This is a unique formula of vitamin D3 plus vitamin E, beta glucan, turmeric, L-carnitine, calcium, magnesium, and includes liver and kidney support. Replete with the necessary vitamin K2 which should always accompany vitamin D supplementation, this is a top of the line, clinically effective supplement for establishing activated vitamin D receptors associated with optimal health. Also comes in a liquid version: #199, Vitamin D3 LQ (Vitamin D3 + K2). In Vitro studies have shown vitamin D metabolites modulate expression and secretion of type 1 interferon and chemokines including CXCL8 and CXCL10.