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Creatine and Caffeine
One small loading study started the scare. A normal daily cup is a different dose.
Pete's #1
Optimum Nutrition Micronized Creatine
Optimum Nutrition has a 5 gram scoop. There's nothing else in it. It's NSF Certified for Sport, the stamp drug-tested athletes look for. It's tested by Informed Choice, a third-party lab. An NSF logo on Optimum Nutrition is for their whey, not this powder.
Check the exact size and label before buying. You don't pay extra. I might earn a commission.
Our picks
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Everyday pick
Optimum Nutrition Micronized Creatine
Optimum Nutrition has a 5 gram scoop. There's nothing else in it. It's NSF Certified for Sport, the stamp drug-tested athletes look for. It's tested by Informed Choice, a third-party lab. An NSF logo on Optimum Nutrition is for their whey, not this powder.
Is this the right fit?
You want to stir one scoop into coffee.
Keep in mind: Skip it if you need the NSF stamp for a tested season.
Pete's take
Optimum Nutrition has a 5 gram scoop. There's nothing else in it. It's NSF Certified for Sport, the stamp drug-tested athletes look for. It's tested by Informed Choice, a third-party lab. An NSF logo on Optimum Nutrition is for their whey, not this powder.
Score breakdown
Fit 9.2
Proof 8.0
Dose 9.5
Formula 9.5
Full specs
- 5 g
- Informed Choice
- Unflavored
More pros and cons
You get a finer mix in a real tub, and one scoop is 5 grams of plain creatine.
For people who stir one scoop into coffee, you can lean on an Informed Choice listing on the unflavored micronized powder.
You pay more for the finer powder and the testing program than you would for a plain pouch, The pouch has the NSF stamp.
Skip it if you get drug tested and need the NSF stamp.
How we chose
By Peptide Pete. Updated .
I checked the ISSN position stand and the NSF Certified for Sport list. The method sits on how we research.
I compare the label, the testing line I can look up, what the same amount of creatine costs, and whether the format fits a daily routine.
Read our full research methodDoes caffeine cancel creatine?
Someone told you the coffee cancels the scoop. Creatine and caffeine got that reputation from one small loading study. Vandenberghe and colleagues, 1996, put nine men through six days of creatine loading with or without about 5 mg of caffeine per kg. Muscle creatine rose in both groups. The performance bump showed up in the creatine-only group (PubMed 8929583). A 2025 review reads short-term co-use as unlikely to fight itself (PMC11703406). The long version is creatine in coffee. This page is the short one. The pick is a plain 5 g tub you can stir.
How they compare
Swipe for more
| Product | Pete Score | Fit | Proof | Dose | Formula | Amazon |
|---|---|---|---|---|---|---|
|
Optimum Nutrition Micronized |
9.1 | 9.2 | 8.0 | 9.5 | 9.5 | See today's price › |
How I'd drink it
Stir the scoop into coffee you are going to drink soon. Cold leftover coffee leaves grit. If you're in a loading week, I'd keep the extra espresso moderate, because that 1996 protocol used a high caffeine dose. A normal 3 to 5 g day with one mug is the habit I keep. Alcohol is a separate problem on creatine and alcohol.
What the caffeine trials measured
You still take 3 to 5 g a day. That range is the one I keep from the ISSN position stand (Kreider 2017). A loading week with a high caffeine dose isn't your normal cup.
Nine men and about 5 mg per kg, on top of a load, is the 1996 result. Doherty and colleagues later found caffeine still helped after a creatine load. I don't treat one protocol as a ban on breakfast.
The 2025 review is the modern read I use for short-term co-use. Chronic use is thinner, and a sour stomach is a reason to split the scoop, not to buy a new molecule.
Who should separate the mug and the scoop
- If your kidneys are already in trouble, or a medicine hits them, talk to your doctor before you buy. Read creatine and kidneys.
- Pregnant or breastfeeding? I won't pick a tub for you. Ask your clinician.
- If you're a teenager, don't treat this ranking as permission. A parent stays in the decision.
- A label that says third-party tested and never names the lab fails the test. Use the label checklist.
Caffeine and creatine questions
Does coffee cancel creatine?
I wouldn't treat that as a rule. The 1996 trial was nine men, a loading week, and a high caffeine dose. Short-term co-use, in the 2025 review, doesn't look like a cancellation.
Should I wait an hour after coffee?
You can. No trial here makes the wait mandatory for a 3 to 5 g maintenance dose. Drink the mug before the powder settles.
Is a caffeine-free creatine better?
The molecule is the same. Unflavored powder lets you choose the mug. A stimulant blend isn't required.
Where is the longer caffeine write-up?
On the creatine in coffee page. This one is the short version, plus one tub.
The tub I'd stir
If I could only buy one, I'd buy #1, Optimum Nutrition Micronized. If you want the hour-by-hour coffee routine, use the coffee page. This card is only the tub. If grit is fine and you want NSF, the monohydrate page has the pouch. I kept the mixable tub here.
Optimum Nutrition Micronized, 9.1/10
Check Today's Price on AmazonSources for creatine and caffeine
Sources (6)
- Kreider and colleagues, 2017, is the dose note I keep coming back to. ISSN position stand.
- Jäger and colleagues, 2011, is the solubility note. PubMed 21424716.
- Ostojic and Ahmetovic, 2008, is why I split a big dose. PubMed 18373286.
- NSF Certified for Sport list, read on October 19, 2026. nsfsport.com.
- Labdoor creatine rankings, for the dated milligram numbers. Labdoor.
- Amazon buttons use tag creatinebuz00-20. Tiers stay words. I'm not printing a dollar figure.
What changed. October 26, 2026: new short guide. The long coffee write-up stays on creatine in coffee.
Disclosure. CreatineBuzz is reader-supported. As an Amazon Associate we earn from qualifying purchases. Brands don't buy rank. The full note is on the disclosure page.
Not medical advice. I'm a gym nerd explaining research, and this isn't a doctor's visit. Kidney disease, pregnancy, breastfeeding, and medicines that affect the kidneys belong in a clinician's office. Teens shouldn't use these products off a blog.
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