FOOD BUILDS THE BASE. A FEW SUPPLEMENTS ADD EDGES.
- 01
Supplements can be useful, but only a small group has consistent evidence for specific outcomes. Start with the problem you are trying to solve, then ask whether a supplement has evidence, an appropriate dose and acceptable risk.
- 02
Use the evidence to set a sensible default, then individualize it to your goal, tolerance and training context.
- 03
The best nutrition decision is one that improves the whole system rather than one isolated workout.
- 04
Supplements and details should sit on top of adequate calories, protein, food quality and recovery.
- 05
Educational guidance cannot replace individualized medical care when symptoms, disease, pregnancy or medications are involved.
CLAIMS ARE CHEAP. CONTROLLED DATA ISN’T.
Prioritize replicated randomized trials, systematic reviews and consensus statements over testimonials, mechanistic diagrams and influencer transformations.
THE EASY YES FOR MANY LIFTERS.
Creatine monohydrate has strong evidence for repeated high-intensity performance and can modestly enhance resistance-training adaptations.
EFFECTIVE — WITH A RECOVERY BILL.
Caffeine can improve acute performance, but dose, tolerance, side effects and sleep determine whether it belongs in your plan.
CONVENIENT FOOD, NOT MAGIC POWDER.
Protein powders are useful when they make a sufficient daily protein intake easier. They are not required when whole-food intake already covers the target.
CONTEXT DECIDES THE VALUE.
Beta-alanine, nitrate and sodium bicarbonate have evidence in particular high-intensity or endurance contexts, but their usefulness for a typical hypertrophy-focused gym session is more situational than creatine or caffeine.
FIX DEFICIENCY. DON’T MEGADOSE HOPE.
Micronutrient supplementation is most defensible when intake is inadequate or a deficiency is identified. Well-nourished athletes do not reliably perform better from random megadosing.
MARKETING OFTEN OUTRUNS OUTCOMES.
Fat loss still requires an energy deficit, and many testosterone-boosting blends lack convincing evidence for meaningful physique outcomes in healthy lifters.
THE LABEL IS PART OF THE RISK.
Multi-ingredient products make it harder to know effective doses and can increase contamination or anti-doping risk. Third-party testing is valuable, especially for tested athletes.
SPEND WHERE THE EFFECT SIZE LIVES.
Food quality, enough calories and protein, gym access and sleep usually deserve money before a cabinet full of powders.
NAME THE PROBLEM BEFORE BUYING THE PRODUCT.
Ask: what outcome am I targeting, is there human evidence, what dose was studied, what are the risks, and can I solve this more simply?
BUILD A SHORT LIST.
A lifter might use creatine daily, caffeine selectively, and protein powder only when meals fall short. That is already a complete supplement strategy for many people.
DON’T BUY A STACK BEFORE YOU BUILD A DIET.
Common errors include proprietary blends, underdosed products, chasing acute sensations, copying elite-sport protocols without context and treating supplements as insurance against poor habits.
READ THE EVIDENCE.
- 01IOC Consensus (2018).
Dietary supplements and the high-performance athlete.
PUBMED ↗ - 02Systematic Review (2025).
Efficacy of dietary supplements on sports performance outcomes.
PUBMED ↗ - 03Navarro PE, et al. (2025).
Ergogenic and physiological effects of sports supplements.
PUBMED ↗ - 04Desai I, et al. (2024).
Creatine plus resistance training and body composition.
PUBMED ↗ - 05Zhang Y, et al. (2025).
Caffeine and muscular power during resistance exercise.
PUBMED ↗ - 06Beck KL, et al. (2021).
Micronutrients and athletic performance.
PUBMED ↗ - 07Carlsohn A. (2025).
Micronutrient requirements in sports and exercise.
PUBMED ↗ - 08Antonio J, et al. (2025).
Creatine questions and misconceptions: Part II.
PUBMED ↗
Educational content only. It is not medical advice. See the Fitness Disclaimer.