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Head-to-head evidence comparison — which supplement is right for you?
Beetroot and Citrulline Malate are closely matched across evidence, studies, and safety.
Verdict
Likely helps
27 of 30 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
3 of 4 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (2)
Outcomes where both Beetroot and Citrulline Malate have evidence — compare verdict strength side-by-side.
400-500mg nitrates (or 500ml beetroot juice)
2-3 hours before exercise
Concentrated beetroot shots (70ml)
6-8g citrulline malate pre-workout
30-60 minutes before exercise, Empty stomach or with light carbs
Citrulline Malate 2:1 powder
2-3 hours after intake
2-3 hours
Immediate
30-60 minutes
Acute (within session)
Acute
24-48 hours
Acute
Dietary Nitrate Supplementation and Exercise Performance: An Umbrella Review of 20 Published Systematic Reviews with Meta-analyses
Sports Medicine (2025) · Meta analysis · n=2000
Twenty systematic reviews with meta-analyses, representing 180 primary studies and 2672 unique participants, met the inclusion criteria.
Effects of Beetroot Juice on Physical Performance in Professional Athletes and Healthy Individuals: An Umbrella Review
Nutrients (2025) · Systematic review · n=1500
Fifteen meta-analyses were included in this Umbrella Review.
Sport supplementation in competitive swimmers: a systematic review with meta-analysis
Journal of the International Society of Sports Nutrition (2025) · Meta analysis · n=23
This revision included 23 studies, 16 of them (69.6%) qualified as excellent and 7 (30.4%) as good at the methodological level based on the punctuation in the PEDro scale.
Acute Effect of Citrulline Malate on Repetition Performance During Strength Training: A Systematic Review and Meta-Analysis
International Journal of Sport Nutrition and Exercise Metabolism (2021) · Meta analysis · n=198
Small ergogenic effect (SMD=0.196)
Impact of Chronic Nitrate and Citrulline Malate Supplementation on Performance and Recovery in Spanish Professional Female Soccer Players: A Randomized Controlled Trial
Nutrients (2025) · Rct · n=60
Plasma NO3- concentrations significantly increased from baseline in the NIT + CM group and remained elevated 24 h after the final dose, confirming sustained systemic exposure.
Effects of Acute Citrulline Malate Supplementation on CrossFit(®) Exercise Performance: A Randomized, Double-Blind, Placebo-Controlled, Cross-Over Study
Nutrients (2024) · Crossover · n=21
The results indicated no significant difference in the number of rounds completed between the CM and placebo conditions (13.5 ± 5.2 vs. 13.8 ± 6.7 rounds, respectively; p = 0.587).
Based on meta-analysis of 2000+ subjects showing 515-1017mg effective range. Effects more pronounced in hypoxic conditions and fatigue states. Individual response varies significantly between athletes vs non-athletes.
Meta-analysis showed small effect (SMD=0.196) with ~3 additional reps. Several individual studies showed mixed results including null findings. Effect appears inconsistent across different exercise modalities.
AI-estimated from published studies. Interpret as directional guidance.
Both Beetroot and Citrulline Malate are closely matched — the best choice depends on your specific health goals.
For improve endurance, Beetroot has a higher relevance score (95 vs 75).
No known interactions between Beetroot and Citrulline Malate have been documented in our database. However, always consult a healthcare provider before combining supplements.