Digestive Enzyme Types: Lipase, Protease, Amylase, and Alpha-Galactosidase Explained

Digestive Enzyme Types: Lipase, Protease, Amylase, and Alpha-Galactosidase Explained

By Dr. Onikepe Adegbola, MD PhD — Johns Hopkins-trained physician-scientist

Not all digestive enzymes are the same. Each enzyme breaks down a specific macronutrient — lipase handles fats, protease handles proteins, amylase handles starches. Understanding which enzymes you need depends on which foods cause YOUR symptoms.

Key Takeaways

  • Lipase: digests fats → take if fatty foods cause diarrhea, floating stools, or nausea
  • Protease: digests proteins → take if meat sits heavy or causes bloating
  • Amylase: digests starches → take if bread, pasta, or potatoes cause symptoms
  • Alpha-galactosidase (Beano): digests GOS → specific for beans, lentils, cruciferous vegetables
  • Casa de Sante FODMAP enzymes — comprehensive formula covering all enzyme types

Enzyme-by-Enzyme Guide

Enzyme Breaks Down When You Need It Food Triggers
Lipase Fats/oils Fatty foods → diarrhea, floating stools Fried food, cheese, cream, oil
Protease Proteins Protein → bloating, heaviness Meat, eggs, fish, dairy
Amylase Starches Carbs → bloating, gas Bread, pasta, rice, potatoes
Lactase Lactose Dairy → gas, diarrhea, cramps Milk, ice cream, soft cheese
Alpha-galactosidase GOS (galactans) Beans → extreme gas, bloating Beans, lentils, broccoli, cabbage
Cellulase Cellulose/fiber Raw vegetables → gas Salads, raw vegetables
Xylose isomerase Fructose Fruit → bloating, diarrhea Apples, pears, honey, mango

When to Take Enzymes

  1. WITH the first bite of food — not after, not 30 minutes before
  2. Every meal — consistency matters more than perfection
  3. Extra dose for large or risky meals (restaurant food, dinner parties)
  4. Keep a bottle at home, one at work, one in your bag

Casa de Sante FODMAP Digestive Enzymes — all-in-one formula covering lipase, protease, amylase, alpha-galactosidase, and more.

See our timing guide and enzymes vs probiotics guide.

This article is educational only.

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