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Ingredient guide
Nicotinamide riboside chloride: evidence, dose and safety
Nicotinamide riboside is a form of vitamin B3 that the body turns into NAD+. It is an authorised novel food in the EU, for adults only.
At a glance
- Strongest evidence
- D Weak
- Adult upper limit
- 300 mg a day from food and supplements together
- Safety checks
- 0 situations and 0 medicine or supplement interactions, checked against your answers in every plan
- Reviewed
- Atrum Labs clinical team (MD, PhD), November 2026
What the research looked at
Each line is one body of research, graded A (strong) to D (weak). How we grade evidence. What each study measured is explained in your personal plan.
| Grade | Who was studied | References |
|---|---|---|
| D | Healthy middle-aged and older adults |
|
How much
- Adult upper limit: 300 mg a day from food and supplements together. Source: Reg. (EU) 2020/16 (adults; 230 mg in pregnancy and lactation).
- Children's doses are set by age, and some ingredients are for adults only.
Products with Nicotinamide riboside chloride
Written and reviewed by the Atrum Labs clinical team (physician-scientists, MD, PhD) from our clinical knowledge base, version 0.2.0-draft. This page is general information, not medical advice. Food supplements are not a substitute for a varied, balanced diet and a healthy lifestyle.
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