🟢 90/100

This product looks safe

  • Nicotinamide Riboside Chloride: 1500mg is 42.9× the Tolerable Upper Intake Level (35mg)
  • 75% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Nicotinamide Riboside Chloride: 1500mg is 42.9× the Tolerable Upper Intake Level (35mg)

Label Data

2 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
75% Evidence Coverage

Supplement Facts — Evidence Check

⚠️ Exceeds Tolerable Upper Intake Level by 42.9× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 1500mg UL 35mg
300 mg
📊 Market median: 167.0mg (311 products) 📚 182 studies (Tier A: 0, B: 65)
This product: 300mg
200 mg
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 200mg
Bioperine
10 mg

Other Ingredients

Hypromellose Rice Flour Magnesium Stearate Silicon Dioxide

Label Claims — Verification

All Other
Structure/Function
All Other (100% of products) Structure/Function (90% of products) Nutrient (28% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

Suggested use Take 2-3 capsules once a day, 30 minutes before activity or as directed by your healthcare professional. For best results, take daily for at least 21 consecutive days or more. Otherwise results may diminish.

⚠️ Warnings & Precautions

Keep out of reach of children.

Do not use if safety seal is damaged or missing.

Caution Pregnant or nursing mothers, children under the age of 18 and individuals with a known medical condition should consult with a physician before using this or any dietary supplement.

Pregnant or nursing mothers, children under the age of 18 and individuals with a known medical condition should consult with a physician before using this or any dietary supplement.

🧪 Formulation Notes

Nicotinamide Riboside + Resveratrol, Quercetin, BioPerine

Healthy aging & longevity Supports energy & skin

Made with Non GMO ingredients

Vegan Friendly

Zero GMO's, antibiotics, preservatives, gluten, shellfish, dairy, soy & wheat, sugar, corn, hormones, lactose, egg, peanuts, tree nuts

Additional Information

Store in a cool & dry place.

Tell us what you think Have a question? Not happy with the product? Please email us and we will make it right. customers@rainbownutrients.com

Made with Non GMO ingredients Vegan Friendly Lab Tested 3rd Party Certified for Purity & Potency Made in USA with globally sourced ingredients GMPc Facility Good Manufacturing Practice-Consistency Quality

Product Details

DSLD Entry Date 2025-05-21
Product Type Other Combinations
Form Capsule
DSLD ID 333646
Data Updated 2026-04-11

Research Evidence

10 Research Sources
49 Avg Quality Score
8 Rct
1 Systematic Review
1 Clinical Trial
B Chronic nicotinamide riboside supplementation is well-tolerated and elevates NAD+ in healthy middle-aged and older adults
Rct Nature communications 2018
C The effects of NAD+ precursor (nicotinic acid and nicotinamide) supplementation on weight loss and related hormones: a systematic review and meta-regression analysis of randomized controlled trials
Systematic Review Frontiers in nutrition 2023
C Effect of nicotinamide riboside on airway inflammation in COPD: a randomized, placebo-controlled trial.
Rct Nature aging
C Safety and Metabolism of Long-term Administration of NIAGEN (Nicotinamide Riboside Chloride) in a Randomized, Double-Blind, Placebo-controlled Clinical Trial of Healthy Overweight Adults
Rct Scientific reports 2019
C Nicotinamide Riboside Augments the Aged Human Skeletal Muscle NAD+ Metabolome and Induces Transcriptomic and Anti-inflammatory Signatures
Rct Cell reports 2019
C Oral nicotinamide riboside raises NAD+ and lowers biomarkers of neurodegenerative pathology in plasma extracellular vesicles enriched for neuronal origin
Rct Aging cell 2023
C Nicotinamide riboside with pterostilbene (NRPT) increases NAD+ in patients with acute kidney injury (AKI): a randomized, double-blind, placebo-controlled, stepwise safety study of escalating doses of NRPT in patients with AKI
Rct BMC nephrology 2020
C Clinical Trial of Niagen to Examine Recovery in People With Persistent Cognitive and Physical Symptoms After COVID-19
Clinical Trial ClinicalTrials.gov 2021
C A randomized placebo-controlled trial of nicotinamide riboside and pterostilbene supplementation in experimental muscle injury in elderly individuals.
Rct JCI insight
C Nicotinamide Riboside Supplementation Benefits in Patients With Werner Syndrome: A Double-Blind Randomized Crossover Placebo-Controlled Trial.
Rct Aging cell
View all evidence for Nicotinamide Riboside →

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