HYDROQUINONE
Hydroquinone: the gold standard for fading pigmentation, freckles, melasma.
Hydroquinone: the gold standard for fading pigmentation, freckles, melasma.
One of the reasons many people put off starting a retinoid to treat acne is a fear of things getting worse before they get better (aka the dreaded 'retinoid purge').
Here's what science says about how long it takes to improve lines & wrinkles (and other signs of photoageing) with daily use of a prescription retinoid (hint: it’s definitely not overnight!)