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Galpin Equation

technique

1 creator use or recommend it

1 recommend
Last discussed Mar 26, 2026

A hydration formula for exercise: body weight in pounds divided by 30 equals ounces of fluid to drink every 15 minutes during activity.

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Andrew Huberman
recommends

"the Galpin equation is your body weight in pounds divided by 30 equals the ounces of fluid you should drink every 15 minutes. I think is actually a very good rule of thumb for anytime that you need to engage mental capacity, not just physical perf..."

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