Otherwise known as methylsulfonylmethane or MSM a naturally-occurring form of sulfur that promotes circulation and fights inflammation, but plays a key role in the production and composition of two essential skin proteins: collagen and keratin. Dimethyl Sulfone is known to have been highly effective in the treatment of conditions including acne, eczema and psoriasis, as well as sensitive, and problematic skin. Helps to keep skin healthy and strong and guard against premature ageing and skin damage.