Comparison

Advanced Probiotic and Ultra Potency Advanced Probiotic

Advanced Probiotic (21st Century) lists 7 distinct ingredients and Ultra Potency Advanced Probiotic (21st Century) 6 (rows of one ingredient counted once); 6 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 0.94.

Amount per serving (and % of the Daily Value)
IngredientAdvanced ProbioticUltra Potency Advanced Probiotic
Lactobacillus acidophilusnot disclosednot disclosed
Lactobacillus rhamnosusnot disclosednot disclosed
Bifidobacterium animalis lactisnot disclosednot disclosed
Bifidobacterium longumnot disclosednot disclosed
Lactobacillus caseinot disclosednot disclosed
Lactobacillus delbrueckii bulgaricusnot disclosednot disclosed
Carbohydrate1 g

Amounts are per serving as DSLD gives them: Advanced Probiotic, 2 capsules; Ultra Potency Advanced Probiotic, 2 capsules. Current labels entered December 2021 and March 2015. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own