Flush-Free Niacin, 500 mg, 90 Veg Capsules
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Niacin (Vitamin B-3)(from 549 mg of Inositol Hexanicotinate) | 500 mg | 3125% |
| Inositol(from 549 mg of Inositol Hexanicotinate) | 122 mg | † |
Bioavailability Fair
Absorption Rating
- Niacin (Vitamin B-3)(from 549 mg of Inositol Hexanicotinate) Poor
- Inositol(from 549 mg of Inositol Hexanicotinate) Good
Other Ingredients Excellent
Fillers & Additives
- Hypromellose (Cellulose Capsule)
- Microcrystalline cellulose and ascorbyl palmitate
Efficacy Poor
Dosage Analysis
- Niacin (Vitamin B-3)(from 549 mg of Inositol Hexanicotinate) 500 mg High
- Inositol(from 549 mg of Inositol Hexanicotinate) 122 mg Under-dosed
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Niacin (Vitamin B-3)(from 549 mg of Inositol Hexanicotinate) | 500 mg | 3125% |
| Inositol(from 549 mg of Inositol Hexanicotinate) | 122 mg | † |
Other Ingredients
Price Comparison
Price History
Tracked across major retailers. Updated periodically.
Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.
Certifications
7 certifications
Transparency
5 claims
Violation History
7 incidents
Is NOW Foods Flush-Free Niacin, 500 mg a good supplement?
NOW Foods Flush-Free Niacin, 500 mg, 90 Veg Capsules received a product quality score of 71/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients Of the 2 inactive ingredients, 1 are rated safe and 0 are flagged for review. The manufacturer, NOW Foods, holds a brand trust score of 100/100 with 7 verified certifications including Consumerlab, Informed Sport, Labdoor, Non Gmo Project.
What are the ingredients in NOW Foods Flush-Free Niacin, 500 mg?
NOW Foods Flush-Free Niacin, 500 mg contains 2 active ingredients: Niacin (Vitamin B-3)(from 549 mg of Inositol Hexanicotinate) (500 mg), Inositol(from 549 mg of Inositol Hexanicotinate) (122 mg). Notable high-dose ingredients include Niacin at 3125% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is NOW Foods Flush-Free Niacin, 500 mg safe to take?
NOW Foods Flush-Free Niacin, 500 mg, 90 Veg Capsules has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.
Is NOW Foods a trustworthy supplement brand?
NOW Foods receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1968 and headquartered in Bloomingdale, Illinois, USA, the company offers 996 products in their lineup. They hold 7 verified certifications including Consumerlab, Informed Sport, Labdoor, Non Gmo Project. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: NOW Foods has 7 historical regulatory incidents on record, which are factored into the trust score.
How much vitamin d3 should i take daily?
The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.
What does vitamin d do?
This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.
How much vitamin d3 per day for a woman?
The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.
Scan Any Supplement Instantly
Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.