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Can Healthy Fats Help With Inflammation?

Aug 25, 2026

If you've spent any time reading nutrition advice online, you've probably encountered claims about "inflammatory foods."

Seed oils are bad. Omega-6 causes inflammation. Fish oil fights inflammation.

Nutrition rarely works in such simple categories.

At Fitness Together McLean, we encourage clients to look beyond nutrition headlines and focus on what the research—and their overall eating habits—actually tell us.

Omega-3 and omega-6 fatty acids are a perfect example.

Your Body Needs Both Omega-3 and Omega-6

Omega-3 and omega-6 fatty acids are essential polyunsaturated fats. "Essential" means your body needs them but cannot produce enough on its own, so you need to get them through food.

They help form cell membranes and are involved in numerous processes throughout the body.

The difference between them becomes especially interesting when we talk about inflammation.

Omega-3s and Inflammation

The omega-3 fats you hear about most often are:

  • EPA
  • DHA
  • ALA

EPA and DHA are found primarily in fish and seafood. ALA comes primarily from plants.

Research suggests EPA and DHA can affect signaling pathways involved in inflammation. That's one reason omega-3-rich foods are commonly included in heart-healthy and anti-inflammatory eating patterns.

Some great food sources include:

  • Salmon
  • Sardines
  • Trout
  • Mackerel
  • Tuna
  • Flaxseed
  • Chia seeds
  • Walnuts

If you don't regularly eat fish, adding plant sources of ALA is still beneficial. However, your body's conversion of ALA into EPA and DHA is relatively small, so they aren't nutritionally identical.

Does Omega-6 Cause Inflammation?

This is where nutrition information on social media can become misleading.

Omega-6 fats are abundant in foods such as nuts, seeds, soybeans, tofu, and several plant oils.

It's true that the body can use omega-6 fatty acids to make molecules involved in inflammatory processes.

But that doesn't mean eating omega-6 automatically causes chronic inflammation.

Human studies have generally not found higher omega-6 intake to increase inflammatory markers. Omega-6 polyunsaturated fats can also be beneficial for cardiovascular health, particularly when they replace saturated fats.

So eliminating nuts, seeds, or plant oils because they contain omega-6 isn't supported by the evidence.

Do You Need the Perfect Omega-3 to Omega-6 Ratio?

Probably not.

You'll find plenty of websites recommending a specific omega-6-to-omega-3 ratio. But focusing heavily on that number can make healthy eating unnecessarily complicated.

A more practical strategy is to look at what's missing from your diet.

Many people already consume plenty of omega-6 but don't regularly eat foods rich in omega-3.

Rather than asking, "How do I eliminate omega-6?"

Try asking, "Where can I add omega-3?"

That's a much easier problem to solve.

Try These Simple Nutrition Swaps

You don't need a completely new diet.

Breakfast: Add chia or ground flaxseed to oatmeal, yogurt, or a smoothie.

Lunch: Add walnuts to a salad instead of relying only on croutons or cheese for texture.

Dinner: Replace one or two meat-based dinners each week with salmon, trout, or another fatty fish.

Snacks: Combine fruit with walnuts or another nutrient-dense food rather than reaching automatically for highly processed snack foods.

Those changes provide healthy fats along with protein, fiber, vitamins, minerals, and other valuable nutrients.

Don't Lose Sight of the Bigger Picture

No individual fatty acid determines whether your entire diet is "inflammatory."

Your overall eating pattern matters.

A diet built primarily around vegetables, fruits, legumes, whole grains, nuts, seeds, fish, and other minimally processed foods looks very different nutritionally from one dominated by highly processed foods, added sugars, refined carbohydrates, and excess calories.

Instead of fearing individual ingredients, build a better overall pattern.

The Bottom Line

Omega-3 and omega-6 fats are both essential nutrients.

Omega-3s—particularly EPA and DHA—have important roles in pathways that regulate inflammation. But that doesn't make omega-6 the enemy.

For most people, a sensible strategy is to eat more omega-3-rich foods rather than trying to eliminate healthy sources of omega-6.

Need Help Putting It Into Practice?

Knowing what's healthy is one thing. Consistently putting it into practice is another.

At Fitness Together McLean, our nutrition coaching helps clients develop realistic strategies around protein, calories, meal planning, food quality, and healthy habits that support their individual goals.

If you're looking for nutrition coaching in McLean, VA—or already train with us and want additional help with your nutrition—we'd love to help.

Learn more about Fitness Together McLean nutrition coaching and inquire here.

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