The barrier builder.
No. Niacinamide is the 'no-flush' version. You won't turn red and tingly.
Yes. The idea they cancel each other out is an old myth based on outdated chemistry. Modern formulas are stable. Just let each one absorb for a minute.
Unlikely. It's known for being calming. If you're breaking out, it's more likely another ingredient in the product.
Click through to the studies bar for the evidence base.
See the dosing guide below.
Compare formats before buying.
Some ingredients build up over weeks. Others act fast.
The compound effect of consistent dosing.
Check the cautions section if you have a pre-existing condition.
Some ingredients you feel. Others just work in the background.
Yes, twice a day is fine for most people. It's very gentle.
5% is the sweet spot backed by solid studies. More isn't always better and can cause irritation.
The main proven oral benefit is for skin cancer risk. For cosmetic changes like oil control, topical application is the direct and proven route.
They are the exact same thing. Just two different names for the same molecule.
Most research uses 1.0g daily. Below 0.5g, you're probably wasting money. Above 2.0g, no extra benefit. The curve plateaus. Safe upper limit ~ 3.0g.
Gold standard active ingredient.
Found widely in meat, fish, poultry, nuts, and legumes. Your body can also synthesize it from the amino acid tryptophan, found in turkey and dairy.
Niacinamide (Vitamin B3) interacts with other supplements and meds. The analyzer flags interactions, dose mismatches, and timing collisions across your whole list.
FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. This information is for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before starting any supplement regimen.