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Niacinamide (Vitamin B3) — SacredBod supplement bottle (illustrative)
Supplement · Vitamin

Niacinamide (Vitamin B3)

500 mg · vegan · gluten-free · 100 caps

dull-skinhair-thinningpremature-aging skinconnective tissue
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What it is

Niacinamide (Vitamin B3) is a water-soluble vitamin essential for cellular energy metabolism and DNA repair. As a supplement, it is utilized for its role in supporting skin barrier integrity, reducing inflammation, and acting as a precursor to NAD+.

How it works

Niacinamide functions by increasing intracellular NAD+ levels, which are vital for numerous enzymatic reactions including DNA repair and cellular energy production. Topically and orally, it enhances ceramide synthesis, strengthening the skin barrier. It also exhibits anti-inflammatory properties and can modulate keratinocyte differentiation.

Who should take it

Adults looking to address dull skin, hair thinning, premature ageing. Particularly relevant for people who prefer a targeted single ingredient and who have ruled out an underlying condition that needs medical care first.

Avoid / careful

Pregnant or nursing women without clinician oversight. People on prescription medication affecting the same pathway should consult a doctor before combining. Side effects are uncommon at recommended doses but mild GI upset can occur when starting.

When to take it

Morning
Noon
Evening
Night

How to take it

With food
Empty stomach
Before food

FAQs

Frequently asked

Will niacinamide cause a skin flush?
No, niacinamide is the non-flushing form of Vitamin B3, unlike nicotinic acid.
How long does it take to see results?
Visible skin improvements are typically noticed within 8-12 weeks of consistent daily use.
Can I take niacinamide with other supplements?
Yes, niacinamide can be layered with other supplements, but consult a clinician if you are on prescription medications.

Research

6 studies · 2010–2024
Evidence grade
ABCD

B · B · emerging-to-moderate human evidence for skin, hair and connective-tissue health

From the blog

· 8 min read

Niacinamide (Vitamin B3) Dosage: How Much Should You Take?

How much Niacinamide (Vitamin B3) to take, when to take it, which form is best, and how to stack it safely.

#dosage#how-to#vitamin
· 8 min read

Top Benefits of Niacinamide (Vitamin B3) (Evidence-Based)

The science-backed benefits of Niacinamide (Vitamin B3), the mechanisms behind them, and how to know if it is working for you.

#benefits#evidence#vitamin
· 8 min read

What Is Niacinamide (Vitamin B3)? A Complete India Guide

A complete guide to Niacinamide (Vitamin B3): what it is, how it works, benefits, dosing, safety and where to buy it in India.

#guide#india#vitamin

Editorial notes

SacredBod's longer take on Niacinamide (Vitamin B3) — context the structured blocks above don't capture.

About Niacinamide (Vitamin B3)

Flush-free niacinamide for skin barrier and NAD support.

As part of the Vitamin category, Niacinamide (Vitamin B3) is included in the SacredBod catalog to support skin, hair and connective-tissue health. See the Mechanism and Research sections above for detail.

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