Comparison
Fortify Optima Daily Probiotic 100 Billion and Fortify Ultra Potency Optima Probiotic 100 Billion
Fortify Optima Daily Probiotic 100 Billion (Nature's Way) lists 14 distinct ingredients and Fortify Ultra Potency Optima Probiotic 100 Billion (Nature's Way) 14 (rows of one ingredient counted once); 13 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 0.80.
| Ingredient | Fortify Optima Daily Probiotic 100 Billion | Fortify Ultra Potency Optima Probiotic 100 Billion |
|---|---|---|
| Lactobacillus acidophilus | not disclosed | not disclosed |
| Lactobacillus rhamnosus | not disclosed | not disclosed |
| Bifidobacterium animalis lactis | not disclosed | not disclosed |
| Lactobacillus plantarum | not disclosed | not disclosed |
| Lactobacillus casei | not disclosed | not disclosed |
| Lactobacillus salivarius | not disclosed | not disclosed |
| Lactobacillus paracasei | not disclosed | not disclosed |
| Bifidobacterium infantis | not disclosed | not disclosed |
| Lactobacillus gasseri | not disclosed | not disclosed |
| Lactobacillus brevis | not disclosed | not disclosed |
| Bifidobacterium (unspecified) | not disclosed | not disclosed |
| Acacia fiber | not disclosed | not disclosed |
| Chicory fiber | not disclosed | not disclosed |
| Bifidobacteria | not disclosed | |
| Lactococcus rhamnosus | not disclosed |
Amounts are per serving as DSLD gives them: Fortify Optima Daily Probiotic 100 Billion, 1 capsule; Fortify Ultra Potency Optima Probiotic 100 Billion, 1 capsule. Current labels entered October 2023 and March 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Fortify Optima Daily Probiotic 100 BillionNature's Way: every row against all products listing it
- Fortify Ultra Potency Optima Probiotic 100 BillionNature's Way: every row against all products listing it