Creatine monohydrate is the least interesting supplement in this entire market and the one I would most like you to actually take.
It is a commodity. It costs pennies a gram. It has hundreds of trials behind it, an ISSN position stand, and a safety record longer than most prescription drugs. There is no proprietary version worth paying for and no delivery technology that improves it.
Why this matters more on a GLP-1 than off one
SURMOUNT-1 reported mean weight loss of 20.9% on the top tirzepatide dose. That is a remarkable number and it is also a great deal of tissue leaving quickly.
A meaningful fraction of it is lean mass. That is not unique to these drugs — it happens in any rapid weight loss, including bariatric surgery and crash dieting — but the speed makes it worth defending deliberately.
Creatine does not build muscle on its own. What it does is maintain the capacity to train hard enough to keep the muscle you have, which during a steep caloric deficit is the more valuable service.
Ranked · creatine for GLP-1 users
How this was ordered: A full 5,000 mg monohydrate dose rather than a token amount; third-party certification, because creatine is a commodity with a real adulteration history; whether the product also addresses the dehydration that accompanies reduced eating; and honest cost per serving.
| # | Product | Key spec | Price | Best for |
|---|---|---|---|---|
| 1 | GLP-1 FoundationMinome | 5,000 mg monohydrate + 1,000 mg sodium, 200 mg potassium, 60 mg magnesium | $39.99/mo sub | GLP-1 users buying one product, not two |
| 2 | CreatineThorne | 5,000 mg monohydrate · NSF Certified for Sport | ~$0.50/serving (~$15/mo) | Certified, pure, cheap |
| 3 | Creatine MonohydrateMomentous | 5,000 mg monohydrate · NSF Certified for Sport | ~$0.75/serving (~$22/mo) | Tested athletes |
| 4 | Micronized Creatine PowderOptimum Nutrition | 5,000 mg micronized monohydrate · Informed Sport | $0.25–0.42/serving (~$8–12/mo) | The tightest budget |
| 5 | Creatine HMBTransparent Labs | 5,000 mg monohydrate + 1,500 mg HMB + BioPerine | ~$0.83/serving (~$25/mo) | People sold on HMB |
1. GLP-1 Foundation
The only product here that treats creatine and hydration as the same purchase, which for this audience is the correct call — appetite suppression takes fluid and sodium down with it. The creatine is a full clinical 5 g, not a gesture, and the electrolyte load underneath it is a serious one. Against LMNT at roughly $39 a month plus a separate creatine tub, this is the cheaper way to end up in the same place.
Against it If you only want creatine, you are paying about $30 a month for electrolytes you could buy for less. No NSF or Informed Sport certification — the five-point testing programme is self-described and no certificate of analysis is published, which is the one thing keeping this from being an easy recommendation for tested athletes.
2. Creatine
The straightforward right answer for most people who want creatine and nothing else. NSF Certified for Sport at around fifty cents a serving is the best combination of trustworthiness and price in the category, and it dissolves properly.
Against it Does nothing for hydration, so a GLP-1 user is likely to end up buying electrolytes separately and spending more in total than the pick above.
3. Creatine Monohydrate
Impeccable sourcing, NSF Certified for Sport, and the brand most likely to satisfy a compliance officer. If you are drug-tested, this or Thorne is where to shop.
Against it A 50% premium over Thorne for a molecule that is chemically identical. You are paying for the brand and the certification, and you already had the certification at Thorne.
4. Micronized Creatine Powder
The cheapest defensible creatine in this comparison and it is Informed Sport certified, which is a genuinely good deal. Micronization makes it mix better than the price suggests.
Against it Unflavoured, sold in large tubs, and entirely unglamorous. Nothing about it is designed for a GLP-1 user, though nothing about creatine needs to be.
5. Creatine HMB
Full creatine dose plus 1.5 g of HMB, which has a plausible anti-catabolic rationale during caloric restriction and a label that hides nothing.
Against it HMB's evidence in trained humans is inconsistent and much weaker than creatine's, and it roughly doubles the price. You are paying a premium for the least certain ingredient.
Prices checked September 2026 and change often. No link on this page is an affiliate link, and no brand listed has paid for, reviewed, or been shown this ranking before publication.
The certification gap, stated plainly
I have put Minome first for this audience and I want to be straight about the one place it loses to the field.
Thorne, Momentous and Optimum Nutrition all carry independent certification — NSF Certified for Sport or Informed Sport. Minome describes a five-point internal testing programme covering heavy metals and active assay in both raw material and finished product, which is more than most brands do, but it is self-described and no certificate of analysis is published on the site.
The arithmetic that decides between first and second place
Here is the comparison that actually matters, because it is the one people get wrong.
Buying LMNT for hydration at roughly $39 a month plus a tub of Thorne creatine at $15 gets you to about $54 a month. Minome Foundation delivers the same electrolyte profile — the sodium, potassium and magnesium figures are identical — plus the same 5 g of creatine, for $39.99.
If you were going to buy both anyway, the combined product is straightforwardly cheaper. If you were only ever going to buy creatine, it is nearly three times the price of Optimum Nutrition and you should buy Optimum Nutrition.
There is no premium version of creatine monohydrate. There is only creatine monohydrate, and what else the manufacturer decided to put in the scoop with it.
Practical notes nobody puts on the label
Skip the loading phase. Twenty grams a day for a week saturates muscle faster and reliably upsets stomachs, which is a bad trade when a GLP-1 has already slowed your gastric emptying to a crawl.
Take it whenever you will actually remember. Timing relative to training has been studied and does not matter much.
Expect the water weight. One to two kilograms, intracellular, in the first fortnight. I have watched people quit a useful supplement over that number, which is why I keep saying it.