Other ingredients
Gelatin; Stearate
Image: NIH Office of Dietary Supplements, Dietary Supplement Label Database — No separate image reuse license stated
Life Extension
Vitamin B3 Niacin 500 mg
Capsule
Serving size1 Capsule(s)
Servings per containerNot listed
Package100 Capsule(s)
Data retrievedJul 28, 2026
Supplement Facts
Serving size 1 Capsule(s)
Niacin500 mg NE3125% DV
Label directions
Directions: Take one (1) capsule daily with meals; or as recommended by a healthcare practitioner.
Label warnings
Read the entire label and follow the directions carefully. Caution: Temporary flushing itching rash gastric disturbances lightheadedness or unexpected drop in blood pressure may occur. Liver function testing is recommended when niacin is taken in excess of 500 mg daily. Warnings: Keep out of reach of children. Do not exceed recommended dose. Do not purchase if outer seal is damaged. Consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating. To report a serious adverse event or obtain product information contact 1-866-280-2852.
Identity and label version
NIH label record328764
Entered into NIH DSLDApr 24, 2025
UPC / GTIN00737870372103
Manufacturer / distributor on labelQuality Supplements and Vitamins Inc.
Market statusOn market in the source data
“Entered into NIH DSLD” is the database entry date for this label record. It is not a manufacturer launch date or a label effective date.
NIH label history (1)
Current labelNIH record 328764Entered Apr 24, 2025
Niacin500 mg NE
Label warning: Read the entire label and follow the directions carefully. Caution: Temporary flushing itching rash gastric disturbances lightheadedness or unexpected drop in blood pressure may occur. Liver function testing is recommended when niacin is taken in excess of 500 mg daily. Warnings: Keep out of reach of children. Do not exceed recommended dose. Do not purchase if outer seal is damaged. Consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating. To report a serious adverse event or obtain product information contact 1-866-280-2852.
Sources and traceability
- NIH Dietary Supplement Label DatabaseData retrieved Jul 28, 2026Open source ↗
More from Life Extension
Data comes from product labels or official public sources. It does not mean Safmira, NIH, or FDA approves, certifies, or recommends this product. Label amounts are not laboratory measurements.