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Introduction

Every season brings on a new diet trend. Keto, intermittent fasting or a yet another joyless meal plan. And every year, the weight quietly piles on.

Let us get this out of the way first: the problem was never your willpower. It was the diet itself. A plan you can’t sustain is not a good plan for you.

Lasting weight loss doesn’t come from counting every single calorie. It comes from the quality of the food on your plate, the same idea behind Dr. Michael Greger’s book How Not to Diet. Before you start another diet, here are five things worth understanding. And pay extra attention to the second one!

Rule 1: Follow a Diet You Can Sustain

Keto, intermittent fasting or whatever’s trending at the moment, any of these can work for a few weeks. But ask yourself honestly, could I really eat this way and be happy? Can I eat this way every single day?

If the answer is no, it is not the diet for you. And the stricter you become with restriction, the more your body craves the very food you try not to consume. The weight then creeps back, maybe even a little extra, and you blame yourself. But it wasn’t you at all. The plan itself was unsustainable and oftentimes even deprived you of key nutrients. It was a plan built with an expiry date.

So, the best diet isn’t the most extreme one. It’s the healthiest one you can actually keep doing.

Rule 2: Understand Calorie Density

Calorie density just means how many calories are packed in a given amount of food. The fact simply is that fat has about 9 calories per gram, protein and carbs about 4, fiber only about 2, and water zero.

So in your plate, 100 calories of oil is one tablespoon, and you barely notice it. Now picture 100 calories of broccoli, a giant bowl you’d struggle to finish. Same calories but a big difference in the amount of food.

That matters because your body doesn’t just count calories; it also senses how much food is in your stomach. Your empty stomach signals to your brain to eat more and your full stomach with protein signals to your brain to stop eating. So the idea is this: foods that are mostly water and fiber, like vegetables, fruits, beans, lentils, and soups, let you eat a bigger, more satisfying plate for far fewer calories.

Instead of fighting to eat less food, choose foods that are naturally lower in calorie density, then eat until you’re genuinely satisfied. Try not just shrinking your plate, but change what’s actually on it. Try to keep a balanced composition with fewer carbs, higher protein, and minimal healthy fats so your body gets adequate nutrition.

Rule 3: Don’t Assume Keto Automatically Means Weight Loss

A plate piled with cheese, butter, oils, and fatty meat while having almost no carbs still carries a huge number of calories.

Keto might work for some people, but it is not because of eating only fat. It’s usually for a simple reason: cutting out a whole food group quietly cuts your calories too. The fast drop marketed in the first week? Most of it is water, not fat, because cutting carbs makes your body release stored water.

Healthy fats are still the most calorie-dense food there is. You don’t have to cut them out. You just have to maintain the portions.

Rule 4: Don’t Become Obsessed With Insulin Spikes

You’ve probably seen the online fear, where every food that raises insulin gets treated like the enemy. But a rise after you eat is normal, it’s your body trying to digest what you have consumed and it is necessary.

Even healthy, protein-rich foods can raise insulin, and that doesn’t make them bad. However it is true that complex carbs and proteins have a lesser spike. So, instead of completely cutting out carbs and having less energy to go about your work, just pair it smartly: add fiber, protein, or healthy fat alongside your carbs and make the rise naturally flatten out.

Rule 5: Don’t Ignore Your Gut

Inside you are trillions of good microbes in our gut and most of us don’t feed them nearly enough fiber. Fibre from beans, lentils, vegetables, fruits, and whole grains, produce helpful compounds called short-chain fatty acids that support your gut lining and improve our insulin sensitivity.

We also have to increase variety in fibre we take. In the American Gut Project, people who ate 30 different plants a week had far more diverse, healthier gut bacteria than those who ate 10 or fewer. And since a “plant” isn’t just broccoli, nuts, seeds, beans, whole grains, herbs, and spices all count, which makes variety much easier than it sounds.

Also, everyday foods, like yogurt or kimchi, and a wider range of plants will do far more than any pill.

The Bottom Line

The takeaway here is that strict diets, stricter diet “rules” are not built for sustainability or long term health. Instead build most of your meals around vegetables, fruits, legumes, whole grains, and enough protein. Still enjoy your oils, cheese, nuts, and seeds, just respect the portions, because they’re calorie-dense.

That’s it. Because the best diet isn’t one you can survive for 30 days. It’s one you can actually enjoy, and sustain, for years.

Frequently Asked Questions

So do calories not matter at all?

They do, calories are real. The point is that counting them shouldn’t be your only concern. By building meals around low-calorie-density foods, you naturally eat fewer calories without having to track every bite.

What’s the easiest first step?

Add in instead of cutting out. If you want noodles, add a few veggies, some grilled chicken and some nuts, so you end up satisfied while having what you wanted! Add a big serving of vegetables, beans, or soup to your meals so you’re fuller on fewer calories. It’s easier to add good food than to constantly deny yourself the rest.

Is keto bad for me, then?

Not necessarily, it works for some people. Just know that the dramatic first-week drop is mostly water, and that fats are calorie-dense, so portions still matter. The best plan is still the one you can sustain.

Do I really need to count 30 plants a week?

It’s a helpful target, but the real goal is to be mindful of variety. Even adding a few new plants, herbs, seeds, or beans each week nudges your gut in a healthier direction.

Should I get a continuous glucose monitor?

For most people without diabetes, it’s not necessary and can cause needless worry over normal blood sugar rises. Focus on your overall eating pattern instead. If you have diabetes or a specific medical reason, that’s a conversation for your doctor.

Medical Disclaimer

Disclaimer: This article is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. If you have diabetes, a medical condition, or take medication that affects blood sugar or weight, talk to a qualified healthcare professional before making major changes to how you eat.

References

1. Greger, M. (2019). How not to diet: The groundbreaking science of healthy, permanent weight loss. Flatiron Books.
2. McDonald, D., Hyde, E., Debelius, J. W., Morton, J. T., Gonzalez, A., Ackermann, G., … Knight, R. (2018). American Gut: An open platform for citizen science microbiome research. mSystems, 3(3), e00031-18. https://doi.org/10.1128/msystems.00031-18
3. Rolls, B. J. (2009). The relationship between dietary energy density and energy intake. Physiology & Behavior, 97(5), 609–615. https://doi.org/10.1016/j.physbeh.2009.03.011

Introduction

When you get your blood work done, one of the most common tests is your kidney function, and most of us skip right past it.

It’s called your GFR, and it’s one of the clearest early windows into your long-term health. What makes this especially unique is that you can lose up to 90% of your kidney function without any warning signs. So, with this blog, we aim to slightly increase your awareness of kidney function, expressed as a number known as GFR, and let’s get into it!

What GFR Actually Is

GFR stands for glomerular filtration rate. It is the rate at which your kidneys filter waste from your blood. To measure it, doctors do a blood test to check creatinine levels and calculate your GFR based on that.

So, you can think of it as your kidney’s report card.

Here’s roughly what the number means:

• 90 or above is the normal range.
• 60 to 89 can point to early kidney disease.
• 15 to 59 can mean kidney disease that needs real attention.
• Below 15 can mean kidney failure.

Of course, based on your health, the implications for these values might differ slightly, but the rule of thumb is that the higher your GFR, the more filtering power you have left.

Plenty of things can drag it down over the years, including high blood pressure, diabetes, smoking, obesity, a family history of kidney failure, and simply getting older. Frequent use of painkillers is also an important cause, and we’ll come back to that one because it’s the one that worries doctors the most.

Sometimes GFR might read low even when levels are normal. Some examples include having a large meat meal before the test, creatine supplements, heavy muscle training, hard exercise, or even simple dehydration. So one low reading isn’t a diagnosis. It is, however, a must to look more closely, repeat the test, and check in with your doctor!

5 Ways to Protect and Improve Your GFR

1. Watch Salt Intake

When it comes to your kidneys, one of the most important causes of strain is your daily salt intake.

Most guidelines suggest keeping sodium intake to about 2,000 to 2,300 mg a day, which is roughly one teaspoon of salt total from everything you eat. And here’s something to be mindful of. Most of our salt isn’t coming from the shaker on our table. It’s hiding in bread, packaged snacks, sauces, pickles, and restaurant food, and we end up consuming way too much of it.

Why does it matter this much, you might ask? The thing is, too much salt raises your blood pressure, making your body hold onto fluid and pushing more protein into your urine, which causes your kidneys stress. In fact, one large study of nearly half a million people found that adding salt to food more often was linked to a meaningfully higher risk of chronic kidney disease.

So, to meaningfully control your salt intake, lean toward more plant foods like vegetables, fruits, legumes, and whole grains, and go a little easier on red meat.

2. Control Your Blood Pressure

This one is huge.

Sustained high blood pressure damages the blood vessels in your kidneys, thus affecting the filtration units in your kidneys. And it also works both ways: high pressure damages your kidneys, and damaged kidneys push your blood pressure even higher. It becomes a loop that feeds itself.

Newer guidance suggests an even tighter control of blood pressure, with many people aiming for a top number (systolic) under 120 when that’s safe and appropriate for them. The benefit is strongest in people who already have protein leaking into their urine.

If there’s one thing you take away from this article, it is this: Please take your blood pressure medication and maintain routine doctor visits because prevention is oftentimes the only way to go.

3. Keep Diabetes in Check

Just like hypertension, high blood sugar, year after year, is one of the fastest ways to wear down your kidneys. Too much sugar in the blood slowly damages the filters in kidneys, until they start to leak and clog. And people who have both diabetes and kidney disease tend to decline much faster than those with kidney disease alone.

Keeping your blood sugar levels steady, is one of the most direct things you can do to protect your GFR. Consistent habits, regular monitoring and proper adherence to diet and medications will delay the progress of kidney decline and to some degree improve kidney function as well.!

4. Hydrate the Right Way

You’ve must’ve heard “drink more water” a thousand times. Ever wondered how true it is for your kidneys?

Data suggests that good hydration helps, but there’s no single quantity of water that fits everyone. If you’re healthy or in early kidney disease, the main rule is just this: don’t let yourself get dehydrated, because your kidneys need water to flush waste out properly.

However if you have advanced kidney disease or a heart condition, drinking too much can actually cause genuine harm. So, always consult your doctor if you are unsure or are being treated for other diseases.

And here’s a fun fact for you: your urine doesn’t need to be crystal clear. A pale, light yellow is completely fine.

5. Watch Your Pills

Some of the most common pills people take without a second thought can quietly harm the kidneys. Everyday painkillers like, ibuprofen and naproxen, the over-the-counter ones people grab for every headache, can significantly damage your kidneys over time when taken at high doses or too often. Try to limit them, and ask your doctor about safer options for pain, like topical rubs or patches.

Also keep in mind that just because something is labeled “natural” or “herbal” doesn’t mean it’s safe for your kidneys. Some alternative remedies have actually been linked to real kidney injury. So, always consult your doctor before taking anything.

But there are some drugs that are protective as well. There’s a class of prescription medicines called SGLT2 inhibitors, originally made for diabetes, that research now shows can slow kidney disease progression by roughly a third. This benefit holds up whether or not you have diabetes, and across different stages of kidney function. For a lot of people, it’s been a real turning point.

The Bottom Line

Your GFR isn’t just a random number in your lab report. It’s one of the clearest and accurate depiction of your long-term kidney health, and one of the few findings which warns you early, while there’s still plenty of time to act.

And the best way to protect your kidneys isn’t a pill or a scan. It is something you can do by mindfully watching your salt, controlling your blood pressure, managing your blood sugar, hydrating adequately for your situation, and taking your medications under the strict guidance of your doctor. You can also learn more about foods that support kidney health as part of your daily routine.

Kept up over the years, these small habits buy your kidneys years of extra, healthier life.

Frequently Asked Questions

Can a low GFR go back up?

Sometimes, if it was caused by something temporary, such as dehydration, a medication, or an illness, your GFR can recover once it’s addressed. Long-standing kidney damage is harder to reverse, but the right treatment and lifestyle can slow or even stall further decline.

What’s my normal GFR?

Normal GFR ranges from 90–120, and naturally drifts down a little as we age. So a number that’s normal at 70 might be different from one at 30. That’s why it’s important to look at your GFR alongside your age, your urine tests, and your overall health. No one number fits all, so you’ll have to ask your doctor for that one!

Does drinking lots of water improve GFR?

Staying well hydrated supports healthy kidney function, but drinking extra water beyond your needs won’t further improve a healthy GFR. In fact, it can even be risky if you have advanced kidney or heart disease.

Are ibuprofen and other painkillers really that risky?

For occasional use in healthy people, they’re generally fine. But if taken regularly, at high doses over long periods, it can strain the kidneys. So, if you find yourself reaching for them often, it’s worth a conversation with your doctor.

Should I be worried if my GFR is between 60 and 89?

Not always, but it is very necessary to show it to your doctor! On its own, a mildly reduced GFR without other signs of kidney damage is common and often stable, especially at an older age. But your doctor will want to know if it’s dropping over time or paired with protein in your urine. The best move is to repeat the test and review it together. You can also use a simple kidney health check to track how your kidneys are doing over time.

Medical Disclaimer

Disclaimer: This article is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Never start, stop, or change a medication on your own, and always talk to a qualified healthcare professional about your kidney health, your test results, and what’s right for your specific situation.

References

1. Tulane University. (2023). Self-reported frequency of adding salt to food and risk of incident chronic kidney disease. Tulane School of Public Health and Tropical Medicine. https://sph.tulane.edu/sphtm-research-shows-correlation-between-salt-intake-and-kidney-disease
2. Nuffield Department of Population Health Renal Studies Group & SGLT2 inhibitor Meta-Analysis Cardio-Renal Trialists’ Consortium. (2022). Impact of diabetes on the effects of sodium glucose co-transporter-2 inhibitors on kidney outcomes: Collaborative meta-analysis of large placebo-controlled trials. The Lancet, 400(10365), 1788–1801. https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(22)02074-8/fulltext
3. National Institute of Diabetes and Digestive and Kidney Diseases. (n.d.). Estimating glomerular filtration rate (GFR). U.S. Department of Health and Human Services. https://www.niddk.nih.gov/health-information/professionals/clinical-tools-patient-management/kidney-disease
4. National Kidney Foundation. (n.d.). Estimated glomerular filtration rate (eGFR). https://www.kidney.org/kidney-topics/estimated-glomerular-filtration-rate-egfr

Introduction

The internet has started branding psyllium husk as “nature’s Ozempic.” So let’s be straight from the start: it isn’t. It won’t get rid of your belly fat, and no amount of fiber will turn a plant seed into a weight-loss drug.

In fact, the largest independent review of research pooled 22 separate trials and found that the effect of psyllium husk on body weight was essentially zero.

And yet, a tub of it sits on plenty of kitchen counters, and that’s for good reason. Here are five things psyllium actually does, and each one is backed by real science. So let’s get into it.

What Can Psyllium Husk Really Do?

1. It Helps Keep Your Blood Sugar Steady

The moment psyllium hits water, it turns into a thick gel. This gel stays in your gut and slows how fast sugar from your food reaches your blood. So instead of a sharp spike after a meal, you get a slower and lower rise.

And the best part is, the worse your blood sugar control, the more it seems to help. For a healthy person, the effect is small. For someone with prediabetes, it’s bigger. For someone being treated for type 2 diabetes, it tends to be the most effective in controlling blood sugar spikes. That matters a lot in places like India and the US, where type 2 diabetes is so common.

2. It Helps Lower Your Cholesterol

This is the benefit with the strongest scientific proof behind it.

That same gel grabs onto bile acids in your gut and excretes them out of your body. To replace these acids, your liver has to make new ones, pulling cholesterol from the blood to make more bile acids. The result is a lower LDL level, the “bad” cholesterol.

This effect is so well established that psyllium carries an actual FDA health claim, at a dose of about 7 grams of soluble fiber a day. That’s extremely rare for a supplement, making psyllium one of the only ones worth actually consuming.

3. It Helps You Feel Full

As the fiber sits in your stomach, it slows down stomach emptying and keeps you full for longer. In studies where people took it before a meal, they tended to feel less hungry later on.

This is somewhat similar to how a drug like Ozempic works, just to a much lesser degree. Psyllium slightly reduces your appetite so you end up eating a little less than you usually would. Drugs like Ozempic almost shut down hunger signals entirely. Eating less reduces the calories you consume, which can contribute to gradual weight loss. The effect is not dramatic with psyllium, but it does help.

4. It Keeps You Regular

Psyllium, like other dietary fibers, increases gut motility, making bowel movements more regular. Constipation is one of the most common complaints, on its own or sometimes as a side effect of medications like Ozempic, Wegovy, or Mounjaro. Psyllium is one of the cheapest, gentlest ways to deal with that. And even if you’re not on any medication, it keeps things moving the way they should.

5. It Fills Your Daily Fiber Gap

There are a lot of goals in today’s dietary world: protein goals, calorie goals, but one of the most overlooked is dietary fiber. The daily fiber target is around 30 grams, and most of us get barely half of that.

One tablespoon of psyllium gives you roughly 7 grams of fiber, most of it in soluble form which is how your body actually wants it. It also feeds good bacteria in your gut,, steadies your blood sugar, and supports your cholesterol. If you’re already trying to eat better through whole, nutrient-dense foods, psyllium is a simple, low-effort way to close the fiber gap on any given day.

How to Use It Safely

Start small. Begin with around 3 to 4 grams a day for the first week. Jumping straight to a large dose usually means gas and bloating.

Build up gradually. Work toward about 5 to 10 grams once a day. Taking it with or right after a meal tends to work well.

Always use plenty of water. This is the most important rule and you cannot skip it. Psyllium swells fast, so always take it with a big, full glass of water. Taken dry or with too little liquid, it can clump and become a choking or blockage risk.

Space it from your medications. Keep psyllium about 2 to 3 hours away from other medicines, since the gel can interfere with how well some drugs are absorbed.

Note: If you have severe stomach pain, ongoing vomiting, or constipation that just won’t move, don’t keep adding fiber. Those can be signs of something more serious, and that’s a reason to see a doctor. Psyllium is for everyday maintenance, not red-flag symptoms.

The Honest Bottom Line

Psyllium husk is a natural, soluble fiber. To some extent it slows stomach emptying and helps you feel full, which can reduce food intake. But it is not a Mounjaro analog, and calling it nature’s Ozempic sets expectations it simply cannot meet.

What it does do is help with blood sugar, cholesterol, fullness, gut regularity and your daily fiber intake, all at once. Weight loss supplements and medications cost hundreds or thousands of dollars. A tub of psyllium costs about ten dollars. As a simple, low-cost daily habit backed by genuine science, psyllium easily earns its spot on the counter.

Frequently Asked Questions

Will psyllium husk help me lose weight?

Not directly. The best independent research shows little to no effect on body weight. It may help you eat a bit less by keeping you full, but it is not a weight-loss product.

When is the best time to take it?

With or just before a meal works well, especially if fullness or blood sugar is your goal. Whatever time you choose, always take it with a large glass of water.

Can I just eat more fruits and vegetables instead?

Yes, and that is a great goal. Whole foods bring fiber plus other nutrients. Psyllium is simply a cheap, convenient way to close the gap when your diet falls short of the roughly 30 grams a day most people need.

Is it safe to take every day?

For most people, yes. Daily use is fine and is how the cholesterol and regularity benefits show up over time. Start low, build up slowly, drink enough water, and check with your doctor if you have a gut condition or take other medications.

Can I take it with my diabetes or blood pressure medication?

Possibly, but keep psyllium 2 to 3 hours apart from other medicines, and talk to your doctor or pharmacist first, since fiber can affect how some drugs are absorbed.

Medical Disclaimer

Disclaimer: This article is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Never start, stop, or change a medication on your own, and always talk to a qualified healthcare professional about your own health, including before adding a new supplement.

References

1. U.S. Food and Drug Administration. (n.d.). Authorized health claims that meet the significant scientific agreement (SSA) standard. https://www.fda.gov/food/nutrition-food-labeling-and-critical-foods/authorized-health-claims-meet-significant-scientific-agreement-ssa-standard
2. U.S. Code of Federal Regulations. (n.d.). 21 CFR 101.81 — Health claims: Soluble fiber from certain foods and risk of coronary heart disease (CHD). https://www.ecfr.gov/current/title-21/chapter-I/subchapter-B/part-101/subpart-E/section-101.81
3. Darooghegi Mofrad, M., Mozaffari, H., Mousavi, S. M., Sheikhi, A., & Milajerdi, A. (2020). The effects of psyllium supplementation on body weight, body mass index and waist circumference in adults: A systematic review and dose-response meta-analysis of randomized controlled trials. Critical Reviews in Food Science and Nutrition, 60(5), 859–872. https://doi.org/10.1080/10408398.2018.1553140
4. Jovanovski, E., Yashpal, S., Komishon, A., Zurbau, A., Blanco Mejia, S., Ho, H. V. T., & Vuksan, V. (2018). Effect of psyllium (Plantago ovata) fiber on LDL cholesterol and alternative lipid targets: A systematic review and meta-analysis of randomized controlled trials. The American Journal of Clinical Nutrition, 108(5), 922–932. https://doi.org/10.1093/ajcn/nqy115
5. Gibb, R. D., McRorie, J. W., Russell, D. A., Hasselblad, V., & D’Alessio, D. A. (2015). Psyllium fiber improves glycemic control proportional to loss of glycemic control: A meta-analysis of data in euglycemic subjects, patients at risk of type 2 diabetes mellitus, and patients being treated for type 2 diabetes mellitus. The American Journal of Clinical Nutrition, 102(6), 1604–1614. https://doi.org/10.3945/ajcn.115.106989