“Niacinamide?”Here!vitamin B3
Appears in 3 scanned products.
In personal care
A form of vitamin B3 (niacin) that is water-soluble and commonly formulated into serums, moisturizers, and treatment products.
Why it’s used
Used for its effects on skin appearance and barrier function; formulators include it to help with the look of skin tone, texture, and moisture retention.
What the evidence says
Niacinamide has a substantial body of published research, including clinical trials, supporting benefits for skin barrier function and appearance at typical cosmetic concentrations (around 2-5%). CIR has reviewed it as safe for use in cosmetics.
Context
Most studied in leave-on products at concentrations in the low single-digit percentages; effects described in the literature are tied to that range.
Rumors
Niacinamide fades dark spots and brightens uneven skin tone.
Supports — establishedhealth and safety evidence
Measured as an outcome.
- Mechanistic Basis and Clinical Evidence for the Applications of Nicotinamide (Niacinamide) to Control Skin Aging and Pigmentation (Peer-reviewed) · Funded by Korea Health Industry Development Institute (KHIDI), Ministry of Health and Welfare, Republic of Korea (government) · No conflicts declared
- Mechanistic Insights into the Multiple Functions of Niacinamide: Therapeutic Implications and Cosmeceutical Applications in Functional Skincare Products (Peer-reviewed) · Funding not clearly stated · Authors declare a conflict of interest
Who’s saying this
- BEIERSDORF UK LTD — a brand: sells NIVEA skincare products
How we know who this is
- “WWW.NIVEA.CO.UK (THE "WEBSITE") IS OPERATED BY BEIERSDORF UK LTD ("BEIERSDORF", "OUR", "US", "WE").” (their page)
- “Beiersdorf may update and change this website from time to time to reflect changes to Beiersdorf's products, users' needs and Beiersdorf's business priorities.” (their page)
Niacinamide calms redness and irritation because it is anti-inflammatory.
Supports — establishedhealth and safety evidence
Measured as an outcome.
- Mechanistic Insights into the Multiple Functions of Niacinamide: Therapeutic Implications and Cosmeceutical Applications in Functional Skincare Products (Peer-reviewed) · Funding not clearly stated · Authors declare a conflict of interest
- Mechanistic Basis and Clinical Evidence for the Applications of Nicotinamide (Niacinamide) to Control Skin Aging and Pigmentation (Peer-reviewed) · Funded by Korea Health Industry Development Institute (KHIDI), Ministry of Health and Welfare, Republic of Korea (government) · No conflicts declared
Who’s saying this
- BEIERSDORF UK LTD — a brand: sells NIVEA skincare products
How we know who this is
- “WWW.NIVEA.CO.UK (THE "WEBSITE") IS OPERATED BY BEIERSDORF UK LTD ("BEIERSDORF", "OUR", "US", "WE").” (their page)
- “Beiersdorf may update and change this website from time to time to reflect changes to Beiersdorf's products, users' needs and Beiersdorf's business priorities.” (their page)
Niacinamide strengthens the skin barrier by boosting ceramide production.
Supports — suggestivehealth and safety evidence
Measured as a biomarker.
- Mechanistic Basis and Clinical Evidence for the Applications of Nicotinamide (Niacinamide) to Control Skin Aging and Pigmentation (Peer-reviewed) · Funded by Korea Health Industry Development Institute (KHIDI), Ministry of Health and Welfare, Republic of Korea (government) · No conflicts declared
Who’s saying this
- BEIERSDORF UK LTD — a brand: sells NIVEA skincare products
How we know who this is
- “WWW.NIVEA.CO.UK (THE "WEBSITE") IS OPERATED BY BEIERSDORF UK LTD ("BEIERSDORF", "OUR", "US", "WE").” (their page)
- “Beiersdorf may update and change this website from time to time to reflect changes to Beiersdorf's products, users' needs and Beiersdorf's business priorities.” (their page)
Niacinamide regulates oil (sebum) production and reduces the appearance of enlarged pores.
Supports — establishedhealth and safety evidence
Measured as an outcome.
- The effect of 2% niacinamide on facial sebum production (Peer-reviewed) · Funding not checked
- Mechanistic Basis and Clinical Evidence for the Applications of Nicotinamide (Niacinamide) to Control Skin Aging and Pigmentation (Peer-reviewed) · Funded by Korea Health Industry Development Institute (KHIDI), Ministry of Health and Welfare, Republic of Korea (government) · No conflicts declared
- Mechanistic Insights into the Multiple Functions of Niacinamide: Therapeutic Implications and Cosmeceutical Applications in Functional Skincare Products (Peer-reviewed) · Funding not clearly stated · Authors declare a conflict of interest
Who’s saying this
- BEIERSDORF UK LTD — a brand: sells NIVEA skincare products
How we know who this is
- “WWW.NIVEA.CO.UK (THE "WEBSITE") IS OPERATED BY BEIERSDORF UK LTD ("BEIERSDORF", "OUR", "US", "WE").” (their page)
- “Beiersdorf may update and change this website from time to time to reflect changes to Beiersdorf's products, users' needs and Beiersdorf's business priorities.” (their page)
Niacinamide causes acne breakouts and skin purging.
Does not support — suggestivehealth and safety evidence
Studied in: people with inflammatory acne vulgaris.
Measured as an outcome.
- Mechanistic Insights into the Multiple Functions of Niacinamide: Therapeutic Implications and Cosmeceutical Applications in Functional Skincare Products (Peer-reviewed) · Funding not clearly stated · Authors declare a conflict of interest
- Mechanistic Basis and Clinical Evidence for the Applications of Nicotinamide (Niacinamide) to Control Skin Aging and Pigmentation (Peer-reviewed) · Funded by Korea Health Industry Development Institute (KHIDI), Ministry of Health and Welfare, Republic of Korea (government) · No conflicts declared
Who’s saying this
- Re'equil — a brand: makes and sells its own hair care range
How we know who this is
- “© Re'equil 2026, All Rights Reserved.” (their page)
- “Launched our first hair care range for men, faced a setback, learnt & moved forward.” (their page)