Niacinamide — Niacinamide is included in a multi-ingredient formulation tested for dark circles and hyperpigmentation, and is listed as one depigmenting option among many, but the evidence shown doesn't isolate its individual effect.
SKINCARE
Sunday Riley 5 Stars Retinoid + Niacinamide Eye Serum
RESEARCH
- Niacinamide may help dark circles
- Centella asiatica supports skin health
- Research on full formula missing
COMMUNITY
- Limited discussion found
SAFETYRetinoids can cause sensitivity to sunlight; use daily SPF during daytime use.
WHAT THE RESEARCH SAYS
ALL 27 ON PUBMED ↗Cards marked "FROM INGREDIENT LIST" below are separate PubMed searches on Sunday Riley 5 Stars Retinoid + Niacinamide Eye Serum's individual key ingredients, not the product itself — PubMed rarely indexes research on a specific commercial product by name.
A multi-ingredient formula with niacinamide and other actives showed improvement in under-eye dark circles over 6 weeks.
Niacinamide is listed among topical agents studied for treating periorbital hyperpigmentation and dark circles.
WHAT PEOPLE SAY
READ THREADS ON REDDIT ↗COMMUNITY SENTIMENT
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COMMENTS
Add context that might help others — skin type, conditions like PCOS, what you'd tried before. The more specific, the more useful.
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