Vitamin C - STAY-C 50, an extremely stable form of Vitamin
C at more than 10% concentration blocks the 3 free radicals most responsible
for cell membrane damage - superoxide, singlet oxygen and hydroxyl. In
addition, clinical studies have shown that Vitamin C stimulates the production
of collagen, reduces skin roughness by 15% after 2 months, firms skin
and elastin, promotes skin softness and elasticity, reduces wrinkling
associated with dry or aging skin, significantly enhances the performance
of sunscreen, and reduces the color intensity of age spot by 25%.