1 Product identity
Ingredient risk
Contains a high-risk ingredient
Flush-Free Niacin (Inositol Hexaniacinate) 500 mg
BrandSwanson Ultra→Non-Nutrient/Non-Botanical Capsule 5 ingredients 1 high-risk 1 caution DSLD #180963Net contents: 120 Capsule(s)
Target: Adults and Children 4 years and above
DSLD entry: 2018-09-21
2 Ingredients (5)
IngredientGroupSafety
Rice FlourRice—
GelatinGelatin—
Ingredient amounts require the full DSLD label. View full label at NIH DSLD →
⛔ High-risk ingredient — documented serious harm
Inositol — GDM prevention — 4 g/day from first trimester in high-risk women [2]
⚠️ Use with caution — restricted in some markets
Magnesium — Severe deficiency (<0.50 mmol/L) causes secondary hypocalcemia and hypokalemia that will not correct until magnesium is repleted first [1].
3 Safety cross-reference
Inositol — High risk
⚠ Flushing at >50 mg
⚠ Hepatotoxicity at high doses
Magnesium — Use with Caution
⚠ Diarrhea (especially oxide)
⚠ Accumulates in renal impairment
Silicon — Generally Safe
⚠ Very low toxicity
4 Label claims
• All Other
5 Data source
DSLD ID180963
Full labelView at NIH DSLD →
SourceOffice of Dietary Supplements, NIH
Market statusOn market
Entry date2018-09-21
6 More from Swanson Ultra
View Swanson Ultra Safety Scorecard → 24 products
Albion Chelated Vanadium 5 mgAlbion Complexed Potassium 99 mgBonolive 250 mgCognizin Citicoline 500 mgConjugated Phosphatidylserine with DHA 100 mgD-Limonene Cold-Pressed Orange Peel Extract 250 mg7 Cite this page
Vancouver
Pkhakadze G. Flush-Free Niacin (Inositol Hexaniacinate) 500 mg — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Oct 18]. Available from: https://supplement.ge/products/dsld-180963/
CC BY 4.0. Product data from NIH DSLD; safety analysis by SupplementIndex.
GP
Analyzed by SupplementIndex
PHIG · Editor-in-Chief: Prof. Giorgi Pkhakadze, MD, MPH, PhD
Product data sourced from the NIH Dietary Supplement Label Database (DSLD). Safety cross-referencing by SupplementIndex. This analysis is for informational purposes only. For corrections: info@accreditation.ge.
Publisher: PHIG
Publisher: PHIG