As a beauty vitamin, biotin plays an important role in strengthening skin, hair and nails as it is one of the most important vitamins for cell growth and renewal. Biotin deficiency is often characterized by hair loss, dermatitis, eczema, psoriasis, and other dermatological problems. Biotin is not absorbed through the skin.

Glutathione is a strong antioxidant and inhibits the production of melanin in cells. Our cells produce glutathione naturally, but as we age, the amount decreases, which can lead to premature aging. The active substance evens out the skin color, makes it firmer and more elastic - as a result, wrinkles become less noticeable. 

Vitamin C is an antioxidant that is not synthesized in the human body, but is very important due to its wide range of skin benefits. It is involved in the collagen synthesis and reduces the melanin production. Vitamin C reduces the harmful effects of direct sunlight and increases the protective ability of the skin.

Stress often triggers rashes and redness of the skin. Thiamine contributes to the normal functioning of the human nervous system. It promotes skin elasticity, fights against fine wrinkles and irritations.