Comparison

Blue-Green Algae 500 mg and Organic Spirulina 5 g

Blue-Green Algae 500 mg (NOW) lists 4 distinct ingredients and Organic Spirulina 5 g (Amazing India) 5 (rows of one ingredient counted once); 4 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 0.88.

Amount per serving (and % of the Daily Value)
IngredientBlue-Green Algae 500 mgOrganic Spirulina 5 g
Vitamin A560 IU427 IU
Protein1 g3 g
Iron0.7 mg (4%)1.7 mg (9%)
Blue-Green Algae2,000 mg5,000 mg
Carbohydrate1 g

Amounts are per serving as DSLD gives them: Blue-Green Algae 500 mg, 4 tablets; Organic Spirulina 5 g, 1 tsp. Current labels entered October 2012 and August 2021. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own