Comparison

No. 64 Select Cal 1000 and Strontium Osteo Complex

No. 64 Select Cal 1000 (Wachters') lists 15 distinct ingredients and Strontium Osteo Complex (NutriCology) 11 (rows of one ingredient counted once); 9 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 0.43.

Amount per serving (and % of the Daily Value)
IngredientNo. 64 Select Cal 1000Strontium Osteo Complex
Vitamin C120 mg (133%)167 mg (186%)
Calcium1,000 mg (77%)367 mg (28%)
Vitamin D10 mcg (50%)5 mcg (25%)
Magnesium500 mg (119%)133 mg (32%)
Zinc10 mg (91%)3.3 mg (30%)
Manganese1 mg (43%)1.7 mg (74%)
Boron2 mg1 mg
Silicon2 mg2 mg
Strontiumnot disclosed100 mg
Copper0.5 mg (56%)
Vitamin K67 mcg (56%)
Astragalusnot disclosed
Glutamic Acid20 mg
Horsetailnot disclosed
Betaine20 mg
Chlorophyllnot disclosed
Rehmannianot disclosed

Amounts are per serving as DSLD gives them: No. 64 Select Cal 1000, 4 tablets; Strontium Osteo Complex, 1 tsp. Current labels entered June 2013 and February 2019. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own