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Best supplements for BJJ
BJJ is the one combat sport where nothing you take gets a night to settle before the scale. You step on it in your gi and walk to the mat.
The supplements with the strongest evidence are the same as elsewhere in combat sport: creatine monohydrate, caffeine, sodium bicarbonate, beta-alanine and dietary nitrate. At IBJJF majors such as the World Championship, USADA tests against the full WADA Prohibited List, so the rules on contamination apply to jiu-jitsu too. And because the weigh-in happens right before the first match, anything that adds weight is on the scale on the day.
I wrestled freestyle from the age of 4 until 22, and I ran an online supplement shop from 2010 to 2017. I have no brand deals, and this page has no affiliate links.
The majors are tested
USADA has tested at IBJJF events since 2013, and positive tests have cost black belt medalists their results since then. The IBJJF is not a signatory to the WADA Code, but it contracts USADA to test against the WADA list and to manage the results.
At the 2026 World Championship, competitors were subject to blood and urine testing for anything on the WADA Prohibited List, under the USADA Protocol, which also covers each competitor's team and support staff. The athlete is responsible for what is in the sample, whatever the label said, and no product is WADA approved.
No recovery window
At IBJJF events you weigh in shortly before your first match, in your full competition uniform, with one attempt and no tolerance. A competition gi adds around 1.5 to 3 kg, and creatine's water, breakfast and a sports drink are all on the scale with it.
That turns supplement timing around. Anything that adds weight is decided weeks earlier, when you choose the division, not on the morning of the event. The IBJJF format, in full.
The 5 with evidence, for jiu-jitsu
| Supplement | Effect, then the catch |
|---|---|
| Creatine monohydrate | More strength and more repeated hard efforts. The catch: it adds 0.89 kg of body mass on average across 61 controlled trials, weighed on the day, in the gi, with no night to recover. |
| Caffeine | 3 to 6 mg per kg of body weight, about an hour before. The catch: brackets run all day with unpredictable gaps, and one early dose can wear off before the final. |
| Sodium bicarbonate | Buffers acid in repeated high-intensity efforts; the position stand names grappling sports such as judo and wrestling. The catch: stomach trouble is common at the dose that works, and with no gap between scale and mat, that trouble goes onto the mat with you. |
| Beta-alanine | Helps efforts lasting about 1 to 4 minutes. An adult black belt match runs 10 minutes, and the scrambles inside it are shorter. The catch: it needs 4 to 6 g a day for at least 2 to 4 weeks. |
| Dietary nitrate | Small gains in high-intensity work. The catch: smaller effects in highly trained athletes. |
What my shop sold
From 2010 to 2017 the pattern did not change. L-carnitine and fat burners were bought once. Protein, amino acids and joint supplements were bought again and again. The full breakdown, with what the research says about each, is in the boxing version of this page.
The categories that end careers
Across 18 years of anti-doping cases in one analysis, a supplement was proven to be the source 27 times. Pre-workouts accounted for 20 of those cases and fat burners for 4.
What goes in a grappler's bag
For most competitors, the list is short:
- Creatine monohydrate in training blocks, stopped 4 to 6 weeks before a tournament, because you weigh in on the day with no time to lose its water.
- Caffeine timed to the bracket and tried at a training session first.
- Protein powder from a batch-tested product, for the days when food cannot be arranged.
- Vitamin D in an indoor or winter camp on restricted eating rather than by default, and iron only if a test shows a deficiency.
Check what you already own
The free Doping Risk Check on the tools page asks about a product and gives a straight answer on how much contamination risk it carries.
Common questions
Does the IBJJF drug test?
At its majors, yes. USADA has tested at IBJJF events since 2013, and at the 2026 World Championship competitors were subject to blood and urine testing for anything on the WADA Prohibited List, with results handled under the USADA Protocol.
Is creatine good for BJJ?
For strength and repeated efforts, yes. It also adds about 0.89 kg on average, and at IBJJF events you weigh in wearing your gi right before your first match, so it is usually stopped 4 to 6 weeks before a tournament.
When do you weigh in at IBJJF tournaments?
Shortly before your first match, in your full competition uniform, with one attempt and no tolerance.
Can a supplement make a BJJ athlete fail a drug test?
Yes. Supplements can be contaminated with substances that are not on the label, and the athlete is responsible for what is in the sample. Pre-workouts and fat burners are the highest-risk categories.
Two complete sample documents are free to read before you buy anything.
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Oleksandr Foka is a sports nutritionist with over a decade in professional sport. He wrestled freestyle from the age of 4 until he was 22, competing as a medallist and champion at Ukrainian and international level, and has worked with amateur boxers since 2017, including champions and medallists at world championships. He has worked in world title camps in boxing with Oleksandr Usyk, Oleksandr Gvozdyk, Denys Berinchyk, Vladyslav Sirenko, Murodjon Ahmadaliev, Israil Madrimov, Sergiy Bogachuk, Sabirzhan Akkalykov and Abylaikhan Zhussupov, and with the Kazakhstan national boxing team and with Kazakhstan judo athletes, and currently works on the WTA tour.
Oleksandr Foka — sports nutritionist. Questions: fokaoleksandr@gmail.com
Educational content, not medical treatment. For adults 18+. Sanctioning body rules change: confirm the current requirements with the body governing your bout before planning around them. Extreme cuts require supervision by a physician and a qualified specialist.