NOW Niacin, Flush Free, 500mg, 90 VCaps Plant Based Protein and Vegan Protein Powder High-potency echinacea extract is a

High-potency echinacea extract is a powerful immune stimulant and is most effective when taken at the onset of infection

or other symptoms occur

People who want botanicals included alongside vitamins and minerals

Higher-strength products (50B+) are usually for specific situations like post-antibiotic recovery

NOW Niacin, Flush Free, 500mg, 90 VCaps Plant Based Protein and Vegan Protein Powder High-potency echinacea extract is aNOW Flush Free Niacin Details A Dietary Supplement Vegetarian Formula Double Strength Niacin (Vitamin B 3) is an essential B vitamin necessary for good health. Many Niacin supplements cause a temporary Niacin flush or tingling red rash on the skin when taken in large doses. This flush free Niacin is formulated to avoid such reactions.