Hyperpigmentation has been one focus of topical turmeric studies. If you have patches of skin that are darker than the normal surrounding tissue, this is hyperpigmentation. One such study found that a turmeric-based cream reduced hyperpigmentation by more than 14 percent over the course of four weeks.

How long does turmeric take to remove hyperpigmentation?

Studies have shown turmeric to reduce dark spots on the skin—AKA hyperpigmentation. In fact, one study showed that a turmeric-extract cream reduced hyper-pigmentation up to 14 per cent after four weeks of use.

Does turmeric lighten hyperpigmentation?

If applied regularly over a long period of time, turmeric may lighten hyperpigmentation by preventing melanin production in new skin cells as they develop. After several months, you may see results.