Changes to formula: Vitamin D3, K2 (Mk7 only), Copper Gluconate, Selenomethionine. Now recommending pregnant women consult with their physician before taking. A healthy liver is not only crucial for general health, it’s extremely important for skin health. Your liver removes toxins from your system and produces proteins you need for healthy muscles, bones, and skin which it requires key nutrients to support its function and its repair. Regenerate provides the perfect balance of collagen amino acids, fat-soluble vitamins, and alpha-ketoglutarate (AKG) in an advanced bioavailable form. The addition of critical ingredients, like Vitamin D and K2, shown to promote improved function of the liver and other organs, helps address one of the more critical aspects in our desire to live longer more productive lives. Regenerate remains a mainstay in our strategy to become healthier and more youthful.