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Head-to-head evidence comparison — which supplement is right for you?
Whey Protein wins 3 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Probably helps
6 of 10 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
26 of 30 studies with measurable effects showed benefit.
Top outcomes
0.2-0.3g per kg bodyweight (14-21g for 70kg person)
60-180 minutes before exercise, Split into multiple doses
Pharmaceutical-grade sodium bicarbonate powder or capsules
20-40g per serving
Post-workout (within 2 hours), Morning, Between meals
Whey Protein Isolate
Acute (1-3 hours)
Acute
4-8 weeks
24-48 hours post-workout
Immediate
Within hours of consumption
Sodium Bicarbonate Treatment and Clinical Outcomes in Chronic Kidney Disease with Metabolic Acidosis: A Meta-Analysis
Clinical journal of the American Society of Nephrology : CJASN (2024) · Meta analysis · n=2037
Fourteen RCTs comprising 2037 patients demonstrated that sodium bicarbonate supplementation significantly improved eGFR (standardized mean difference [SMD], 0.33; 95% confidence interval [CI], 0.03 to 0.63; P = 0.03).
Nutritional Ergogenic Aids in Cycling: A Systematic Review
Nutrients (2024) · Systematic review · n=701
However, no statistically significant effects were identified for the remaining supplements, whether administered individually or in combination.
Effects of Different Dietary Supplements on Swimming Performance: A Systematic Review and Network Meta-Analysis
Nutrients (2024) · Meta analysis
L-arginine (Arg) demonstrated superior performance to the placebo (SMD = -1.66, 95% CI [-2.92, -0.44]), emerging as the most effective intervention for reducing 100 swimming time (SUCRA = 89.5%).
Comparative Efficacy of Different Protein Supplements on Muscle Mass, Strength, and Physical Indices of Sarcopenia among Community-Dwelling, Hospitalized or Institutionalized Older Adults Undergoing Resistance Training: A Network Meta-Analysis of Randomized Controlled Trials
Nutrients (2024) · Meta analysis · n=5272
Treatment effects for main outcomes were expressed as standard mean difference (SMD) with 95% confidence interval (CI).
Effects of Whey Protein, Leucine, and Vitamin D Supplementation in Patients with Sarcopenia: A Systematic Review and Meta-Analysis
Nutrients (2023) · Meta analysis · n=637
However, appendicular muscle mass significantly improved in the experimental group compared to the control group.
A systematic review, meta-analysis and meta-regression of the effect of protein supplementation on resistance training-induced gains in muscle mass and strength
British Journal of Sports Medicine (2018) · Meta analysis · n=1863
Protein supplementation increases muscle mass gains
Based on meta-analyses showing performance improvements in combat sports and cycling. GI distress is dose-limiting factor. Effects primarily observed in events lasting 1-7 minutes. Individual variation in tolerance is high.
Based on multiple meta-analyses with >3000 participants. Effects require concurrent resistance training. Benefits plateau around 30-40g per serving. Isolate forms may reduce digestive issues.
AI-estimated from published studies. Interpret as directional guidance.
Whey Protein has a higher evidence score (9/10 vs 7.5/10) and wins in 3 of 3 categories.
For build strength & muscle, Whey Protein has a higher relevance score (95 vs 48).
No known interactions between Sodium Bicarbonate and Whey Protein have been documented in our database. However, always consult a healthcare provider before combining supplements.