Elsholtzia ciliata leave-extract loaded silk microparticles as a prospective anti-oxidative skin cosmetic

Aging is one of the hidden risks that human faces, as it impacts both beauty and health 1 .The most noticeable symptom of aging is the skin, which is the human biggest organ, in terms of size and volume 2 .The skin is mostly impacted by the environment, since it is constantly exposed to UV radiation from the sun, dust, and pollution, making skin conditions the fourth major source of non-fatal disease burden in human 3 .Thus, skin care is becoming increasingly important, particularly in the cosmetics industry.Oxidation is a major problem for cosmetic products in the battle against skin aging 4 .To this end, anti-oxidative agents such as plant polyphenols are the outstanding solutions for skin aging 5,6 .