Joint Pain

Understanding Diet's Role in Chronic Inflammation

Understanding Diet's Role in Chronic Inflammation
ByHealthy Flux Editorial Team
Published 12/14/2025 • Updated 12/29/2025

Summary

If your knee, hip, or hands flare after certain meals, the pattern may be real. In this Talking with Docs episode, two physicians focus on six food categories that can raise measurable blood markers of inflammation, especially C reactive protein, and potentially worsen joint pain during flares. They are not arguing for perfection or banning foods forever. Instead, they frame diet as a short-term lever you can pull when arthritis, injury, or autoimmune inflammation is active. This article breaks down their list, the likely mechanisms, and a practical, step-by-step way to test your personal triggers.

📹 Watch the full video above or read the comprehensive summary below

🎯 Key Takeaways

  • The video’s core idea is targeted reduction, not lifelong restriction, especially during a flare from arthritis or injury.
  • Added sugar and high fructose corn syrup are portrayed as major modern drivers of higher inflammatory markers, partly because they are hidden in many packaged foods.
  • Trans fats, alcohol, and processed meats are linked in the discussion to higher C reactive protein, a common blood marker used to track inflammation.
  • Refined carbohydrates can spike blood sugar quickly (high glycemic index), which may amplify inflammatory signaling in some people.
  • Vegetable and seed oils in excess are flagged because of high omega-6 intake relative to omega-3s, which may tilt the body toward inflammation.
  • Nightshade vegetables are treated skeptically in the video, with the point that evidence is limited and responses can be individual.

When your joints flare, start with the last 24 hours

You wake up and your knee feels thick, hot, and stubborn.

Nothing “major” happened, no big fall, no new workout. But you did have takeout, a couple drinks, and something sweet before bed. If that sequence sounds familiar, the video’s viewpoint is practical: sometimes the fastest clue is not your MRI, it is your grocery receipt.

The Talking with Docs episode frames food as a variable you can actually change when inflammation is active. The clinicians are careful about the tone, they are not saying you can never eat these foods again. The argument is narrower: during a flare from arthritis, injury, or an autoimmune condition, dialing back certain categories may reduce the overall inflammatory load, and help you feel better.

A key detail in their approach is that inflammation is not only a feeling. It can be tracked with lab signals in blood, including C reactive protein (CRP), a commonly used marker of inflammation that can rise when the immune system is activated.

Important: If you have severe joint swelling, fever, redness, sudden inability to bear weight, or a “hot joint,” seek urgent medical care. Some causes of acute joint inflammation, including infection, need same-day evaluation.

Inflammation, explained like an investigation, not a buzzword

Inflammation gets used to describe everything from sore knees to brain fog. The video narrows it down to a useful concept: inflammation is a biological process that can start small and ripple outward.

This framing emphasizes a chain reaction. Inflammation contributes to problems like plaque formation in blood vessels, and the discussion highlights that it often starts upstream. That is why the clinicians focus on food patterns that can push inflammatory markers higher.

One of the clearest examples they use is gout. Gout is not “mystical,” it is a joint inflammation triggered by uric acid crystals, and diet can influence uric acid levels. You do not need to have gout to learn from the example. The point is simply that what you eat and drink can, in some cases, show up as pain in a joint.

Did you know? Diet patterns can be scored for how inflammatory they are, and researchers continue to study how “pro-inflammatory” eating patterns may cluster in modern food environments. An overview of anti-inflammatory diet research describes promising effects on inflammation-related outcomes, while also noting that results vary across people and study designs (anti-inflammatory diet overviewTrusted Source).

The video’s top 6 food triggers, and what they do in the body

This is a “reduce during flares” list, not a “never again” list.

The clinicians even joke that if they banned everything, you would be left with “a chunk of broccoli,” and that is not the goal. The goal is to identify common, high-impact categories that are repeatedly linked with higher inflammation signals, then use them as a starting point for your personal detective work.

1) Added sugar and high fructose corn syrup

The discussion starts with a shift in thinking: years ago, fat got most of the blame. In their view, the modern focus is sugar, especially high fructose corn syrup and added sugars that show up in processed foods.

Mechanism-wise, the key claim is that higher sugar intake is associated with elevations in inflammatory markers in the bloodstream. The video’s “investigative” point is not only that candy and soda are obvious sources, it is that sugar is hidden in places you would not expect, like packaged broth.

That hidden-sugar detail matters for joint pain because it changes your plan. If you only cut desserts but keep “savory” packaged foods with added sugar, you may not actually reduce your exposure.

Where it hides: condiments, sauces, flavored yogurts, cereals, and even “healthy sounding” packaged soups or broths. Reading labels for “added sugars” can be more informative than calories alone.
Why it may matter during a flare: frequent blood sugar spikes can promote oxidative stress and inflammatory signaling, and some people notice more stiffness after high-sugar days.
A realistic swap: if you want something sweet, consider fruit, or reduce portion size rather than going from daily sweets to zero overnight.

Pro Tip: When you shop, check the ingredient list first, then the nutrition panel. If sugar is in the first few ingredients, it is not a small amount.

2) Trans fats

Trans fats are treated as a clear “bad actor” in the episode.

They describe trans fats as unsaturated fats that have been chemically altered by adding hydrogens to make them more stable and more solid at room temperature. In plain language, this process can make foods shelf-stable and fry-friendly, but it is not friendly to your blood vessels.

The video links trans fats to increased C reactive protein, a non-specific but widely used marker of inflammation. Trans fats are often found in fried foods, some baked goods, and many fast foods, although labeling and regulations have reduced them in some regions.

Common sources: deep-fried fast foods, some packaged pastries, and foods made with partially hydrogenated oils (when present).
Why joints might notice: systemic inflammation can amplify pain sensitivity, and higher CRP can correlate with inflammatory states.
A practical approach: if you are in a flare, reduce fried foods for a couple weeks and see if morning stiffness changes.

3) Refined carbohydrates (the “white foods”)

Refined carbs are described as foods where the bran, wheat germ, and much of the fiber have been removed.

The video’s shortcut is memorable: refined carbs are often the white ones, like white bread, white pasta, and white rice. The mechanism they emphasize is the glycemic index, meaning how quickly a food raises blood sugar. Refined carbs are often high glycemic, so they can produce a rapid spike and crash. They even compare a soft baguette experience to a “sugar rush,” because metabolically it can behave more like dessert than people realize.

This matters for joint pain because repeated glucose spikes can increase inflammatory signaling and may contribute to weight gain over time, and extra body weight can increase joint load, especially at the knees and hips.

Swap the base, not just the topping: try whole grain bread, higher-fiber pasta, or mixed grains. The goal is not “no carbs,” it is slower carbs.
Pairing strategy: combine carbs with protein, fiber, or healthy fats to blunt spikes.
What to watch for: if you consistently feel achier after white bread meals, that is a useful clue.

4) Alcohol

Alcohol is presented as a tough one because it is culturally normal, and many people use it to relax.

Still, the clinicians point to a “growing body of evidence” that alcohol is not good for you, and they link alcohol intake to increased inflammation and higher CRP. The practical angle is timing: if you are in an inflammatory period, consider laying off alcohol temporarily.

They also add a safety point that matters for joint pain sufferers: alcohol can be risky when combined with certain medications, including some anti-inflammatory drugs. That is not a moral judgment, it is a drug safety reality.

What the research shows: Dietary patterns in the US are being studied for how strongly they promote inflammation overall, and researchers continue to examine how common “inflammatory diet” exposures are in everyday eating (Ohio State report on inflammatory diet patternsTrusted Source).

A brief, video-specific nuance: they joke about “sangria with fruit” as a workaround, then immediately say there is no evidence that fruit in alcohol cancels alcohol’s inflammatory effect. They also mention the growing market for non-alcoholic beer as a harm-reduction option, even if one of them personally dislikes it.

5) Red meat and processed meat

This section is where the video becomes most pointed.

They group red meat and processed meat together, while acknowledging they are different. The mechanism they highlight is advanced glycation end products (AGEs), which are compounds that can form when proteins and fats are cooked at high temperatures and can also be present in processed foods. The episode links AGEs with inflammation, and they also raise concerns about cancer risk.

They anticipate pushback from keto and carnivore diet followers. The stance is not “all meat is evil,” it is “in the context of inflammation, these foods can contribute.”

Then they sharpen the processed meat point: processed meats preserved with nitrates are discussed as being on the World Health Organization’s list of Group 1 carcinogens, meaning there is strong evidence of carcinogenicity in humans. If you are trying to reduce inflammation and protect long-term health, processed meats are a high-yield place to start.

Processed meat examples: bacon, hot dogs, deli meats, sausages, and other cured meats.
A more moderate move: reduce frequency rather than aiming for perfection. For example, reserve processed meats for occasional use rather than daily sandwiches.
Cooking method matters: grilling and charring can increase AGE formation. Gentler cooking methods can reduce exposure.

6) Vegetable and seed oils in excess

This is the “punch back” portion of the list.

The video argues that vegetable and seed oils are not automatically “heart healthy” when used in excess, because they tend to be high in omega-6 fatty acids. Omega-6 fats are essential, but the concern is that too much omega-6 relative to omega-3 may tilt the body toward a more pro-inflammatory state.

Their practical advice is not to fear all oils. It is to avoid an “oil spill” approach when cooking, and to consider methods like air frying or using less oil overall.

Where excess happens: restaurant meals, deep frying, and heavy-handed home cooking.
A reasonable goal: use oils intentionally, measure sometimes, and vary fat sources.
Balance idea: include omega-3 sources (like fatty fish, walnuts, or flax) if appropriate for you, and discuss supplements with a clinician if you are considering them.

How to run a 2-week “flare audit” without extreme dieting

The video’s main strategy is detective work: find what worsens your symptoms, especially when inflammation is already active.

That is a different mindset than chasing a perfect anti-inflammatory diet forever. It is closer to a short experiment with clear start and stop dates.

Step-by-step: a simple elimination and re-check plan

Pick your “flare window” and define what you are tracking. Choose 14 days when your schedule is fairly stable. Track 2 to 3 symptoms daily, for example morning stiffness minutes, swelling, and pain score from 0 to 10. Consistency beats complexity.

Remove the biggest suspects first, not everything at once. Start with added sugar, fried foods, and alcohol, because they are common and often high impact. Keep the rest of your diet as normal as possible so you can interpret the results.

Reintroduce one category at a time. After the 2-week baseline, add back one item for 2 to 3 days, for example refined carbs at one meal per day. If symptoms noticeably worsen, that category becomes a personal “flare trigger” to limit during future inflammatory periods.

Bring the results to your clinician. If you have arthritis, gout, or an autoimmune diagnosis, share your log. It can help guide medication decisions, lab timing, and referrals, and it also helps avoid unnecessary restriction.

»MORE: Create a one-page “Joint Flare Audit” sheet with columns for food categories (sugar, alcohol, fried foods, refined carbs, processed meat, oils), morning stiffness, and swelling notes. Keep it on your fridge for two weeks.

What to eat while you test triggers

You do not need a trendy diet label to run this experiment.

Aim for meals built from minimally processed foods, with enough protein and fiber to keep blood sugar steadier.

Build a plate around fiber: vegetables, beans, lentils, oats, and whole grains can support steadier glucose and may help lower overall inflammatory burden.
Choose protein with fewer additives: fish, poultry, eggs, tofu, and minimally processed options can reduce exposure to nitrates and excess sodium.
Use fats with intention: measure cooking oil sometimes, and consider rotating fat sources rather than relying on one oil for everything.

The “what about gluten and nightshades?” section

This is where the video deliberately slows down and adds nuance.

Gluten is discussed as inflammatory mainly for people who are gluten-sensitive or have celiac disease. In those cases, gluten exposure can trigger immune activation and intestinal inflammation, and symptoms can extend beyond the gut.

Nightshade vegetables (tomatoes, peppers, potatoes, eggplant) are addressed differently. The clinicians note that many people will ask about them, but they emphasize that evidence is limited. Some individuals report feeling worse after nightshades, and that experience is valid, but it is not a universal rule.

Expert Q&A

Q: If nightshades have limited evidence, why do some people swear they cause joint pain?

A: Individual response is a recurring theme in inflammation. People can react differently to the same food because of gut conditions, immune differences, portion sizes, and what the food is eaten with. If you suspect nightshades, it can be reasonable to test them systematically for a short period rather than eliminating them forever.

Talking with Docs clinicians (Dr. Brad, Dr. Paul Zazo), physician discussion summarized

Putting it together for real life, not perfect life

The episode ends with a message that is both empowering and slightly provocative: you are in charge of your own health.

That does not mean you have to do it alone. It means you can use food as one lever, alongside medical care, physical therapy, sleep, stress management, and appropriate medications.

Here is a realistic way to apply their list without turning meals into a punishment.

During a flare, tighten the “big six” for 10 to 14 days. Focus on added sugar, trans fats and fried foods, refined carbs, alcohol, processed meats, and heavy use of vegetable or seed oils. The goal is to reduce the background inflammatory load while your body settles.
Outside a flare, use moderation rather than bans. The clinicians repeatedly emphasize they are not telling you to never eat these foods. Many people do better with a flexible approach that they can sustain.
Use lab markers when it makes sense. If your clinician orders CRP or other labs, ask what changes would be meaningful, and whether timing matters. CRP is non-specific, so it should be interpreted in context.

A final practical caution: if you are taking anti-inflammatory medications, discuss alcohol use with your pharmacist or clinician. The interaction risk depends on the specific drug, your liver health, and other factors.

Expert Q&A

Q: Is CRP the best way to know if food is causing my joint pain?

A: CRP can be helpful, but it is not a perfect “food detector.” It rises for many reasons, including infections and chronic diseases, and some people with joint pain can have normal CRP. A symptom log plus medical evaluation often gives a clearer picture than any single lab.

Talking with Docs clinicians (Dr. Brad, Dr. Paul Zazo), physician discussion summarized

Key Takeaways

The video’s core idea is targeted reduction during inflammatory periods, not permanent restriction.
Added sugar, trans fats, alcohol, refined carbs, processed meats, and excess vegetable or seed oils are highlighted as common drivers that can raise inflammation markers like CRP.
A short, structured “flare audit” (remove, track, reintroduce) can help you identify personal triggers without guessing.
Gluten matters most for people with celiac disease or sensitivity, and nightshades have limited evidence, so individual testing is more useful than blanket avoidance.

Sources & References

Frequently Asked Questions

Do these foods cause inflammation in everyone?
Not necessarily. The video’s point is that these categories are common triggers that can raise measurable inflammation markers in studies, but individual responses vary. A short elimination and reintroduction plan can help you identify what affects you.
If I have arthritis, should I stop eating red meat entirely?
The discussion suggests red and processed meats can contribute to inflammation, especially during flares, but it does not call for a universal ban. Consider reducing frequency and portion size, and talk with a clinician or dietitian if you are making major dietary changes.
Are vegetable oils always inflammatory?
The video’s concern is excess intake and omega-6 heavy patterns, not that every use is harmful. Using oils in measured amounts and balancing your overall fat sources may be a more practical approach.
What is C reactive protein (CRP), and why does it matter here?
CRP is a non-specific blood marker of inflammation that can rise when the immune system is activated. The video references CRP because several of the listed foods are associated with higher CRP in research, although CRP should be interpreted with your clinician.
If I feel worse after nightshades, should I avoid them?
The video notes limited evidence for nightshades as a universal problem, but individual reactions can be real. If you suspect them, try a short, structured trial and review results with your healthcare professional.

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