Comparison

Grapefruit Seed Extract 250 mg and DefensePlus

Grapefruit Seed Extract 250 mg (BIOVEA) lists 11 distinct ingredients and DefensePlus (NutriBiotic) 11 (rows of one ingredient counted once); 10 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 0.80.

Amount per serving (and % of the Daily Value)
IngredientGrapefruit Seed Extract 250 mgDefensePlus
Vitamin C125 mg (139%)125 mg (139%)
Zinc5 mg (45%)5 mg (45%)
Ginger50 mg50 mg
Astragalus100 mg100 mg
Reishi mushroom100 mg100 mg
Maitake Mushroom50 mg50 mg
Shiitake Mushroom50 mg50 mg
Grapefruit250 mg250 mg
Echinacea angustifolia50 mg50 mg
Yarrow50 mg50 mg
Goldenseal50 mg
Oregon Grape50 mg

Amounts are per serving as DSLD gives them: Grapefruit Seed Extract 250 mg, 1 vegetarian tablet; DefensePlus, 1 tablet. Current labels entered May 2015 and March 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own