Bioderma solar cosmetics. PHOTODERM MINERAL SPF50 + Fluide Très Haute Protection. Waterproof. Maximum mineral photoprotection of UVA / UVB rays for intolerant skin, which also protects reactions due to sun exposure. This is achieved thanks to its BIOprotection Cellular patent, which stimulates the skin's defenses and preserves its DNA. Very easy to apply and invisible, it has a silky and ultra-light texture for a feeling of well-being and softness.