Comparison

Spirulina 500 mg Tablets and 100% Organic Spirulina 500 mg

Spirulina 500 mg Tablets (Health Ranger Select) lists 25 distinct ingredients and 100% Organic Spirulina 500 mg (VitaCeutical Labs) 21 (rows of one ingredient counted once); 20 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 0.83.

Amount per serving (and % of the Daily Value)
IngredientSpirulina 500 mg Tablets100% Organic Spirulina 500 mg
Vitamin B60.02 mg (1%)0.03 mg (2%)
Sodium19 mg25 mg
Magnesium10 mg (2%)6 mg (1%)
Vitamin B125 mcg (208%)6 mcg (250%)
Niacin0.5 mg (3%)0.5 mg (3%)
Potassium45 mg (under 1%)30 mg (under 1%)
Vitamin A7 mg6,900 IU
Riboflavinnot disclosed0.2 mg (15%)
Protein2.1 g2 g
Iron2 mg (11%)1 mg (6%)
Chromium80 mcg (229%)4.5 mcg (13%)
Manganese0.1 mg (4%)0.05 mg (2%)
Iodine3 mcg (2%)6 mcg (4%)
Vitamin K30 mcg (25%)28 mcg (23%)
Phosphorus29 mg (2%)24 mg (2%)
Blue-Green Algae3,000 mg3,000 mg
Zeaxanthin4 mg2 mg
Gamma Linolenic Acid46 mg23 mg
Chlorophyll35 mg42 mg
C-Phycocyanin600 mg480 mg
Carbohydrate0.4 g
Calcium11 mg (under 1%)
Fat (unspecified)0.2 g
Thiamin0.02 mg (2%)
Fiber0.1 g
Inositol2 mg

Amounts are per serving as DSLD gives them: Spirulina 500 mg Tablets, 6 tablets; 100% Organic Spirulina 500 mg, 6 tablets. Current labels entered June 2023 and November 2015. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own