Comparison

No. 4 Calcium - Magnesium Chelate and Super Chlorella 1000 mg

No. 4 Calcium - Magnesium Chelate (Wachters') lists 5 distinct ingredients and Super Chlorella 1000 mg (The Vitamin Shoppe) 3 (rows of one ingredient counted once); 2 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 0.38.

Amount per serving (and % of the Daily Value)
IngredientNo. 4 Calcium - Magnesium ChelateSuper Chlorella 1000 mg
Vitamin D5 mcg (25%)1 mcg (5%)
Chlorophyllnot disclosed20 mg
Calcium500 mg (38%)
Magnesium250 mg (60%)
Carrotnot disclosed
Chlorella1,000 mg

Amounts are per serving as DSLD gives them: No. 4 Calcium - Magnesium Chelate, 6 tablets; Super Chlorella 1000 mg, 1 tablet. Current labels entered May 2013 and April 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own