Comparison
Gastro-Assist and GI Guard
Gastro-Assist (Natural Factors) lists 6 distinct ingredients and GI Guard (Protocol For Life Balance) 5 (rows of one ingredient counted once); 3 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 0.44.
| Ingredient | Gastro-Assist | GI Guard |
|---|---|---|
| Zinc | 8 mg (73%) | 8 mg (73%) |
| Mastic | 260 mg | 100 mg |
| Zinc-l-Carnosine | 37.5 mg | 37.5 mg |
| Calcium | 70 mg (5%) | |
| Bifidobacterium longum | not disclosed | |
| Slippery Elm | 100 mg | |
| German Chamomile | 200 mg | |
| Saccharomyces boulardii | not disclosed |
Amounts are per serving as DSLD gives them: Gastro-Assist, 2 vegetarian capsules; GI Guard, 1 tablet. Current labels entered July 2018 and January 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Gastro-AssistNatural Factors: every row against all products listing it
- GI GuardProtocol For Life Balance: every row against all products listing it