Comparison

Dyno-Mins Calcium Magnesium 500/250 mg and Cal/Mag Ascorbate

Dyno-Mins Calcium Magnesium 500/250 mg (Nature's Plus) lists 5 distinct ingredients and Cal/Mag Ascorbate (Douglas Laboratories) 6 (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 0.69.

Amount per serving (and % of the Daily Value)
IngredientDyno-Mins Calcium Magnesium 500/250 mgCal/Mag Ascorbate
Calcium500 mg (38%)31 mg (2%)
Magnesium250 mg (60%)10 mg (2%)
Calcium Ascorbatenot disclosed300 mg
Magnesium ascorbatenot disclosed150 mg
Vitamin C369 mg (410%)
Vitamin D1.25 mcg (6%)
Fructo-Oligosaccharidesnot disclosed

Amounts are per serving as DSLD gives them: Dyno-Mins Calcium Magnesium 500/250 mg, 2 tablets; Cal/Mag Ascorbate, 1 capsule. Current labels entered December 2016 and April 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own