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4 results for “niacinamide” — 2 products, 2 journal notes
PRODUCTS
JOURNAL
SCIENCE
Your barrier, not your actives, decides everything
…niacinamide at 5% sits at the top of the useful range, and going higher mostly buys flushing…
FORMULATION
Why we buy niacinamide at 5% and stop
…the concentration where the barrier data plateaus. Above it we saw no further TEWL improvement…