What Happens When You Take Digestive Enzymes

Written by: Lindsay Malone, MS, RD, LD

Reviewed by: Hayley Miller, MS, RDN, LD, Physicians Choice Science Team

You finish a meal, and instead of feeling satisfied, you feel bloated, heavy or uncomfortable. Could digestive enzymes help?

Digestive enzymes act like tiny scissors. They help break down proteins, carbohydrates and fats into smaller pieces so that your body can absorb and use them. Your body makes these enzymes naturally, but digestive enzyme supplements can provide extra support at mealtime.

So, what happens when you take digestive enzymes? Let's follow them through your digestive tract, look at how different enzymes work, and highlight what you might notice after taking them.

What Are Digestive Enzymes?

Digestive enzymes are special types of proteins that help your body break down food. They turn large food molecules into smaller pieces that can be absorbed into your bloodstream and used for energy, growth and repair.

Your body makes digestive enzymes naturally. Digestion begins in your mouth, where enzymes in saliva start breaking down carbohydrates. Think about what happens when you eat a crunchy cracker. Chewing, paired with saliva and digestive enzymes, turns that crunchy cracker into something smooth and easy to swallow. After your mouth, food reaches your stomach, where it is mixed with acid and more enzymes. Then, your pancreas releases even more enzymes into the small intestine, where the majority of digestion and nutrient absorption takes place.

It's important to remember that different enzymes have different jobs:

• Proteases break down protein into amino acids.

• Amylase breaks down starches and carbohydrates into simple sugars.

• Lipase breaks down fat into fatty acids and glycerol.

• Lactase breaks down lactose, the natural sugar in dairy products.

Think back to the tiny scissors analogy. Each digestive enzyme is designed to "cut" a certain type of nutrient into smaller pieces. Proteases work on proteins, amylase works on carbohydrates and lipase works on fats. Without enough of the right enzymes, some foods may be harder to break down and absorb.

Consider the case of lactose intolerance. When you are lactose intolerant, you do not produce enough lactase to break down the milk sugar lactose. The undigested lactose causes all sorts of unpleasant gas, bloating and discomfort.

For many people, the body makes the enzymes it needs, but certain health conditions can affect enzyme production. Some people may also use a digestive enzyme supplement for extra support with specific foods or occasional discomfort after meals.

What Happens When You Take Digestive Enzymes?

When you take a digestive enzyme supplement with a meal, it works alongside the enzymes your body already makes. Here's what happens next.

1. The capsule opens in your stomach

After you swallow the supplement, the capsule opens and releases its enzymes into your digestive tract. The enzymes mix with the food in your meal.

Timing matters. Digestive enzymes need to come into contact with food, so they're generally taken at the beginning of or during a meal.

2. Different enzymes begin working on different nutrients

The enzymes get to work, breaking down carbohydrates, fats and protein into smaller molecules that can be absorbed and used by the body.

3. Digestion continues in the small intestine

Next, food moves from the stomach to the small intestine. Supplemental enzymes continue working alongside enzymes released by your pancreas and small intestine.

Together, they help break food into smaller nutrients:

• Proteins become amino acids.

• Carbohydrates become simple sugars.

• Fats become fatty acids and glycerol.

Breaking down these macronutrients is essential to feeling good and keeping your body running smoothly. Amino acids from proteins act as building blocks for muscle, hair, skin, nails, immune cells and more. Sugars from carbohydrates are used for energy. Even broken-down fats do an important job of providing energy, transporting vitamins and forming hormones.

4. Your body absorbs the smaller nutrients

Once nutrients have been broken into small enough pieces, they can pass through the wall of the small intestine and enter the bloodstream.

Your body can then use these nutrients for energy, growth, tissue repair, and other everyday functions.

5. You may feel more comfortable after eating

Some people notice less bloating, gas, heaviness, or discomfort after meals. What you notice will depend on the foods you eat, the enzymes in the supplement and what is causing your symptoms.

Digestive enzymes don't force food through your digestive tract. They support the normal breakdown of food during meals.

Enzymes and the Foods They Break Down, Explained

Each digestive enzyme has a different job. Some help break down protein, while others work on fats, carbohydrates, sugars or fiber.

Your body doesn't make every enzyme found in digestive supplements. For example, humans don't produce cellulase, an enzyme that helps break down cellulose found in plant cell walls. And, in some cases, your body may produce the enzyme, but not enough. People who don't make enough lactase may experience gas, bloating or discomfort after eating dairy foods like milk, yogurt and cheese. Taking lactase with a dairy-containing meal may make that meal easier to digest.

A Closer Look at Broad-Spectrum Digestive Enzymes

Most meals contain more than one type of food. A burrito bowl, for example, might include rice, beans, cheese, avocado, chicken and vegetables. A broad-spectrum digestive enzyme supplement such as Physicians Choice Digestive Enzymes contains several types of enzymes to help break down all the different parts of a mixed meal.

These enzymes target and support the digestion of each part of the meal, including:

• Carbohydrates (sugars, starches, complex carbs, fiber, etc.)

• Fats

• Protein

The Physicians Choice formula also contains prebiotic fibers, three probiotic strains, ginger, and peppermint for added gut and digestive support.‡

What Digestive Enzyme Benefits Might You Notice?

Digestive enzyme supplement effects can vary. Results depend on the person, the foods in the meal, the enzymes in the supplement, and the reason for the digestive symptoms.

Some people may notice:

• Less bloating or gas after meals

• Less uncomfortable fullness or heaviness

• More comfort after eating a rich meal

• Better tolerance of a specific food when the supplement contains the matching enzyme, such as lactase for dairy

Digestive enzymes also support nutrient breakdown. This is an important step because protein, carbohydrates and fats must be broken into smaller parts before the body can absorb them. However, taking an enzyme supplement doesn't automatically lead to a major increase in nutrient levels, especially if your body already makes enough enzymes.

Research on digestive enzyme supplements continues to grow. Studies suggest that certain enzymes may support the breakdown of carbohydrates, proteins and fats, especially when they're matched to a person's needs. For example, lactase can help people digest dairy, while prescription pancreatic enzymes help people who don't make enough enzymes on their own.

Multi-enzyme blends are designed to support the digestion of a wider variety of foods. Although more research is needed, these supplements may offer additional digestive support and help the body get more from meals as part of a balanced diet.

When Should You Take Digestive Enzymes?

Digestive enzymes work best when they mix with food. This is why they're usually taken at the start of a meal or during a meal rather than on an empty stomach. Be sure to read the label and follow the directions for the specific product you are taking. Taking more isn't always better, so stick to the suggested serving unless your healthcare provider recommends something different.

Consistent use can help you notice how the supplement affects you. Try keeping a simple log of your meals and how you feel afterward. Write down:

• What you ate

• When you took the supplement

• Any bloating, gas, fullness, or discomfort after the meal

Looking for patterns can help you learn which meals are easier to digest with added support. If digestive symptoms are frequent, severe or getting worse, talk with your doctor before starting a new supplement.

Eating Habits Matter

Your body has a "rest and digest" mode and a "fight or flight" mode. When you feel calm, your nervous system helps prepare your body to eat and digest food. Stress doesn't stop digestion, but it can affect your appetite, how food moves through your digestive tract and how strongly you notice discomfort.

A few simple habits may help:

• Sit down to eat when possible.

• Take a few slow breaths before your first bite.

• Chew your food well.

• Avoid rushing through large meals.

• Choose portions that feel comfortable.

• Take a gentle walk after eating.

Digestive enzyme supplements work best alongside everyday habits that support healthy digestion.

The Bottom Line

Digestive enzymes mix with food and help break down proteins, fats, carbohydrates, sugars and parts of plant foods. This allows the body to absorb and use the nutrients from a meal.

What you notice will depend on the foods you eat and your individual digestive needs. A broad-spectrum formula such as Physicians Choice Digestive Enzymes may support more comfortable digestion after mixed meals. Enzymes are just one part of digestive health and can be an excellent addition to your gut health routine.

Not Sure Where to Start?

If you're still wondering whether a probiotic, digestive enzyme, or both might be a good fit, taking a personalized assessment can be a helpful first step.

Take the Physicians Choice Gut Health Quiz to receive personalized supplement recommendations based on your digestive health goals and lifestyle.

In just a few minutes, you'll get guidance to help you choose products that align with your needs, making it easier to feel confident about your next step.

‡These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

References

National Institute of Diabetes and Digestive and Kidney Diseases. Your digestive system & how it works. National Institutes of Health. Last reviewed December 2017. Accessed July 17, 2026. https://www.niddk.nih.gov/health-information/digestive-diseases/digestive-system-how-it-works

Cleveland Clinic. Digestive enzymes 101: why they're important. Published September 5, 2025. Accessed July 17, 2026. https://health.clevelandclinic.org/digestive-enzymes-101-why-theyre-important