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Sparkling Ferment Drink GI Tolerance Test

Sparkling ferment drink GI tolerance test trials four ounces kefir or kombucha on non-training days first—carbonation plus acidity doubles GI risk for reflux athletes.

Sparkling ferment drink GI tolerance test trials four ounces kefir or kombucha on non-training days first—carbonation plus acidity doubles GI risk for reflux athletes. Flat sauerkraut brine sip tests ferment without fizz.

Wait two hours before hard intervals post-trial. Success means no reflux or urgency.

Common questions

  • Can fizzy kombucha upset stomach?

    Carbonation and acidity often trigger reflux or urgency. Trial small flat or fizzy doses on rest days before hard training sessions.

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