Found 1 products for niacinamide serum pores
HOYGI Pink Bio Collagen Mask Deep Hydrating Soften Skin Moisturizing Gentle Shrink Pores Elasticity Refresh Brightening Skincare
aliexpress (paid link)
This product is a mask that targets pores and skin elasticity, but it is not a serum nor specifically contains niacinamide.
15