Comparison
Oyster Shell Calcium 250 mg Plus Vitamin D and Oysco D
Oyster Shell Calcium 250 mg Plus Vitamin D (Geri-Care) lists 2 distinct ingredients and Oysco D (Rugby) 2 (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 1.00: the same ingredients, at the amounts in the table below.
| Ingredient | Oyster Shell Calcium 250 mg Plus Vitamin D | Oysco D |
|---|---|---|
| Calcium | 250 mg (19%) | 250 mg (19%) |
| Vitamin D | 3.1 mcg (16%) | 3.13 mcg (16%) |
Amounts are per serving as DSLD gives them: Oyster Shell Calcium 250 mg Plus Vitamin D, 1 tablet; Oysco D, 1 tablet. Current labels entered May 2025 and October 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Oyster Shell Calcium 250 mg Plus Vitamin DGeri-Care: every row against all products listing it
- Oysco DRugby: every row against all products listing it