resilient nails