Comparison

Klean Probiotic and Multi-Probiotic 15 Billion

Klean Probiotic (Klean Athlete) lists 9 distinct ingredients and Multi-Probiotic 15 Billion (Douglas Laboratories) 9 (rows of one ingredient counted once); 8 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 0.76.

Amount per serving (and % of the Daily Value)
IngredientKlean ProbioticMulti-Probiotic 15 Billion
Lactobacillus acidophilusnot disclosednot disclosed
Lactobacillus rhamnosusnot disclosednot disclosed
Bifidobacterium animalis lactisnot disclosednot disclosed
Bifidobacterium longumnot disclosednot disclosed
Fructo-Oligosaccharidesnot disclosednot disclosed
Slippery Elmnot disclosednot disclosed
Streptococcus Thermophilusnot disclosednot disclosed
Lactococcus lactisnot disclosednot disclosed
Lactobacillus gasserinot disclosed
Lactobacillusnot disclosed

Amounts are per serving as DSLD gives them: Klean Probiotic, 1 vegetarian acid-resistant capsule; Multi-Probiotic 15 Billion, 1 vegetarian acid-resistant capsule. Current labels entered August 2020 and October 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own