Vitamin & Mineral · Vitamin

Niacinamide (Vitamin B3)

Provisional Moderate Scorevitamin

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Published March 15, 2026Last updated March 15, 2026Methodology · Editorial policy · Report an error

Evidence review status: unreviewed

Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.

Review flags: AWAITING_SEMANTIC_VALIDATION

Provisional Summary

Niacinamide, the amide form of vitamin B3, serves as a vital precursor to the coenzymes NAD+ and NADP+. These compounds are essential electron carriers in redox reactions, facilitating cellular energy metabolism.

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Screened PMID Records

Reported Benefits

Pending

Synergy Review

At a Glance

CategoryVitamin & Mineral

GroupVitamin

Public Score StatusProvisional Moderate

Primary Keywordniacinamide (vitamin b3) benefits

Niacinamide close-up macro showing natural texture and detail — rich in anticoagulant, hepatotoxic risk, nephroactive

Niacinamide (Vitamin B3) — botanical close-up

Reported Benefits (Provisional)

Supports the conversion of carbohydrates, fats, and proteins into usable energy by aiding NAD and NADP production.

Improves skin hydration, elasticity, and clarity while reducing inflammation, acne, and hyperpigmentation.

Enhances immune function and reduces systemic inflammation

Supports cognitive health by protecting neurons from oxidative stress and inflammation.

Reduces inflammation and supports healthy cholesterol levels, promoting cardiovascular health.

Promotes DNA repair and reduces signs of aging by enhancing cellular health

Origin & History

Natural habitat

Niacinamide, a form of vitamin B3, is a water-soluble vitamin known for its role in energy metabolism, skin health, and systemic well-being. Unlike niacin, niacinamide does not cause flushing, making it a preferred form for supplementation and topical applications. Widely used in supplements, skincare products, and functional foods, niacinamide supports cellular energy production, reduces inflammation, and promotes healthy skin and immune function.

“Niacinamide, as a form of Vitamin B3, was identified and synthesized in the early 20th century, primarily for its role in preventing pellagra. While the broader concept of B vitamins has been recognized for longer, niacinamide itself is a modern biochemical compound without traditional medicinal history in the same way as botanical adaptogens. Its therapeutic applications in dermatology and metabolism have been extensively explored since the mid-20th century.”Traditional Medicine

Research Narrative (Provisional)

Extensive scientific research, including numerous clinical trials and meta-analyses, validates niacinamide's broad-spectrum benefits. Studies confirm its efficacy in supporting cellular energy production, enhancing skin barrier function, and modulating inflammatory responses. Its neuroprotective and cardiovascular benefits are also well-documented in modern scientific literature.

Preparation & Dosage

Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.

Nutritional Profile

- Bioactive: Niacinamide (Nicotinamide). - Forms: Water-soluble vitamin B3. - Key Cofactors: Precursor to NAD (Nicotinamide Adenine Dinucleotide) and NADP (Nicotinamide Adenine Dinucleotide Phosphate).

Reported Mechanism (Provisional)

Mechanism of Action

Niacinamide is the primary bioactive form that integrates into the coenzymes nicotinamide adenine dinucleotide (NAD+/NADH) and nicotinamide adenine dinucleotide phosphate (NADP+/NADPH). These coenzymes function as electron carriers in a multitude of redox reactions critical for cellular energy transfer and ATP synthesis via the electron transport chain. By supporting NAD+/NADP+ synthesis, niacinamide plays a fundamental role in maintaining metabolic health.

Clinical Narrative (Provisional)

Extensive scientific research, including numerous clinical trials and meta-analyses, has validated niacinamide's broad-spectrum benefits. Studies confirm its efficacy in supporting cellular energy production, enhancing skin barrier function, and modulating inflammatory responses. Research also indicates its neuroprotective qualities, though specific sample sizes are not detailed in the provided information. These findings collectively establish niacinamide as a well-researched compound with significant health applications.

Also Known As

nicotinamideVitamin B3

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These statements have not been evaluated by the Food and Drug Administration. This content is for informational purposes only and is not intended to diagnose, treat, cure, or prevent any disease.

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