
The why
A niacinamide treatment with a prickly, micro-channeling feel, aimed at glow and uneven texture. Redditors report smoother pores and faster absorption, while studies found niacinamide acne results mixed; sensitive or acne-prone skin may face redness, breakouts, or barrier damage.
One minus
Prickly sting can become burning, redness, or peeling
Good forCombination Skin, Oily Skin

