How Healthy Eating Can Reduce Your Cholesterol

September is National Cholesterol Education Month, making it a great time to take a closer look at one of the most important numbers for your heart health.

If you've been told your cholesterol is too high, you may be wondering, "Can changing what I eat really make a difference?" The answer is absolutely, yes.

Your diet influences cholesterol levels in several different ways. Some foods provide fiber that helps prevent cholesterol from being reabsorbed. Others contain healthy unsaturated fats that can help improve LDL (“bad”) cholesterol levels. And an overall heart-healthy eating pattern, such as the Mediterranean diet, provides a variety of foods and nutrients that support cardiovascular health.

The key is understanding how your food choices affect your cholesterol and making more positive choices more consistently.

What is Cholesterol and Why Does it Matter?

Cholesterol is a waxy, fat-like substance your body need to make hormones, vitamin D and substances that help digest food. Your liver makes cholesterol and you also get some from your diet. But having too much circulating in your bloodstream can become a problem.

LDL cholesterol, often called "bad" cholesterol, can contribute to plaque buildup in your arteries. Over time, this buildup can increase your risk for heart attack and stroke.

HDL cholesterol, sometimes called "good" cholesterol, helps transport cholesterol back to the liver for processing and removal. However, when it comes to protecting your heart, simply trying to raise HDL isn't the main goal. Keeping LDL and overall cardiovascular risk in a healthy range is more important.

What you eat can influence how much cholesterol your body absorbs, how your liver handles cholesterol, and the types of fats circulating in your blood. That means whats on your plate should be part of your cholesterol-management strategy.

How does fiber help lower cholesterol?

One of the most important ways food can influence cholesterol is through soluble fiber. Many people focus on the milligrams of cholesterol and grams of saturated fat but often forget about the importance of fiber.

Soluble fiber dissolves in water and forms a gel-like substance in the digestive tract. This gel can bind to cholesterol-containing bile acids and help carry them out of the body instead of allowing them to be reabsorbed.

This can help reduce the amount of LDL cholesterol circulating in your bloodstream.

Where can you find soluble fiber?

Think beyond "eat more fiber," and look for ways to incorporate these more specific sources:

• Oats and oatmeal
• Barley
• Beans and lentils
• Apples
• Citrus fruits
• Berries
• Vegetables
• Psyllium

A particularly helpful type of soluble fiber found in oats and barley is beta-glucan. Getting about 3 grams of beta-glucan daily can help reduce LDL cholesterol.

How Can Healthy Fats Help Lower LDL Cholesterol?

Not all fats affect your cholesterol in the same way. Replacing foods high in saturated fat with foods rich in unsaturated fat helps lower LDL cholesterol.

Saturated fat which are found in fatty meats, butter, and full-fat dairy can raise LDL cholesterol. While unsaturated fats, including monounsaturated and polyunsaturated fats, are found in foods such as olive oil, avocados, nuts, seeds, and fatty fish, can help lower the total amount saturated fats you eat.

When these healthier fats replace saturated fats in your diet, they can help improve your blood cholesterol profile and reduce LDL cholesterol.

Make a healthy fat swap, don't just cut all fats

Rather than thinking, “I need to eat low fat,” think: “What healthier fat can I use instead?”

Try these easy swaps:

• Olive oil instead of butter
• Nuts instead of chips
• Avocado instead of mayonnaise
• Fish instead of fatty cuts of meat
• Nut butter instead of butter on toast

How Can a Mediterranean-Style Diet Support Heart Health?

If you're looking for a bigger-picture approach to eating for better cholesterol, look no further than the Mediterranean-style diet. This eating pattern emphasizes:

• Fruits and vegetables
• Whole grains
• Beans and legumes
• Nuts and seeds
• Fish and seafood
• Olive oil and other unsaturated fats
• Moderate amounts of poultry and dairy
• Limited red and processed meats
• Fewer highly processed foods and added sugars

This eating pattern is beneifical because it is naturally rich in fiber, antioxidants, unsaturated fats, vitamins, minerals, and other plant compounds. Together, these foods can help improve cholesterol levels and support healthy blood pressure, blood sugar, and body weight.

A Mediterranean-style eating pattern also emphasizes foods with anti-inflammatory properties. Chronic inflammation can contribute to the development and progression of cardiovascular disease, so reducing factors that promote inflammation may help protect the heart and blood vessels.

In other words, you're not just working on one cholesterol number. You're supporting the cardiovascular system as a whole.

What Foods Should You Eat More Often For Cholesterol?

Instead of simply giving you a list of “good” cholesterol foods, let's look at what each food brings to the table.

Oats and barley

Why: Rich in soluble fiber and beta-glucan, which can help lower LDL cholesterol.

Beans and lentils

Why: Provide soluble fiber and plant-based protein while naturally being low in saturated fat.

Nuts and seeds

Why: Provide unsaturated fats, fiber, plant protein, and other heart-supportive nutrients.

Olive oil

Why: Rich in monounsaturated fat and a staple of Mediterranean-style eating.

Fatty fish

Why: Provides omega-3 fatty acids that can help lower triglycerides and support cardiovascular health.

Fruits and vegetables

Why: Provide fiber, vitamins, minerals, antioxidants, and a variety of beneficial plant compounds.

Soy foods

Why: Foods such as tofu, tempeh, and edamame provide plant-based protein and can replace foods higher in saturated fat.

Build your plate around these foods that actively support heart health.

What Foods Should You Limit for Cholesterol?

Just as certain foods can help improve your cholesterol, others can make it harder to reach ideal levels.

Foods high in saturated fat

Saturated fat can raise LDL cholesterol. Major sources include:

• Fatty cuts of beef, pork, and lamb
• Bacon and sausage
• Butter
• Full-fat dairy products
• Cheese
• Cream
• Ice cream
• Coconut and palm oils

You don't necessarily need to eliminate these foods completely. Instead, eat them less often and replace them with foods rich in unsaturated fats when possible.

Highly processed and fried foods

Many fried and highly processed foods can be high in saturated fat, refined carbohydrates, sodium, and calories. Eating these foods frequently can make it more difficult to maintain a heart-healthy eating pattern. 

Foods high in added sugars

Added sugars don't directly raise LDL cholesterol in the same way saturated fat does, but eating too many added sugars can contribute to excess calorie intake, weight gain, and higher triglyceride levels.

Limit foods such as sugary beverages, candy, pastries, cookies, and other highly sweetened foods.

Processed meats

Bacon, sausage, hot dogs, and other processed meats are often high in saturated fat and sodium. Keeping these foods to a minimum can be beneficial for overall cardiovascular health.

Can Weight Loss Help Cholesterol?

If you're carrying excess weight, losing even a modest amount of weight may help improve cholesterol and other cardiovascular risk factors. But you don't need to follow a drastic diet to get there.

Small changes can make a meaningful difference over time:

• Replace sugary drinks with water.
• Add vegetables and fruit to meals and snacks.
• Choose high-fiber foods that help you stay satisfied.
• Pay attention to portions.
• Cook with unsaturated fats instead of butter.
• Choose fish, beans, or other lean proteins more often.
• Reduce frequent snacking on highly processed foods.

Don't Forget to Move

Food is only one part of a healthy cholesterol lifestyle. Regular physical activity can help improve cholesterol levels, lower triglycerides, support healthy blood pressure, and help with weight management.

For most adults, it is recommended to aim for at least 150 minutes of moderate-intensity physical activity each week.That doesn't have to mean spending hours at the gym. Walking, biking, swimming, dancing, gardening, and other activities all count.

Look for small opportunities to move more throughout your day.

Healthy Cholesterol Starts With a Healthy Lifestyle

There isn't one food that will magically lower your cholesterol. Instead, think about the combination of foods you're eating day after day.

A heart-healthy pattern means eating more fiber-rich plant foods, choosing unsaturated fats in place of saturated fats, including fish and other lean proteins, and limiting highly processed foods, added sugars, and foods high in saturated fat.

That's why a Mediterranean-style eating pattern can be such a useful model. It doesn't focus on deprivation or eliminating entire food groups. Instead, it emphasizes the foods you can add more of to support your heart.

If your healthcare provider recommends cholesterol-lowering medication, lifestyle changes can complement medication, they aren't necessarily a replacement for it. Always talk with your healthcare provider before starting, stopping, or changing a medication.