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An ester of nicotinic acid (niacin), used as a skin conditioning agent and often for its vasodilating properties, which can promote circulation and cause temporary redness.
May aggravate
Safety summary
Can cause temporary redness and warmth due to its vasodilating effect. Use concentrations are typically low.
CAS Number
23597-82-2
1% line marker
This ingredient is commonly used as a marker to identify where ingredients drop below 1% concentration on the label.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.