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This is what happens when you eat FRUIT.

AvatarDragon6664 min to read

Fructose is just a carbohydrate. But unlike glucose—which your brain and muscles use directly—fructose is an EXCLUSIVE BURDEN on your liver.

When fructose hits your liver, the metabolic mechanism alters your body composition, ruins your vascular health, and disrupts your mental focus.

Here is EXACTLY what happens: -> When fructose enters the liver, it rapidly depletes cellular ATP and produces URIC ACID as a toxic byproduct. -> High uric acid directly destroys nitric oxide (NO) via eNOS uncoupling. -> Less NO => restricted blood flow, poor vascular health, and a massive spike in MITOCHONDRIAL OXIDATIVE STRESS. -> Over time, it strips your body of its ability to cleanly oxidize both carbohydrates and fat.

Those "healthy" fruit bowls you think are good for vitality are literally raising a molecule that SUFFOCATES your cellular respiration.

And it gets worse. -> Fructose drives the formation of AGEs (Advanced Glycation End-products) at 10X the rate of glucose. -> AGEs are rogue sugars binding to proteins, forming sticky, oxidized junk your body CANNOT remove. -> THE RESULT: Damaged collagen, faster visible aging, stiffened blood vessels, and blunted insulin receptors.

The Vitamin C in your orange looks cute on paper, but the metabolic cost is DESTROYING you.

Your appetite and mental peace are governed by two hormones: GHRELIN (hunger) and LEPTIN (satiety). -> Glucose triggers insulin properly => leptin signals satiety => ghrelin drops. You stop thinking about food. -> Fructose provokes a WEAK insulin response => Ghrelin stays HIGH => leptin signaling remains blunted.

TRANSLATION: You stay hungry. You NEVER feel deeply nourished. Eating fruit keeps you trapped in a cycle of sugar cravings all week, pulling your focus away from stillness and grounding.

Also, skeletal muscle uses the GLUT4 transporter for energy. -> GLUT4 does NOT carry fructose. Fructose uses GLUT5 in the gut and GLUT2 in the liver. -> Skeletal muscle has NO "door" for fructose. While your muscles sit empty, fructose takes a detour to your liver to cause chaos.

Fruit + yogurt. Fruit + nuts. Fruit + granola. On paper: "Whole foods." In your body: METABOLIC DISASTER.

-> Fructose hits the liver and forces de novo lipogenesis (FAT PRODUCTION). -> The dietary fat you ate arrives at the exact same time. -> The insulin from the sugar locks everything into storage mode. In ONE "healthy" meal, you create new fat, store dietary fat, and HALT all fat-burning signals.

Same calories as rice and meat on a tracking app. TOTALLY DIFFERENT biological outcome.

Plus, humans are TERRIBLE at absorbing fructose. Why? -> For over 99% of human history, fruit was EXCEPTIONALLY RARE. Because our ancestors almost never had access to it, the human body NEVER biologically adapted to metabolize large amounts of fructose. We simply lack the evolutionary hardware to process it efficiently. -> What isn't absorbed in the small intestine dumps into the colon. Bacteria ferment it. -> Gas, bloating, and water get pulled into the gut. -> Fermentation breeds endotoxins (LPS). Endotoxins hit the liver, breach the immune system, and cause systemic BRAIN FOG. That soft, puffy lower belly after "clean" food? That is ENDOTOXEMIA.

Clean carbs like white rice and sweet potatoes go directly into muscle via GLUT4. The ONLY acceptable fructose use: 5-15g of raw honey 30 minutes before sleep for the tryptophan-serotonin-melatonin cascade.

EVOLUTIONARY TRUTH: Fruit was never meant to be a year-round staple. It was a seasonal survival tool for 6 to 12 weeks when UV light was at its absolute peak. High UV exposure changes how your cells process fuel, sharpening insulin sensitivity to manage lipogenesis.

If you are going to eat fruit, eat it ONLY in season, outdoors, bare-footed, soaking up UV rays. Any other season, indoors? NEVER.

Furthermore, modern fruit quality is GARBAGE. Soils are depleted. Fruits are genetically modified and hybridized to be massive sugar bombs, stripped of their original nutrient density.

I personally dropped fruit entirely, and this is what happened: -> My visceral fat MELTED off. -> My intraday hunger completely normalized—no more erratic cravings, just STEADY mental focus. -> My physical vitality improved. -> My skin tightened, the puffiness vanished, and chronic issues like eczema and hair loss simply STOPPED.

Less fructose = ZERO liver fat production, LOW uric acid, PRISTINE mitochondrial function, and QUIET, stable appetite signaling.

Try dropping it for a few weeks. Observe your body and mind, and let me know how your reality shifts.

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#1

Although your claim that fructose is metabolized exclusively by the liver is true, we cannot say that fruits are bad for your health simply because they contain fructose.

First, let’s clarify that fructose makes up only 1 to 8% of a fruit’s composition. Fruits also contain what we call dietary fiber, including inulin, which helps break down fructose in the small intestine (https://www.nature.com/articles/s42255-025-01356-0), so it doesn’t reach the liver. And raw honey has 40% fructose, so it does not make sense why you take honey while banning fruits.

Second, fruits contain a lot of water, which creates a feeling of fullness (https://www.walshmedicalmedia.com/open-access/influence-of-hydration-on-appetite-and-caloric-intake-133155.html). Proper hydration allows for better control of leptin levels in the blood.

Yes, heavy, long-term consumption of fructose causes several serious problems (premature aging, fatty liver, and insulin resistance (https://pmc.ncbi.nlm.nih.gov/articles/PMC552336/)), but you left out the main source of fructose consumption.

High-Fructose Corn Syrup.

Discovered in the 1960s, HFCS contains from 42 to 55% of fructose. It is used in pharmaceutical products and almost any processed foods you can buy at the grocery.

This is one of the main reasons why society is getting obese and unhealthy.

So, your claim that fruits are a danger for our health is absurd. It is high fructose corn syrup that causes everything you are claiming here.

Now, you claim about vitamin C. Vitamin C (ascorbic acid) is essential to take, as we cannot synthesize it ourselves, and vitamin C (ascorbic acid) is an essential water-soluble nutrient required as an enzymatic cofactor for collagen synthesis, neurotransmitter production, and protein metabolism. Too much vitamin C intake over a long period can cause gastrointestinal distress and increase the risk of kidney stones. The high level of Vit C that is tolerated by the body is 2000 mg per day, while oranges have from 50 to 90 mg of Vit C in each (that means you will need to consume more than 20 to 40 oranges per day to have “too much" Vit C in your body.

For visceral fat, studies show that 15 minutes of daily exercise is enough to burn it all (https://www.sciencedaily.com/releases/2019/02/190201081459.htm). I wanted to know how you measure your visceral fat.

For uric acid, a high level of uric acid is seen in high consumption of meat in general and HFCS. Fruits are a great way to lower the uric acid.

So in conclusion, fruits are important in a balanced diet. While the consumption of processed food containing high fructose corn syrup should be avoided at all costs. You shouldn’t make any claim like this without giving any source.

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Dragon666

1. The "Fiber Protects the Liver" Myth (Small Intestine Spillover)

While the small intestine clears some fructose, its capacity is strictly limited. Research from the Rabinowitz Lab demonstrates that physiological doses of fructose overwhelm the small intestine's clearance capacity, causing a direct "spillover" to the liver via the portal vein. Fiber merely slows gastric emptying; it does not magically erase the fructose molecule. Modern, selectively bred fruits easily exceed this threshold, forcing the liver into De Novo Lipogenesis (DNL).

2. Uric Acid: Intracellular ATP Depletion vs. Meat

You are confusing systemic serum uric acid from purines (meat) with intracellular uric acid generated by fructose. When fructokinase metabolizes fructose in the liver, it aggressively consumes ATP without a negative feedback loop ($ATP \rightarrow AMP \rightarrow \text{Uric Acid}$). This localized, intracellular uric acid spike directly induces mitochondrial oxidative stress and blocks fat oxidation. Fruit doesn't "lower" this specific intracellular mechanism; it triggers it.

3. The Honey "Contradiction"

Taking 5-15g of raw honey 30 minutes before sleep is a targeted, micro-dosed biohack. During sleep, the liver needs steady glycogen to prevent a cortisol spike that wakes you up. A micro-dose of fructose replenishes liver glycogen for the night. This is vastly different from eating hybridized "sugar bomb" fruits throughout the day, which keeps insulin and leptin signaling in a constant state of chaos.

4. The HFCS vs. Modern Fruit Reality

HFCS is undeniably toxic, but modern fruit is not the "natural" food you think it is. Wild, ancestral fruits were small, fibrous, and largely bitter with minimal sugar. Today’s fruits have been genetically hybridized for decades to maximize size, yield, and fructose content. A modern apple or banana delivers a concentrated fructose load that our evolutionary biology never adapted to process year-round.

5. Visceral Fat and the 15-Minute Exercise Myth

You cannot out-train liver toxicity. The visceral and hepatic fat accumulation driven by fructose is a hormonal and metabolic pathway issue, not just a caloric one. Fructose bypasses the liver's energy regulation, forcing lipogenesis. 15 minutes of exercise does not stop the localized lipotoxicity and insulin resistance happening inside the liver cells when bombarded with continuous dietary fructose.

Avatar
Nikólaos666

1. The "Fiber Protects the Liver" Myth (Small Intestine Spillover)

While the small intestine clears some fructose, its capacity is strictly limited. Research from the Rabinowitz Lab demonstrates that physiological doses of fructose overwhelm the small intestine's clearance capacity, causing a direct "spillover" to the liver via the portal vein. Fiber merely slows gastric emptying; it does not magically erase the fructose molecule. Modern, selectively bred fruits easily exceed this threshold, forcing the liver into De Novo Lipogenesis (DNL).

  1. Stated in your study, 90% of the fructose in low fructose diet is taking care of in the intestine. From other sources, the fructose in fruit is surrounded by fiber that make the digestion of fructose slower, so the lower intestine can take care of it.

  2. The link is about meiosis in fungis, nothing about urc acid. Even the title of your claim isn't related to the rest of the text.

  3. If you eat enough food, you won't wake up during the night.

  4. Here is a table of gram of fructose in common fruits
    https://www.harmonyhill.org/wp-content/uploads/2015/05/Fructose-Table.pdf

    The tolerable amount of fructose that is expelled by the lower intestine is from 25 to 50g per day.

  5. Like point 2, the title and the text does not match, plus the title and the link of the source, does not match.
    You should stop using AI, or try to make AI say what you want to discuss here. You are unable to process the information correclty. You claim that fruits are not the same now that they were 300 years ago ( I agree with that), but they are not full of fructose like you claim and their are still a lot of fiber in them.
    I would be on your side if it was about processed food containing HFSC, that is the main problem we should focus to have an healthier society.
    After that, its only preference. You don't like food, its ok. But it is not the reason of all those metabolic disease you are telling us.

#2

Nutrition debates will never end because every person's body will be different.

There are some who are very sensitive to sugar while others are quite resistant to it, same thing for any and every other king of plant/animal material.

This is why it's best to just stick with what works for you, or try a range of things till you find what makes you feel and function best.

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Avatar
Nikólaos666

This is not about what fits whom best. This post was about making fruits look "evil" because the OP read some studies about fructose and made the assumption that fruits (which contain 1 to 8% fructose) are bad for anyone who consumes them, while also saying that he eats only raw honey (40% fructose).

Everyone is entitled to eat what they want, but making claims like that needs to be rectified.

Avatar
Dragon666

1. The Biological Hardware is Universal Every single human on Earth processes fructose through the liver via the fructokinase enzyme, which fundamentally lacks a negative feedback loop. No one has evolved a "special" liver that bypasses ATP depletion, and no human has a mutant physiology that can route fructose directly into skeletal muscle via GLUT4. Our evolutionary baseline is identical.

2. Metabolic Damage is Silent You do not feel intracellular uric acid spikes. You do not feel your endothelial nitric oxide dropping. And you certainly do not feel the early stages of Non-Alcoholic Fatty Liver Disease (NAFLD). Fructose-induced metabolic dysfunction is a silent, compounding process that builds up over years. Judging a food's toxicity by immediate post-meal sensations ignores long-term cellular reality.

3. Tolerance is Not Optimization The fact that some people can temporarily tolerate the metabolic burden of modern, hybridized fruit—often due to youth, high muscle mass, or extreme activity levels—does not mean the mechanism itself is healthy. It simply means their engine has a higher threshold before it breaks down.

Biology is biology. You cannot out-genetics the human liver.

Avatar
Nikólaos666

1. The Biological Hardware is Universal Every single human on Earth processes fructose through the liver via the fructokinase enzyme, which fundamentally lacks a negative feedback loop. No one has evolved a "special" liver that bypasses ATP depletion, and no human has a mutant physiology that can route fructose directly into skeletal muscle via GLUT4. Our evolutionary baseline is identical.

2. Metabolic Damage is Silent You do not feel intracellular uric acid spikes. You do not feel your endothelial nitric oxide dropping. And you certainly do not feel the early stages of Non-Alcoholic Fatty Liver Disease (NAFLD). Fructose-induced metabolic dysfunction is a silent, compounding process that builds up over years. Judging a food's toxicity by immediate post-meal sensations ignores long-term cellular reality.

3. Tolerance is Not Optimization The fact that some people can temporarily tolerate the metabolic burden of modern, hybridized fruit—often due to youth, high muscle mass, or extreme activity levels—does not mean the mechanism itself is healthy. It simply means their engine has a higher threshold before it breaks down.

Please, you should read the above link I am sharing, they are making the exact same claims you do but targeting processed foods that have HFCS and added sugar in it. They also compare the metabolism of fructose from whole fruits (yes modern fruits) vs fructose from HFCS.

#3

Thus is thought provoking. I rarely eat fruit but I never gave it much thought, I simply never feel like eating it and it doesnt leave me feeling satiated like you mention. I do love salads though and eat plenty. But nothing like well done rice, potatoes and meat and fish. It feels strange that something like fruit that comes directly from the soil is now being suggested to not be that much healthy, but people are pointing in that direction. However sure some specific benefitial nutrients are probably provided by fruits no doubt. Im not studied in this but um open to discussion.

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Qlifot - Physicist

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Nikólaos666

The problem about the OP is that he is claiming that fruits are unhealthly due to the fructose, while completly ignoring that researches are done using high fructose corn syrup. OP cannot claim fruits are bad while completly ignoring the worst of the worst, ie high fructose corn syrup.

#4

Going off what Nikólaos666 commented, the stuff you want to avoid is the refined stuff as well as alternative sugars. He gave a great breakdown with sources.

Also, at the end if the day, anyone saying this has to do with moderation or that everyone is different are not the ones who have done the research and therefore just putting in a comment out of ignorance masked as logic. Just do the research yourself and then go with the experience of avoiding the bad stuff and you too will see this isnt about what your mind goes to when trying to downplay the bad effects of things like HFCS. While yes, people can be affected differently that only covers the tip of the whole picture. The point is it still affects everyone badly to some degree according to their body type. Its intellectual lazy saying, "everyone is different" and leaving it at that.

Fruit in small consumption does not hurt but eaten in large quantities, as with anything, does hurt. Even if it doesnt make one fat there is problems of high blood pressure I have seen from skinny people who consume a lot of sweets. Just looking at their flushed red face anc eyes shows they are affected by too much sugar.

You are looking at the wrong place if youre trying to learn and warn about the dangers of sugar at the amount average person consumes it at. It is not the one strawberry that is making people sick but the refined sugar and alternative sweets in their candies and chocolates that have this stuff.

You were almost right about orange juice but the concerns is from the high concentration of sugar in one cup. Just eat an orange. To make 16oz of orange juice takes a lot of oranges. Something that is not naturally consumed by humans if we just ate the same amount of oranges that are in a cup of juice. Crushing the juice takes out the necessary fiber from it and leaves a very high amount of sugar levels. Common sense here.

I don't see a reason to leave the same soruces already provided and only adding to the points made from the sources provided above.

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"In the darkness we have found strength, with which we will reach the highest light." - High Priest Zevios Metathronos

Hail Zeus

Hail Ninurta

Yoga for Men by High Priestess Lydia Coventina https://ancient-forums.com/threads/yoga-for-men.307901/

Avatar
Dragon666

You are correct that HFCS and refined candies are catastrophic, and you are right to call out the "everyone is different" excuse. However, you are falling into the classic "Appeal to Nature" fallacy regarding modern fruit.

Here is why the "whole orange is fine" logic fails biochemically:

1. The Liver Does Not Care About the Source A fructose molecule from a modern orange and a fructose molecule from a candy bar are biochemically identical. The liver does not have a moral compass to distinguish between "natural" and "artificial" sugars. Once it hits the portal vein, the fructokinase enzyme processes it with the exact same ATP-depleting, De Novo Lipogenesis (fat-producing) mechanism.

2. The "Whole Fruit" Fiber Fallacy You claim eating a whole orange is fine because the fiber is intact. Fiber only slows gastric emptying; it does not magically neutralize or erase the fructose payload. The total absolute fructose load still arrives at the liver, forcing it to metabolize a sugar that your skeletal muscle (via GLUT4) cannot use. You are simply delivering the metabolic burden slightly slower, not eliminating it.

3. Modern Fruit IS "Refined" You contrast natural fruit with "refined" stuff, entirely ignoring that modern fruit is biologically refined through decades of selective breeding and hybridization. An ancestral, wild strawberry or apple was tiny, highly fibrous, and bitter. The massive, hyper-sweet fruits in today's grocery stores are engineered sugar bombs that our evolutionary biology never adapted to process on a daily basis.

4. The "Moderation" Trap Saying "small consumption doesn't hurt" is a compromise, not biological optimization. Even in small quantities, fructose halts lipolysis (fat burning), triggers ghrelin (hunger), and spikes intracellular oxidative stress. Why voluntarily introduce a molecule that acts as an exclusive burden on your liver when your body thrives exponentially better on clean, glucose-based carbohydrates that actually fuel your muscles?

Avatar
Nikólaos666

You are correct that HFCS and refined candies are catastrophic, and you are right to call out the "everyone is different" excuse. However, you are falling into the classic "Appeal to Nature" fallacy regarding modern fruit.

Here is why the "whole orange is fine" logic fails biochemically:

1. The Liver Does Not Care About the Source A fructose molecule from a modern orange and a fructose molecule from a candy bar are biochemically identical. The liver does not have a moral compass to distinguish between "natural" and "artificial" sugars. Once it hits the portal vein, the fructokinase enzyme processes it with the exact same ATP-depleting, De Novo Lipogenesis (fat-producing) mechanism.

  1. yesm fructose in the liver is fructose, whatever where it comes from. But you need more than 25g of fructose per day for it to be delivered to the liver.

  2. Title is saying one thing, the rest is about another subject. The fructose from fruit is surrounded by fiber and are slowly digest in the lower intestine, not in the stomach.

  3. You can find any amount of fructose in fruits in many sources, eating an appe isnt the same as eating a bag of skittles.

  4. Small amount of fructose form fruits is slowly digest in the lower instestine, letting the liver alone.

#5

My ancestors ate horses, drunk camel's milk, eat aspic and so on. It would be strange to believe that some fruits would destroyed them or will hurm me somehow. Let the nutritionists deal with those issues. We must achieve spiritual goals, everything else that does not serve spiritual goals distracts us, same reason why we said no to political stuff

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Sator Arepo Tenet Opera Rotas

#6

this is why I stick with sites that use real science AND ancient knowledge when talking about food. Such as Weston A Price Foundation. They talk about all of these subjects and more and site all kinds of studies and they aren't backed by some big institution or lobby that drives home only one view. Seriously the OP of this thread needs to do some better research than AI. Come on we've ate fruit for literally thousands of years including preserving it for out of season eating. just take a moment to think before trying to launch some out of the blue claim. At least if nothing else look at the site name I gave and browse around. Then perhaps focus back on your own soul to better humble yourself.

Hail our wonderful Father Zeus

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#7

I don't mean to be rude or argumentive and only bluntly stating that I find it to be misinformation comparing white rice to sweet potato in benefits. white rice on its own spikes insulin and not a stable carb. White rice mixed with chicken broth can help reduce the insulin spike but the OP implied mixing it with something sweet.

Or saying that soil is depleted which by that logic will put vegetables off the table and then the animals that eat vegetables and grass to be part of that chain. Guess we have to avoid all foods now because the soil is bad nowadays.

If the target was HFCS or other artificial sweetners like aspartame, Dextrose, maltodextrin, etc then the truth would be on their side but not only is the information displayed incoherent it is also off target.

0

"In the darkness we have found strength, with which we will reach the highest light." - High Priest Zevios Metathronos

Hail Zeus

Hail Ninurta

Yoga for Men by High Priestess Lydia Coventina https://ancient-forums.com/threads/yoga-for-men.307901/