Klaire Labs SFI Niacin-SR 500 mg – Sustained-Release Vitamin B3 (Hypoallergenic, 100 Scored Tablets)

Slow release over several hours helps avoid the uncomfortable flushing action of this B vitamin so that its full benefits on cholesterol metabolism can be obtained. Each scored tablet provides 500 mg of niacin with a sustained-release profile. Hypoallergenic formula free from common allergens and artificial colors, flavors, and preservatives; Klaire Labs (formerly ProThera) stands behind purity, potency, and performance.