The Vitamin Shoppe No-Flush Niacin 500 mg
Brand: The Vitamin Shoppe · Form: CAPSULE [E0159] On Market
Our assessment
Our assessment: The evidence shows that The Vitamin Shoppe No-Flush Niacin 500 mg is a form of niacin designed to avoid the common "niacin flush." However, because the specific ingredient profile is not provided, we must rely on general data for niacin. Niacin is essential for converting food into energy and supporting healthy skin and nerves [NIH ODS]. You should be aware that "no-flush" forms, such as inositol hexanicotinate, may not provide the same cholesterol-lowering benefits as standard niacin [NIH ODS].
How it works
Think of niacin as a cellular workhorse — it helps your body convert the food you eat into usable energy by playing a key role in over 400 enzymatic reactions [NIH ODS]. The "no-flush" version is designed to be absorbed more slowly, which helps you avoid the temporary redness and tingling (the "niacin flush") that standard niacin can cause [NIH ODS].
Safety profile
FDA received 1,385 adverse event reports for niacin products. Specific side effects reported include flushing (1,039 reports), pruritus (itching) (168 reports), and nausea (122 reports) [FDA data]. Taking high doses of niacin can also lead to liver toxicity, so you should not exceed the Tolerable Upper Intake Level of 35 mg per day from supplements and fortified foods unless under medical supervision [NIH ODS]. Data not available for the specific side effect profile of this exact "no-flush" formulation from the provided data.
Our recommendation
Our recommendation: If you are using niacin to manage cholesterol, discuss with your doctor whether a "no-flush" form is appropriate, as it may not be as effective for that purpose [NIH ODS]. For general health, stick to the RDA of 16 mg per day for men and 14 mg per day for women from food and a standard multivitamin [NIH ODS]. Do not take 500 mg of this product without first consulting your healthcare provider due to the risk of liver toxicity and other side effects [NIH ODS] [FDA data].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | The Vitamin Shoppe |
|---|---|
| Serving Size | |
| Contents | 100.0 Capsule(s) |
| Market Status | On Market |
How to Read This Label
Supplement labels contain several key sections regulated by the FDA:
- Serving Size — The recommended amount per dose. Always check this — some products require multiple capsules per serving.
- Amount Per Serving — Shows the quantity of each nutrient in the product, typically in IU (International Units), mg (milligrams), or mcg (micrograms).
- % Daily Value (%DV) — Indicates how much a nutrient in a serving contributes to a daily diet. 5% DV or less is low; 20% DV or more is high.
- Other Ingredients — Lists inactive ingredients like fillers, binders, and capsule materials (e.g., gelatin, cellulose, magnesium stearate).
- Suggested Use — The manufacturer's recommended directions for taking the supplement, including timing and dosage.
Source: FDA Dietary Supplement Labeling Guide