J Acad Nutr Diet July 2012 PMID 22889633

Effect of dietary linoleic acid on markers of inflammation in healthy persons: a systematic review of randomized controlled trials.

Guy H Johnson, Kevin Fritsche

Mentions

194
Peak: 6 in Feb 2021
across 6 sources since May 2020

Extended reach

529,833
potential audience

Total likes

1,705

Video views

60,717

Mentions per month

May 2020 – Nov 2025

Where it's discussed

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AI synopsis

What people are saying

The discussions consistently emphasize that multiple randomized controlled trials and systematic reviews show no evidence that linoleic acid or seed oils increase inflammatory markers, as seen in posts citing research like the 2012 systematic review. The tone varies from supportive to skeptical, with some users questioning the control of variables in studies or highlighting potential health benefits, demonstrating a rigorous and nuanced debate about dietary fats and their effects.

AgreementStrong agreement

Most discussions support the conclusion that linoleic acid does not increase inflammation, with many posts citing the systematic review indicating a consensus on this point.

InterestHigh interest

The conversations display high interest, with numerous references to scientific studies, debates on mechanisms, and interpretations of research findings, reflecting active engagement.

EngagementHigh engagement

Participants delve into details like control of variables in RCTs, mechanistic skepticism, and implications for dietary guidelines, indicating deep level of participation.

ImpactModerate impact

While the majority agree on the basic findings, the debates around mechanisms and broader dietary implications suggest some influence on public perceptions of seed oils and omega fats, though the direct real-world impact remains moderate.

Abstract in brief

  • The systematic review examined whether adding linoleic acid (LA), a type of omega-6 fat, increases inflammation in healthy people, but most studies found no significant impact on common inflammation indicators.
  • Although some studies showed changes in certain inflammatory byproducts, these did not indicate increased overall inflammation, suggesting that LA does not promote chronic inflammation in healthy individuals.
  • The conclusion is that current evidence from controlled trials does not support the idea that dietary LA raises inflammation markers, so its consumption appears safe regarding inflammation risk for healthy people.]

Top posts

Most liked on X and Bluesky
Cardboard Revolution
@CardboardRevolt · X

@1_happyholistic @reallytanman Ok I checked the peer reviewed data and found that omega-6 doesn't do that. Maybe some stupid bro science blog posting wild speculation is what you had in mind? https://t.co/SJ1uUi7gqk

Jul 19, 2022 · 81 likes · 891 followers View post →
Bartosz Czekała
@UniversOfMemory · X

Apr 13, 2025 · 47 likes · 3 shares · 5,122 followers View post →
Ted ⚡️ Naiman
@tednaiman · X

I agree that our current dietary omega-6 to omega-3 ratio is horrible. However I don’t know that we have proven that omega-6 is specifically “inflammatory” even though people have attempted to do so?

May 6, 2020 · 31 likes · 7 shares · 95,200 followers View post →
Alex Corindia
@Alex_HPL · X

@logicalbaseline @hubermanlab He asked for evidence that seed oils are bad. I'm saying there is no evidence. Here's evidence AGAINST the claim that seed oils are bad Use your exquisite reading skills: https://t.co/Vu9QtQs9Aj https://t.co/KCLUuLXts7 https://t.co/tn0RGHYcn9 https://t.co/wiVwVTVaVH

Dec 10, 2024 · 9 likes · 1,891 followers View post →
Zed
@zz_2141 · X

@Pask218337 @cremieuxrecueil No, studies are clear. Seed oils don't increase inflammatory markers, except in youtube quack+grifter circles. https://t.co/9RBspXKkdZ https://t.co/rnKB7jJuYJ

May 27, 2025 · 8 likes · 106 followers View post →
ZKForTre
@ZKForTre · X

Ending on a high note: PUFAs has a null effect or reduces inflammatory markers. Consistently. https://t.co/3SlaK0xEa5 https://t.co/bJ3yQKkjc7 https://t.co/yvUtTMeEUS https://t.co/9ZhY7Haw7P

May 21, 2025 · 7 likes · 2,752 followers View post →

All mentions

Maybe_AlanDokkan
@MaybeAlanDokkan · X

@sayajooj @ZaneDokja https://t.co/EpTNcfMMOG - linoleic acid doesnt increase inflammatory markers https://t.co/6PcGoKcpV9 - swapping SFAs in moderately hypercholesteremic individuals with PUFAs reduced LDL-C and had no effect on C-RP These are just two I found quick but there are many more.

Sep 4, 2025 · 1,503 followers View post →
no
@nullbotto · X

@mats_cedervall @trikomes https://t.co/8DaMi4qyti idk how well controlled the RCTs looked at are, I doubt they control for anything relevant. "Normal" healthy individuals may just be genotypes protected from some of the worse reactions.

Jul 10, 2025 · 1 like · 364 followers View post →
Zed
@zz_2141 · X

@Pask218337 @cremieuxrecueil No, studies are clear. Seed oils don't increase inflammatory markers, except in youtube quack+grifter circles. https://t.co/9RBspXKkdZ https://t.co/rnKB7jJuYJ

May 27, 2025 · 8 likes · 106 followers View post →
ZKForTre
@ZKForTre · X

Ending on a high note: PUFAs has a null effect or reduces inflammatory markers. Consistently. https://t.co/3SlaK0xEa5 https://t.co/bJ3yQKkjc7 https://t.co/yvUtTMeEUS https://t.co/9ZhY7Haw7P

May 21, 2025 · 7 likes · 2,752 followers View post →
Dr. Tom Rifai
@DrTomRifai · X

Sorry @robertlufkinmd…intake of seed oils doesn’t increase inflammation nor other potential problems, in spite yours and other novice “influencer” (https://t.co/VYKlzuqKf7) opinions. To revert back to saturated fats from non-hydrogenated plant fats would undermine the

May 6, 2025 · 2 likes · 779 followers View post →
Marcin Gk
@gk_marcin · X

RT @UniversOfMemory:

Apr 14, 2025 · 3 shares · 4,193 followers View post →
Jolanta Sliwowska
@JolantaSliwows2 · X

RT @UniversOfMemory:

Apr 14, 2025 · 3 shares · 653 followers View post →
Dariusz Błaszczuk
@kastor1222 · X

RT @UniversOfMemory:

Apr 14, 2025 · 3 shares · 194 followers View post →
Bartosz Czekała
@UniversOfMemory · X

Apr 13, 2025 · 47 likes · 3 shares · 5,122 followers View post →
riggers
@deportriggers · X

@trustsciencetm @whitley_rick @DrGaryMcGowan Effect of dietary linoleic acid on markers of inflammation in healthy persons: a systematic review of randomized controlled trials - PubMed https://t.co/uEDNoYAg4h

Dec 10, 2024 · 111 followers View post →
Alex Corindia
@Alex_HPL · X

@logicalbaseline @hubermanlab He asked for evidence that seed oils are bad. I'm saying there is no evidence. Here's evidence AGAINST the claim that seed oils are bad Use your exquisite reading skills: https://t.co/Vu9QtQs9Aj https://t.co/KCLUuLXts7 https://t.co/tn0RGHYcn9 https://t.co/wiVwVTVaVH

Dec 10, 2024 · 9 likes · 1,891 followers View post →
Alex Corindia
@Alex_HPL · X

@Nozzels @hubermanlab https://t.co/q0s68D2xfi https://t.co/KCLUuLXts7 https://t.co/tn0RGHYcn9 https://t.co/77nX7xi6vJ https://t.co/6Tkv16ceAO https://t.co/vmhsqtDzn4 https://t.co/luDg4KP77r

Dec 10, 2024 · 4 likes · 1,891 followers View post →
James Spinella
@Azzadoni · X

@jefferson_locke @mattyglesias https://t.co/UqAGB7f6Un

Nov 24, 2024 · 25 followers View post →
Jarnathan
@tavama1 · X

@playboyreview @concretemilk @GSpellchecker Sources: https://t.co/AbzliD9nFG https://t.co/V2yHCkoo3L https://t.co/xn7291zJtz

Nov 17, 2024 · 63 followers View post →
Riley
@my_vallentyne · X

@LapisLazuli234 @Burning_Cards Theyre fine to be consumed, some oils are better than others for sure. PUFAs connection to inflammation doesn't seem well founded, it's better to remove animal derived products in favor of seed oils https://t.co/50oi9V3ASb

Nov 13, 2024 · 222 followers View post →
R0t€r R@b
@rabka666 · X

@anakreontik hier auch https://t.co/PM9rbM6zlm LA kann zur Diabetes typ 2 Prävention beitragen https://t.co/mBMzYSnoQQ

Nov 10, 2024 · 1,641 followers View post →
Teodor
@MadBulgarian1 · X

@goddeketal Googled it. "... virtually no evidence is available from randomized, controlled intervention studies among healthy, noninfant human beings to show that addition of LA to the diet increases the concentration of inflammatory markers." https://t.co/hxFJv6KYPO

Nov 3, 2024 · 61 followers View post →
Sentient Cactus
@Special_Cactus · X

@UrosMikolic Where's the evidence that oil is inflammatory? Because in human feeding studies, particularly within normal intakes, when this is tested, you don't tend to see a statistically significant effect. doi: 10.1016/j.jand.2012.03.029 doi:10.1039/c7fo00433h

Sep 25, 2024 · 1 like · 304 followers View post →
MKE
@Mischakatja · X

@TuckerGoodrich @frog_electro @ScepticalAnna And this systematic review , meta analysis of RCTs which say linoleic acid doesn’t cause chronic inflammation https://t.co/tVzQz3M2RH

Aug 30, 2024 · 305 followers View post →
Mike Howard
@lean_minded · X

@crazieyfox @Chaddadbod the fact that you think we only have epidemiological studies on this is hilarious if not sad. When there doesn't exist any trials showing deleterious effects, it's probably a good bet they are safe. Here are some randomized control you claim don't exist. https://t.co/E65rRwdTfP

Jun 20, 2024 · 2 likes · 1,368 followers View post →
CrabMan631
@CrabMan631 · X

@SamaHoole @Nutri_Ben Seed oils are not inflammatory but butter is https://t.co/5w9LY3CoFh

Dec 29, 2023 · 26 followers View post →
GladstoneBrookes
@GladstoneB81859 · X

@goddeketal If omega-6s are inflammatory (or linoleic acid since that's the n6 fat that people usually refer to as causing inflammation), why don't we see this in RCTs? https://t.co/HhLoHLzwCR https://t.co/4FadveSXCw

Nov 24, 2023 · 4 likes · 530 followers View post →
GladstoneBrookes
@GladstoneB81859 · X

@robertlufkinmd Oh no! Not that inflammatory linoleic acid! https://t.co/HhLoHLzwCR https://t.co/GhYgYAnKEt

Sep 29, 2023 · 2 likes · 530 followers View post →
Veganella
@Veganella_ · X

RT @ZKForTre: @AFreshLitBeacon You just embarrassed yourself in a way that is rarely seen. It’s probably time to own it. We can keep goin…

Jun 23, 2023 · 2 shares · 58,232 followers View post →
ZKForTre
@ZKForTre · X

@AFreshLitBeacon You just embarrassed yourself in a way that is rarely seen. It’s probably time to own it. We can keep going, though https://t.co/3SlaK0xEa5 Actually let’s try this— do you know of a study that has shown that higher n6 Rbc content correlated with higher levels of inflammation

Jun 22, 2023 · 5 likes · 2 shares · 2,752 followers View post →
ZKForTre
@ZKForTre · X

@raphaels7 But if you want to try, you can peruse some material: https://t.co/uNTPrOebi9 https://t.co/9Xo0DwCZKd https://t.co/0VhhmLaOK3 (Not a true clinical trial) https://t.co/gqzLerGoOw https://t.co/3SlaK0xEa5 https://t.co/j7Yoe55ID0

Jun 22, 2023 · 1 like · 2,752 followers View post →
Marit Kolby
@MaritKolby · X

@raphaels7 For you, then @raphaels7 https://t.co/h6gO0YLlNq

Jun 21, 2023 · 3 likes · 4,819 followers View post →
Tucker Goodrich
@TuckerGoodrich · X

Well, it's there now. 2012: "Effect of Dietary Linoleic Acid on Markers of Inflammation in Healthy Persons: A Systematic Review of Randomized Controlled Trials" Of course we have a more recent paper... https://t.co/93mv1P1Pgq Odd he doesn't mention that.

Feb 24, 2023 · 4 likes · 28,260 followers View post →
CSB
@CSBx92 · X

@AlpacaAurelius https://t.co/0BIY0vSkPF

Nov 11, 2022 · 3 likes · 35 followers View post →
Cardboard Revolution
@CardboardRevolt · X

@1_happyholistic @reallytanman Ok I checked the peer reviewed data and found that omega-6 doesn't do that. Maybe some stupid bro science blog posting wild speculation is what you had in mind? https://t.co/SJ1uUi7gqk

Jul 19, 2022 · 81 likes · 891 followers View post →
CornivoreAurelius
@CornivoreA · X

@bbqbaseball62 @tone_chaser_ @DrNadolsky https://t.co/50NuBzeoL0

Jul 15, 2022 · 51 followers View post →
aya
@tsvita2000 · X

@AFABRocky i did a 3 hour rabbit hole on this and im basically back to where i started fidilksjfsdlkfjsd but here are two studies indicating that linoleic acid consumption and inflammation aren't causally related so dont worry 2 much :3 https://t.co/80zSfv70yZ https://t.co/u9Ycl83H9O

Jun 29, 2022 · 2,406 followers View post →
Gil Carvalho MD PhD
@NutritionMadeS3 · X

@Conigman @LoriShemek balance of evidence I´ve seen points to no inflammatory effect of CO or LA/n6 oils in general but always happy to look at any contrary data https://t.co/5E4X8YOKF0 https://t.co/QReH36QLmp https://t.co/YlHQDX91Ok https://t.co/wG99SVoyma

May 20, 2022 · 3 likes · 27,739 followers View post →
Alex Süssmann
@alexsussmann · X

@sbrown64 @GregVidua @HealthCnorlee @DietHeartNews https://t.co/EPKvkYNz1i

Feb 13, 2022 · 467 followers View post →
Alex Süssmann
@alexsussmann · X

@DietHeartNews 2. https://t.co/EPKvkYNz1i

Feb 13, 2022 · 1 like · 467 followers View post →
Tom Babington
@Tom_Babington1 · X

@The_Nutrivore @JakeMGendron @spmountjoy @1WabiSabi @RootCauseDoctor I'm impressed that he managed to find this "Rodrigues et al. recently reported that hastening of inflammation with dietary linoleic acid in a diabetic rat improved wound healing in a diabetic rat"" (random af btw) but missed something like this lol https://t.co/FXMjhE78sb

Feb 12, 2022 · 2 likes · 1,201 followers View post →
Tom Babington
@Tom_Babington1 · X

@nutrition_long @dylanarmbruste3 @The_Nutrivore Thoughts on this? Even if omega 6 is "inflammatory" (it's not), who cares if that doesn't translate into outcomes? https://t.co/FXMjhE78sb

Nov 29, 2021 · 1,201 followers View post →
OlivePUFA
@OlivePufa · X

@LoriShemek “ We conclude that virtually no evidence is available from randomized, controlled intervention studies among healthy, noninfant human beings to show that addition of LA to the diet increases the concentration of inflammatory markers.” https://t.co/t979zfqB8v

Nov 24, 2021 · 49 followers View post →
Simon Hill MSc, BSc
@theproof · X

@agador_ @TuckerGoodrich Here you go sir - full paper: https://t.co/GJYBuffYMj

Oct 19, 2021 · 34,086 followers View post →
Simon Hill MSc, BSc
@theproof · X

@TuckerGoodrich Mechanistic speculation and naturalistic fallacy running through your veins my friend. That is not science. “But PUFAs are inflammatory? I saw it in a rat study.” No, in humans they aren’t. https://t.co/PuBgqYOJG6

Oct 19, 2021 · 2 likes · 34,086 followers View post →
Tom Babington
@Tom_Babington1 · X

@The_Nutrivore @BradCohn @TuckerGoodrich How come they never cite this meta analysis? https://t.co/FXMjhE78sb

Oct 7, 2021 · 1 like · 1,201 followers View post →
Matthew Madore
@MattMadore576 · X

@NutritionMadeS3 Always chuckle thinking back to the closing statements of this one. https://t.co/yRJ55UFNFS Authors aren’t pulling any punches https://t.co/sAIiB1ONXW

Sep 14, 2021 · 3 likes · 1,017 followers View post →
Simon Hill MSc, BSc
@theproof · X

@dylanarmbruste3 @drmarkhyman Thanks Dylan! Good pick up. Also in case someone wants data pertaining to healthy individuals I recommend reading this: https://t.co/TnexgyjhX9

Aug 17, 2021 · 2 likes · 34,086 followers View post →
Tom Babington
@Tom_Babington1 · X

He then quotes a paper that is so bad that it's actually funny. Just the usual garbage about PUFA causing inflammation (nope) https://t.co/hVLEhvTzwv https://t.co/FXMjhE78sb https://t.co/Tg1TKfdeIb and insulin resistance (nope) https://t.co/n4lkb5EQzy https://t.co/SDCHzvDnQh

Jul 23, 2021 · 1,201 followers View post →
Tom Babington
@Tom_Babington1 · X

@The_Nutrivore @ProfTimNoakes And before cancer tho https://t.co/VoTRR0kxRW https://t.co/nZriv2gjHG Minnesota coronary experiment and Sydney diet heart tho https://t.co/HF7SWie0W7 https://t.co/XXuJLuY4nP Inflammation tho https://t.co/FXMjhE78sb Insulin resistance tho https://t.co/VtfsWzPQmu

May 5, 2021 · 1 like · 1,201 followers View post →
Michael Joseph
@Nutradvance · X

@Travis_Statham Effect of Dietary Linoleic Acid on Markers of Inflammation in Healthy Persons: A Systematic Review of Randomized Controlled Trials https://t.co/QJHKJEdydP

Apr 22, 2021 · 2 likes · 11,774 followers View post →
Ajohan
@AjohanLahti · X

Uppmuntrade säljaren att läsa den här studien: Johnson, GH, Fritche, K. Effect of dietary linoleic acid on markers of inflammation in healthy persons: A systematic review of randomized controlled trials. J Acad Nutr Diet. 2012;112:1029-1041 https://t.co/jMR6Ecz1Dh

Apr 22, 2021 · 9,880 followers View post →
John Gillespie
@DrGillespie_GP · X

@foodbeforepills @TuckerGoodrich @fire_bottle @drcateshanahan @CarnivoreMD @DrPaulMason And how come interventional trials in humans LA does not increase inflammatory markers? https://t.co/ykPbIhZJZm

Feb 26, 2021 · 1,061 followers View post →
John Gillespie
@DrGillespie_GP · X

@MyNutritionSci @The_Nutrivore @ChrisMasterjohn "We conclude that virtually no evidence is available from randomized, controlled intervention studies among healthy, noninfant human beings to show that addition of LA to the diet increases the concentration of inflammatory markers" https://t.co/ykPbIhZJZm

Feb 26, 2021 · 1,061 followers View post →
Puranpolytics
@maxprat · X

RT @Nutradvance: Sys review & meta-analysis of RCTs: no evidence from human trials that additional LA

Feb 15, 2021 · 3 shares · 1,058 followers View post →
Bhopender Thakur
@TheBhupiThakur · X

RT @Nutradvance: Sys review & meta-analysis of RCTs: no evidence from human trials that additional LA

Feb 15, 2021 · 3 shares · 1,376 followers View post →
SystematicReviewBot
@EvidenceRobot · X

RT @Nutradvance: Sys review & meta-analysis of RCTs: no evidence from human trials that additional LA

Feb 15, 2021 · 3 shares · 6,717 followers View post →
Michael Joseph
@Nutradvance · X

Sys review & meta-analysis of RCTs: no evidence from human trials that additional LA

Feb 15, 2021 · 4 likes · 3 shares · 11,774 followers View post →
Tom Babington
@Tom_Babington1 · X

"We conclude that virtually no evidence is available from randomized, controlled intervention studies among healthy, noninfant human beings to show that addition of LA to the diet increases the concentration of inflammatory markers" https://t.co/FXMjhE78sb https://t.co/mN990P79MC

Jan 7, 2021 · 7 likes · 1,201 followers View post →
Simon Hill MSc, BSc
@theproof · X

@simongrantzero @bigfatsurprise You can learn about omega 6 fats here if you’d like. https://t.co/TnexgyjhX9

Dec 30, 2020 · 34,086 followers View post →
Chris Trejbal, CNP, NNCP, PTS, RNT
@TrejbalChris · X

@jamminben4 @dannyketo88 2. The research doesn't support that omega 6's are pro-inlammatory. Infact, the research points to omega 6 fats being favourable for heart disease, among other things. https://t.co/Y2IfMJCCo1 https://t.co/jYIqGpuGk9 https://t.co/mpoUBInxzs https://t.co/4KWXpfuvDO

Nov 22, 2020 · 365 followers View post →
Nick
@upRootNutrition · X

LA/PUFA and inflammatory markers: RCTs https://t.co/G5BEr8JC6y https://t.co/CvAQ449rh1 LA/PUFA has no effect. A (potential) effect on CRP is observed at stupidly high doses (>40g/day). 4/n

Nov 18, 2020 · 5 likes · 1 share · 9,475 followers View post →
Chris Trejbal, CNP, NNCP, PTS, RNT
@TrejbalChris · X

@oil_memes @kevinnbass @nntaleb @MatthewJDalby @_CynthiaThurlow @drcateshanahan @fire_bottle @CarnivoreMD @Microsoft Furthermore, we have studies- like actual objective evidence- which actually demonstrates a benefit to PUFA's in certain situations, like ⬇️ CBD risk. And the studies on inflammation are pretty promising too. https://t.co/Y2IfMJCCo1

Oct 6, 2020 · 365 followers View post →
no
@DogCornwell · X

RT @TrejbalChris: @med_conscience @_CynthiaThurlow Omega 6 (seed oils) - analysis of RCT's https://t.co/Y2IfMJCCo1 Sugar consumption is…

Oct 5, 2020 · 2 shares · 2 followers View post →
BeeLeeTees
@BeeLeeTee2 · X

RT @TrejbalChris: @med_conscience @_CynthiaThurlow Omega 6 (seed oils) - analysis of RCT's https://t.co/Y2IfMJCCo1 Sugar consumption is…

Oct 5, 2020 · 2 shares · 1,996 followers View post →
Chris Trejbal, CNP, NNCP, PTS, RNT
@TrejbalChris · X

@med_conscience @_CynthiaThurlow Omega 6 (seed oils) - analysis of RCT's https://t.co/Y2IfMJCCo1 Sugar consumption is declining while obesity ia rising. US https://t.co/WuBod3wyFV (@kevinnbass) Australia https://t.co/QjRiW6EBRI Canada https://t.co/57x9TFa647

Oct 5, 2020 · 5 likes · 2 shares · 365 followers View post →
Ahmed Kamel MS,RDN
@KamelNutrition · X

@MacroFour @PsuedoEpiphany Again, very little evidence to support the claims of the mechanistic studies she cites. A systematic review says otherwise. Once again, a low-carb diet can be beneficial for T2DM patients. Not necessary for the general population. https://t.co/AuFF6Et1fR

Jun 1, 2020 · 517 followers View post →
Jose C Souto, MD
@jcsouto · X

RT @tednaiman: I agree that our current dietary omega-6 to omega-3 ratio is horrible. However I don’t know that we have proven that omega-6…

May 7, 2020 · 7 shares · 14,605 followers View post →
R1ckChr1sto
@RickoChris · X

RT @tednaiman: I agree that our current dietary omega-6 to omega-3 ratio is horrible. However I don’t know that we have proven that omega-6…

May 6, 2020 · 7 shares · 1,087 followers View post →
laili
@laili_lai · X

RT @tednaiman: I agree that our current dietary omega-6 to omega-3 ratio is horrible. However I don’t know that we have proven that omega-6…

May 6, 2020 · 7 shares · 67 followers View post →
operezf
@operezf · X

RT @tednaiman: I agree that our current dietary omega-6 to omega-3 ratio is horrible. However I don’t know that we have proven that omega-6…

May 6, 2020 · 7 shares · 2,111 followers View post →
Ted ⚡️ Naiman
@tednaiman · X

I agree that our current dietary omega-6 to omega-3 ratio is horrible. However I don’t know that we have proven that omega-6 is specifically “inflammatory” even though people have attempted to do so?

May 6, 2020 · 31 likes · 7 shares · 95,200 followers View post →