Niacinamide has been shown to improve melasma symptoms in as little as 4-6 weeks, with optimal results seen after 12 weeks of treatment.
A study published in the Journal of Clinical and Aesthetic Dermatology found that niacinamide significantly improved melasma symptoms in 80% of patients after 8 weeks of treatment.
It may take 3-6 months to see significant improvement in melasma symptoms with niacinamide treatment, and maintenance therapy may be necessary to prevent recurrence.
The U.S. National Library of Medicine recommends consulting a healthcare professional before starting niacinamide treatment for melasma, as individual results may vary.
Niacinamide has been shown to have a range of benefits for skin health, including improving melasma symptoms, reducing inflammation, and enhancing skin elasticity.
Dermstore experts recommend using a niacinamide product with a concentration of at least 5% to see optimal results for melasma treatment, and to combine it with other skincare products for enhanced benefits.
The American Osteopathic College of Dermatology recommends considering niacinamide as a treatment option for melasma, particularly for patients who have not responded to other treatments.
This video guide from a board-certified dermatologist explains how to use niacinamide to treat melasma, including tips for choosing the right product and combining it with other skincare treatments.