Beta-Alanine
Beta-alanine raises muscle carnosine stores, which buffer acidity. The effect sits with efforts of roughly one to ten minutes. Both the position stand and a 2024 meta-analysis point to 4 to 6 grams per day, for at least two to four weeks.
What the research shows
Shown, with a clear condition or a limited scope.
Two independent meta-analyses carry this verdict. Saunders (2017) counted 40 double-blind studies with 1,461 participants and found a small average effect (ES 0.18) that depends strongly on how long the effort lasts: the gain sits in a window of roughly half a minute to ten minutes and falls away in shorter sprints. Georgiou (2024) reached ES 0.39 across 18 studies with 331 trained men, with the clearest result for efforts of four to ten minutes and at 5.6 to 6.4 grams a day after four weeks. The ISSN position stand (2015) describes the same mechanism, with the caveat that several authors report research money from beta-alanine manufacturers. The effect is small and confined to that narrow time window, so it stays at reasonable.
Who it makes sense for: Something for people who go repeatedly all out in efforts of roughly 30 seconds to 10 minutes: 400 to 1500 metre running, track cycling, rowing, swimming, CrossFit and ball sports with many short repeats. For low-rep strength training, for sprints under 30 seconds and for endurance work beyond 25 minutes no gain has been demonstrated. It takes four to six grams a day for at least four weeks, so a single serving in a pre-workout gives you nothing.
How we weigh evidenceClinical dosage
Origin
SyntheticBeta-alanine is an amino acid found in small amounts in meat and fish (especially chicken and turkey). In supplements it is synthetically produced. The tingling sensation (paresthesia) you feel is harmless.
Safety
The best-known side effect is skin tingling, harmless and reducible by splitting the daily dose or using a sustained-release form. The position stand comes from the International Society of Sports Nutrition, several of whose authors received research funding from the owner of the branded ingredient CarnoSyn. The independent 2024 meta-analysis arrives at the same dose.
For comparison
100g of chicken breast contains only 0.4g of beta-alanine. For an effective sports dose (3.2g) you'd need to eat almost 800g of chicken. Supplements are really the only practical option here.
Dosage by weight and gender
Beta-alanine works by building up carnosine in your muscles, not through an acute dose. The recommended daily dose is 3.2-6.4g per day regardless of body weight (Trexler et al., 2015). Split this into 2-4 doses of 0.8-1.6g to reduce tingling. Men and women respond similarly, though women naturally have higher carnosine levels in type I muscle fibers (Baguet et al., 2012). After 4-8 weeks of daily use, your carnosine stores are built up.
Frequently asked questions
What is beta-alanine?
Beta-alanine is an amino acid that increases carnosine levels in your muscles. Carnosine buffers lactic acid, allowing you to push through longer during intense sets.
Is the tingling from beta-alanine dangerous?
No, the tingling (paresthesia) is completely harmless. It's caused by activation of nerve receptors in the skin and fades after 30-60 minutes. Smaller doses spread throughout the day reduce the effect.
How much beta-alanine per day?
Take 3.2-6.4g per day, split across multiple servings. Timing doesn't matter because beta-alanine works through accumulation over weeks. Taking it daily is more important than when you take it.
Scientific sources
The clinical dosages on this page are based on peer-reviewed research.
- International society of sports nutrition position stand: Beta-AlanineTrexler ET et al. (2015)Funded by: Bij het positiestandpunt zelf staat geen financiering vermeld. In de belangenverklaring melden meerdere auteurs banden met de industrie: Hoffman werd gefinancierd door Natural Alternatives Inc. voor onderzoek naar beta-alanine, Stout ontving beurzen om beta-alanine te onderzoeken en Ziegler ontving onderzoekssteun van bedrijven en formuleerde zelf producten met beta-alanine mee.
- Effect of Beta-Alanine Supplementation on Maximal Intensity Exercise in Trained Young Male Individuals: A Systematic Review and Meta-AnalysisGeorgiou GD et al. (2024)
- β-alanine supplementation to improve exercise capacity and performance: a systematic review and meta-analysisSaunders B et al. (2017)
Pre-workouts with Beta-Alanine
Cellucor C4 Ultimate
Premium C4 with 300mg caffeine, 6g citrulline malate, 3.2g beta-alanine, and 3g creatine. Fully clinically dosed — top of the C4 line.
BSN N.O.-Xplode
3 flavors
Legendary pre-workout from BSN with 6g citrulline, 3g creatine, and 200mg caffeine. Popular for years with a complete formula for energy and pump.
5% Nutrition 5150
2 flavors
Hardcore pre-workout with 400mg caffeine from multiple sources, 4g citrulline, and 2.5g beta-alanine. Not for beginners — one of the strongest pre-workouts on the market.
JNX Sports Shadow-X
Thermogenic pre-workout from JNX Sports with 200mg caffeine, 2g citrulline, and 2g beta-alanine. Focus on energy and concentration.
Zumub Pre-Workout 300
Affordable pre-workout from Zumub with 3g creatine, 2g beta-alanine, and 200mg caffeine. Ideal entry-level option with a proven formula.
Cellucor C4 Ripped
2 flavors
C4 variant for the cutting phase with L-Carnitine and CLA. Less caffeine (150mg), no creatine — focused on fat burning.
We keep the dosages and values on this page as accurate as possible based on selected studies. New research may change these values. Nothing on this page is medical advice. If you have any doubts, always consult a doctor.