Pepsin
Also known as: Pepsin, Pepsin (Porcine), Porcine Pepsin, Pepsin A, Gastric pepsin
Overview
Digestive enzyme derived from porcine stomach lining that breaks down proteins in acidic environments. Works synergistically with hydrochloric acid for protein digestion.
Dosage
As needed with meals
Often combined with Betaine HCl
Mechanism of Action
- โข Cleaves peptide bonds in proteins
- โข Works optimally in acidic pH (1.5-2.5)
- โข Activated by hydrochloric acid
Evidence Quality
Well-established digestive enzyme; moderate evidence for protein digestion support
Safety & Contraindications
- โข Avoid with peptic ulcers
- โข May irritate oral mucosa if capsule opened
- โข Active peptic ulcer
- โข Gastritis
- โข Pork allergy
- โข Rare at normal doses
Consult healthcare provider
No significant concerns
Interactions
- โข May affect absorption of some medications
- โข Avoid with H2 blockers and PPIs
- โข Synergistic with Betaine HCl
- โข Works well with pancreatin
- โข Take with protein-rich meals
Stacking & Synergies
Buying Guide
- โข Activity level specified
- โข Porcine-derived for authenticity
- โข Most effective with Betaine HCl for stomach acid support
- โข Do not open capsule - may irritate mouth and throat
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Top Products with Pepsin
Highest-scored catalog products containing Pepsin, ranked by our scoring engine.
Browse all Pepsin products โEducational content based on published research and our scoring methodology. Not medical advice โ consult a qualified healthcare provider before starting, stopping, or changing supplements, especially if you take medications, are pregnant, or have a medical condition.


