You can lower your triglycerides significantly through a combination of dietary changes, exercise, and weight loss, often seeing measurable results in as little as two weeks. Lifestyle changes alone can reduce triglycerides by more than 70% in highly responsive individuals, according to the latest ACC/AHA guidelines. The specific strategies that move the needle most are cutting back on sugar and refined carbs, getting regular aerobic exercise, losing even a modest amount of weight, and limiting alcohol.
Know Your Starting Point
A standard lipid panel measures your triglycerides in milligrams per deciliter (mg/dL). Here’s how the levels break down:
- Healthy: below 150 mg/dL
- Borderline high: 150 to 199 mg/dL
- High: 200 to 499 mg/dL
- Very high: 500 mg/dL or above
If you’re in the borderline or high range, lifestyle changes are the primary treatment. Very high levels (500 and above) raise the risk of pancreatitis and typically require medication alongside diet and exercise.
Cut Back on Sugar and Refined Carbs
This is the single most effective dietary change you can make. Your liver converts excess sugar, especially fructose, into fat in the form of triglycerides. Fructose is particularly problematic because the liver processes it through a fast, unregulated pathway that efficiently produces the raw materials for fat production. Over time, a high-sugar diet ramps up your liver’s fat-making machinery even further, creating a cycle that keeps triglycerides climbing.
The American Heart Association recommends no more than 100 calories per day of added sugar for women (about 6 teaspoons) and 150 calories per day for men (about 9 teaspoons). A single can of regular soda contains roughly 9 teaspoons, which means one drink can max out an entire day’s limit. Fruit juice, sweetened coffee drinks, candy, baked goods, and flavored yogurts are other common sources that add up fast.
Refined carbohydrates like white bread, white rice, and pasta behave similarly in your body. They break down quickly into sugars that feed the same liver pathway. Swapping them for whole grains, vegetables, and legumes slows digestion and reduces the sugar load your liver has to process at any given time. In one study, people who restricted carbohydrates to under 20 grams per day for just two weeks saw liver triglycerides drop by 55%, compared to a 28% drop in people who simply cut calories. You don’t need to go that extreme, but the data makes clear that carb quality and quantity matter more than total calories when it comes to triglycerides.
Exercise Regularly
Aerobic exercise lowers triglycerides through two mechanisms working together. First, it reduces the amount of triglyceride-rich particles your liver produces and releases into the bloodstream. Second, it increases the activity of an enzyme in your muscles that pulls triglycerides out of circulation and breaks them down for energy. The combination means less fat going in and more coming out.
Most of the benefit comes from consistency rather than intensity. Brisk walking, cycling, swimming, or jogging for 30 minutes on most days of the week is enough to produce meaningful reductions. The effect is partly acute: a single session of exercise lowers triglycerides for the next 24 to 48 hours. That’s why regular activity matters more than occasional intense workouts. If you’ve been sedentary, even starting with 15-minute walks after meals and building from there will help.
Lose a Small Amount of Weight
You don’t need to reach an ideal body weight to see results. Losing just 4 to 5% of your body weight, roughly 8 to 10 pounds for someone who weighs 200 pounds, can reduce liver triglycerides by about 42%. That level of weight loss is achievable within a few weeks of consistent dietary changes. The triglyceride benefits come early in the process, so you don’t need to wait months to see improvement on your next blood test. Losing weight also improves your body’s sensitivity to insulin, which helps slow down the liver’s triglyceride production over time.
Limit Alcohol
Alcohol and triglycerides have a complicated relationship. The liver prioritizes metabolizing alcohol over its other tasks, which disrupts normal fat processing. Whether alcohol raises triglycerides by increasing production, slowing clearance, or both appears to depend on how much you drink and how often. Moderate drinking (one drink per day for women, two for men) may not dramatically spike triglycerides in everyone, but the effect varies widely between individuals. If your levels are already elevated, cutting back or eliminating alcohol is one of the simplest changes you can make to see whether it’s contributing to the problem. People with very high triglycerides (500 mg/dL or above) should avoid alcohol entirely.
Add Omega-3 Fatty Acids
Omega-3s from fatty fish like salmon, mackerel, sardines, and herring help lower triglycerides, and eating two or more servings per week is a good baseline habit. But dietary amounts alone won’t produce dramatic reductions if your levels are significantly elevated.
For people with triglycerides in the 200 to 499 mg/dL range, prescription-strength omega-3s at a dose of 4 grams per day reduce triglycerides by about 20% to 30%. Lower doses of 2 grams per day produce much smaller reductions, in the range of 11% to 15%, or sometimes no significant change at all. This means over-the-counter fish oil supplements, which typically provide 1 gram or less of actual EPA and DHA per capsule, are unlikely to move your numbers in a clinically meaningful way. If your doctor recommends omega-3 therapy, they’ll generally prescribe a concentrated, purified form at the 4-gram dose.
One specific prescription form containing only EPA (sold as icosapent ethyl) is the only triglyceride-lowering medication that has also been shown to reduce the risk of heart attacks and strokes when added to statin therapy. In a large trial, it lowered the risk of major cardiovascular events by 25%.
When Medication Becomes Necessary
Lifestyle changes are the first-line treatment at every triglyceride level. But when levels stay persistently elevated despite diet and exercise, the approach depends on how high they are and what other risk factors you have. For people in the 150 to 499 mg/dL range, statins remain the primary medication because they reduce the broader risk of heart disease. Fibrates, an older class of triglyceride-lowering drugs, are no longer recommended for routine use because they haven’t been shown to reduce heart attacks or strokes when added to a statin.
The picture changes at very high levels. If triglycerides remain at or above 500 mg/dL after ruling out other causes (like uncontrolled diabetes, thyroid disorders, or certain medications), prescription omega-3s or fibrates become reasonable additions specifically to prevent pancreatitis. People at this level also need a very-low-fat diet, generally keeping fat below 10 to 15% of total calories.
How Quickly You Can Expect Results
Triglycerides respond to lifestyle changes faster than most other blood markers. In controlled studies, people saw significant drops in liver triglycerides within just two weeks of changing their diet. A routine blood test after four to six weeks of sustained changes will typically show whether your efforts are working. If you’re making multiple changes at once, cutting sugar, exercising, and losing some weight, the effects stack. Someone who is highly responsive to lifestyle changes can see reductions of 50% or more, potentially moving from the high range into the healthy range within a couple of months.
Because triglycerides fluctuate day to day based on recent meals, your blood draw should be done after a 9- to 12-hour fast for the most accurate reading. A single high reading after a holiday weekend doesn’t necessarily reflect your baseline. If your first result comes back elevated, a repeat test a few weeks later can confirm whether it’s a pattern or an outlier.