mechanistic
Analysis v1
Strong Support
Drinking a sports-type drink with carbs and salt boosts blood volume faster than drinking salt water alone — it starts working in 30 minutes instead of 60, at least in healthy young guys just sitting around.
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Evidence from Studies
Supporting (1)
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Community contributions welcome
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Carbohydrate hastens hypervolemia achieved through ingestion of aqueous sodium solution in resting euhydrated humans
Cross-Sectional Study
Human
2021 DecThe study found that adding a type of sugar (dextrin) to a salty drink made blood volume go up faster, but not more overall, which is exactly what the claim says.
Contradicting (0)
0
Community contributions welcome
No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.