Niacinamide has been shown to reduce hyperpigmentation in as little as 4 weeks, with optimal results achieved after 12 weeks of treatment.
Studies suggest that niacinamide can start to reduce hyperpigmentation in 4-6 weeks, but it may take 3-6 months to see significant improvements.
Niacinamide can help reduce the appearance of hyperpigmentation in as little as 4 weeks, with continued improvement over the next 3-6 months.
While results may vary, niacinamide has been shown to reduce hyperpigmentation in some individuals in as little as 4-6 weeks, with optimal results achieved after 3-6 months of treatment.
A study published in the Journal of Clinical and Aesthetic Dermatology found that niacinamide reduced hyperpigmentation in 4 weeks, with significant improvements seen after 12 weeks.
According to dermatologists, niacinamide can start to reduce hyperpigmentation in as little as 4-6 weeks, but it may take 3-6 months to see noticeable improvements.
The American Academy of Dermatology recommends niacinamide as a treatment for hyperpigmentation, which can take 4-6 weeks to start working, with optimal results achieved after 3-6 months.
A study published in the Journal of Cosmetic Dermatology found that niacinamide reduced hyperpigmentation in 4 weeks, with significant improvements seen after 12 weeks of treatment.