Comparison

Fortify Optima Daily Probiotic 35 Billion and Fortify Optima Probiotic 35 Billion

Fortify Optima Daily Probiotic 35 Billion (Nature's Way) lists 16 distinct ingredients and Fortify Optima Probiotic 35 Billion (Nature's Way) 14 (rows of one ingredient counted once); 14 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 0.84.

Amount per serving (and % of the Daily Value)
IngredientFortify Optima Daily Probiotic 35 BillionFortify Optima Probiotic 35 Billion
Lactobacillus acidophilusnot disclosednot disclosed
Lactobacillus rhamnosusnot disclosednot disclosed
Bifidobacterium animalis lactisnot disclosednot disclosed
Lactobacillus plantarumnot disclosednot disclosed
Bifidobacterium bifidumnot disclosednot disclosed
Lactobacillus paracaseinot disclosednot disclosed
Streptococcus Thermophilusnot disclosednot disclosed
Bifidobacterium infantisnot disclosednot disclosed
Lactobacillus delbrueckii bulgaricusnot disclosednot disclosed
Lactobacillus gasserinot disclosednot disclosed
Lactobacillus brevisnot disclosednot disclosed
Lactobacillus reuterinot disclosednot disclosed
Acacia fibernot disclosednot disclosed
Chicory fibernot disclosednot disclosed
Inulinnot disclosed
Lactococcus rhamnosusnot disclosed

Amounts are per serving as DSLD gives them: Fortify Optima Daily Probiotic 35 Billion, 1 capsule; Fortify Optima Probiotic 35 Billion, 1 capsule. Current labels entered January 2023 and August 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own