https://www.selleckchem.com/pr....oducts/l-selenomethi
A formulation containing a combination of 4-HR and niacinamide delivered superior skin tone and anti-ageing benefits significantly better than niacinamide alone with no adverse events. This study demonstrates that a product designed to affect multiple pathways of melanogenesis, inflammation, and ageing may provide an additional treatment option, beyond hydroquinone and retinoids, for hyperpigmentation and ageing. A formulation containing a combination of 4-HR and niacinamide delivered superior skin tone and anti-ageing benefi
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