Comparison

Tranquil Tract and I.B. Comfort

Tranquil Tract (Life Extension) lists 2 distinct ingredients and I.B. Comfort (Douglas Laboratories) 3 (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 0.74.

Amount per serving (and % of the Daily Value)
Ingredient	Tranquil Tract	I.B. Comfort
Saccharomyces cerevisiae	250 mg	500 mg
Perilla	150 mg	300 mg
Aloe		100 mg

Amounts are per serving as DSLD gives them: Tranquil Tract, 1 vegetarian capsule; I.B. Comfort, 2 vegetarian capsules. Current labels entered May 2016 and August 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own

Tranquil TractLife Extension: every row against all products listing it
I.B. ComfortDouglas Laboratories: every row against all products listing it