Reducing inflammation in your body comes down to a handful of consistent habits: eating more whole plants, moving regularly, sleeping well, managing stress, and cutting out the foods that fuel the inflammatory cycle. None of these are quick fixes, but they target the actual biological mechanisms that keep inflammation elevated. Here’s how each one works and what to prioritize.
What Chronic Inflammation Actually Is
Acute inflammation is your immune system doing its job: fighting an infection, healing a cut. It spikes and resolves. Chronic, low-grade inflammation is different. It’s a slow burn where your immune system stays partially activated for weeks, months, or years, releasing signaling molecules that gradually damage tissues and contribute to heart disease, diabetes, and other long-term conditions.
Doctors measure this with a blood test called high-sensitivity C-reactive protein (hsCRP). The American Heart Association and CDC classify results into three tiers: below 1.0 mg/L is low risk, 1.0 to 3.0 mg/L is average risk, and above 3.0 mg/L is high risk. If your result comes back above 10 mg/L, it usually means something acute is going on, like an active infection, and the test needs to be repeated later. Knowing your baseline CRP gives you a concrete number to track as you make changes.
Build Your Diet Around Whole Plants
The single most impactful change you can make is dietary, and it doesn’t require a complicated plan. A Mediterranean-style eating pattern, built around fruits, vegetables, berries, nuts, whole grains, herbs, spices, and seafood, consistently lowers inflammatory markers. The reason comes down to phytonutrients: compounds concentrated in whole plant foods that help regulate your immune response. As a general rule, the more colorful and varied your plate, the wider the range of these compounds you’re getting.
Diversity matters more than any single superfood. Eating the same three vegetables every week gives you a narrow slice of what’s available. Rotating through different colors and types of produce, think dark leafy greens, red and orange peppers, purple cabbage, berries, cruciferous vegetables, exposes your body to a broader set of protective compounds. Fiber is equally important because it feeds the beneficial bacteria in your gut, which play a direct role in controlling inflammation (more on that below).
Cut the Foods That Drive Inflammation
While adding plants helps, removing certain triggers matters just as much. Trans fats and high-sugar diets are two of the most well-documented drivers of chronic inflammation, and they often come packaged together in processed foods.
Trans fats, found in partially hydrogenated oils, margarine, and many fried or packaged snack foods, cause measurable damage to the gut. In animal studies, trans fat consumption increased the activity of pro-inflammatory immune cells in both the intestinal lining and the liver, while boosting the production of key inflammatory signals like TNF-alpha and IL-6. Trans fats also disrupted the gut’s protective mucus barrier, making the intestinal wall more permeable and allowing inflammatory compounds to leak into the bloodstream.
When trans fats were combined with a high-sugar diet, the effects compounded. The combination weakened the intestinal barrier further by altering immune cell populations that maintain gut lining integrity. It also shifted gut bacteria toward species that produce hydrogen sulfide, a compound that breaks down the mucus layer protecting your intestines. The practical takeaway: read ingredient labels and avoid anything listing partially hydrogenated oils. Minimize sugary processed foods not just for metabolic reasons but because sugar and trans fats together accelerate the inflammatory cycle.
Your Gut Controls More Than You Think
Your intestinal lining acts as a gatekeeper, deciding what gets absorbed into your bloodstream and what stays out. When that barrier weakens, a condition sometimes called “leaky gut,” inflammatory molecules, bacterial fragments, and other triggers slip through and activate your immune system body-wide. Research published in the BMJ journal Gut showed that in people with obesity and metabolic dysfunction, the gut microbiome loses its ability to break down a compound called ethanolamine. As ethanolamine builds up, it triggers a chain reaction that weakens the proteins holding intestinal cells together, increasing permeability and driving systemic inflammation.
What makes this worse? A meat-heavy diet promoted ethanolamine accumulation by reducing the microbiome’s capacity to metabolize it. This doesn’t mean you need to eliminate meat entirely, but it reinforces why a plant-forward diet with plenty of fiber supports lower inflammation. Fiber feeds the bacterial species that keep your gut lining intact. Fermented foods like yogurt, kimchi, sauerkraut, and kefir add beneficial microbes directly.
Exercise at the Right Intensity
Regular moderate exercise lowers baseline CRP levels compared to being inactive. That’s well established. But the relationship with intensity is more nuanced than “more is better.”
Both moderate and intense exercise temporarily raise CRP, with levels peaking up to 28 hours after a session. This is a normal, healthy acute response. The long-term benefit comes from consistency: people who exercise moderately on a regular basis carry lower resting inflammation levels than sedentary people. You don’t need extreme workouts. Brisk walking, cycling, swimming, or any activity that elevates your heart rate for 30 to 45 minutes most days of the week is enough to shift your inflammatory baseline downward over time. If you’re currently inactive, starting with even 15 to 20 minutes of daily walking creates a measurable difference.
Sleep Is Not Optional
Poor sleep is one of the most underestimated drivers of inflammation. A large systematic review and meta-analysis found that sleep disturbance was associated with higher CRP levels and significantly elevated IL-6, one of the body’s key inflammatory signaling molecules. Interestingly, sleeping too little and sleeping too long both correlated with higher inflammation. Extremely long sleep duration was linked to elevated CRP and IL-6, suggesting that oversleeping may be a marker of underlying health issues rather than a benefit.
The practical target for most adults is 7 to 9 hours of actual sleep, not just time in bed. If you struggle with sleep quality, consistent wake times, a cool and dark bedroom, limiting screens before bed, and avoiding caffeine after early afternoon all improve the depth and continuity of sleep. These aren’t minor lifestyle tweaks. For someone with chronically disrupted sleep, fixing it can lower inflammatory markers more than adding any supplement.
How Chronic Stress Fuels the Fire
Your body has a built-in system for managing inflammation: cortisol and other glucocorticoids act as natural brakes on your immune system’s inflammatory response. In a healthy person, when stress activates the immune system, glucocorticoid signaling rises to counter it and keep things in check.
Chronic stress breaks this system. Over time, constant stress exposure causes glucocorticoid resistance, where your cells stop responding normally to cortisol’s anti-inflammatory signals. The result: pro-inflammatory effects go unchecked, tipping the balance toward sustained, systemic inflammation. This is one reason why people under chronic psychological stress show elevated inflammatory markers even without an infection, injury, or poor diet. Stress reduction techniques like regular physical activity, meditation, time in nature, and strong social connections aren’t soft recommendations. They directly restore the hormonal feedback loop that keeps inflammation under control.
Supplements That Have Evidence Behind Them
Two supplements have the strongest research base for inflammation: omega-3 fatty acids and curcumin (the active compound in turmeric). Neither replaces diet and lifestyle changes, but both can add a meaningful layer.
Omega-3 Fatty Acids
Omega-3s work by competing with a pro-inflammatory fatty acid (arachidonic acid) in your cells. When you have higher concentrations of EPA and DHA, the two active forms of omega-3, your body shifts its chemical signaling toward less inflammatory activity. Clinical trials for conditions like rheumatoid arthritis have used doses in the range of 2 to 3 grams of combined EPA and DHA daily, typically around 1.8 to 2.1 grams of EPA plus 1.2 grams of DHA. The FDA recommends supplement labels not exceed 2 grams per day of combined EPA and DHA. Fatty fish like salmon, mackerel, sardines, and anchovies are the best food sources.
Curcumin
Curcumin is a potent anti-inflammatory compound, but your body barely absorbs it on its own. Taking it alongside piperine, a compound found in black pepper, increases its bioavailability by roughly 2,000%. Human trials show that doses between 1,125 and 2,500 mg of curcumin per day are safe and well tolerated. Studies have used doses as high as 8 grams daily for three months without toxicity, though most people don’t need that much. If you’re buying a curcumin supplement, look for one that includes piperine or uses another bioavailability-enhancing formulation. Without it, most of the curcumin passes through your system unused.
Putting It All Together
Inflammation isn’t caused by one thing, so it won’t be fixed by one thing. The people who see the biggest reductions in their inflammatory markers are the ones who stack several changes together: more plants on the plate, fewer processed foods, consistent moderate exercise, better sleep, and some form of ongoing stress management. If you want to track your progress objectively, ask your doctor for a baseline hsCRP test. Make changes for three to six months, then retest. A shift from the high-risk category (above 3.0 mg/L) toward the low-risk range (below 1.0 mg/L) is concrete evidence that what you’re doing is working at a biological level.