[see Depigmentation therapy for vitiligo] Hydroquinone lightens epidermal, but not dermal, pigmentation by reducing the production of new melanin: Hydroquinone is applied topically just to the hyperpigmented skin only, twice daily for 3 months, after which time many patients maintain their improvement by using it twice each week
Two of the most clinically discussed ingredients in modern skincare sit on opposite ends of the ingredient spectrum, yet almost every comparison between them leans on marketing language rather than biology
Any intervention that improves it is directly therapeutic
This heat helps stimulate collagen production and encourages gradual firming
Cheng H, Wang P, Wang N, Dong W, Chen Z, Wu M, Wang Z, Yu Z et al (2023) Neuroprotection of NRF2 against ferroptosis after traumatic brain injury in mice