Best Supplements for Summer Performance
Hot weather challenges hydration, electrolyte balance, and thermoregulation. These supplements support performance and safety during heat exposure and summer training.
Top 5 Recommended Supplements
Electrolytes
Heavy formula: 1,000mg sodium per hourSweat losses of 1-2L/hour contain significant sodium, potassium, and magnesium. Replacement is critical
Buy on Amazon →Glycerol
1-1.5g/kg 2-3h before exerciseHyperhydration agent. Retains water in the body, expanding plasma volume by 5-10% for heat tolerance
Buy on Amazon →Beetroot Juice
400-800mg nitrates 2-3h beforeNitric oxide improves blood flow for heat dissipation and reduces oxygen cost of exercise in heat
Buy on Amazon →Vitamin C
500-1,000mgSupports heat acclimatisation and reduces exercise-induced oxidative stress amplified by heat
Buy on Amazon →Sodium Bicarbonate
200mg/kg 60-90 min beforeBuffers the additional acid production from exercise in heat. GI tolerance is the limiting factor
Buy on Amazon →Sample Daily Stack
Pre-exercise (2-3h before): Glycerol (1g/kg) with 25ml water/kg + Beetroot shot + Sodium Bicarb (test first)
During exercise: 500-1,000mg sodium per hour + 200ml fluid every 15-20 min
Post-exercise: Aggressive electrolyte replenishment + weigh to calculate fluid loss
Ongoing: Vitamin C (1,000mg) daily during acclimatisation period
Lifestyle Tips
Acclimatise gradually — 10-14 days of increasing heat exposure
Pre-cool with cold towels, ice slurry, or cold vest before exercise
Monitor urine colour throughout the day — aim for pale straw
Know the signs of heat illness: nausea, dizziness, confusion, cessation of sweating
Train in the cooler parts of the day during extreme heat
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Try Huel →This information is for educational purposes only and does not constitute medical advice. Supplement recommendations are based on published research but individual needs vary. Always consult a qualified healthcare professional before starting any supplement regimen. Amazon links are affiliate links.