DIY Sports Drink Calculator
Find the sugar and salt for a homemade sports drink.
Mix your own sports drink with the right carb and electrolyte balance.
The math behind it
Sugar = carbs/L × volume. Table salt is about 39% sodium, so salt grams = sodium mg × 2.54 ÷ 1000.
Worked example
1 L at 60 g/L carbs, 500 mg/L sodium → 60 g sugar, ~1.3 g salt.
FAQ
Why add salt?
Sodium replaces what you lose in sweat and aids fluid absorption.