Comparison

Instant CalMac Lemon and Cal-Mag Citrate (Effervescent Powder)

Instant CalMac Lemon (Nutrina) lists 3 distinct ingredients and Cal-Mag Citrate (Effervescent Powder) (Thorne Research) 3 (rows of one ingredient counted once); 3 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 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientInstant CalMac LemonCal-Mag Citrate (Effervescent Powder)
Vitamin C500 mg (556%)500 mg (556%)
Calcium400 mg (31%)500 mg (38%)
Magnesium200 mg (48%)200 mg (48%)

Amounts are per serving as DSLD gives them: Instant CalMac Lemon, 7 g; Cal-Mag Citrate (Effervescent Powder), 5.35 g. Current labels entered June 2020 and June 2017. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own