Chronic skin exposure to stress factors such as UV radiation, pathogens and pollutants, as well as mitochondrial dysfunction during aging induce oxidative stress. This results in progressive loss of cell structure and functional integrity and then leads to skin damage   …

L-2-thiohistidine a natural amino-acid for active photo-protection While ozone depletion and sun exposure make us prone to UV overexposure, the benefits of sunlight, such as vitamin D production and mood boosting, are overwhelmed by its deleterious effects on skin. Solar erythema, photo-dermatosis, photo-aging  …