When healthy adults get a specific dose of a hormone called GLP-1 through an IV, it quickly boosts blood flow in the small vessels of their heart and muscles, helping deliver more nutrients and...

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Evidence from Studies

Supporting (1)

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GLP-1 and Insulin Recruit Muscle Microvasculature and Dilate Conduit Artery Individually But Not Additively in Healthy Humans

Randomized Controlled Trial

Human

2018 Feb 1

Contradicting (0)

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No contradicting evidence found

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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.

Source Study

GLP-1 and Insulin Recruit Muscle Microvasculature and Dilate Conduit Artery Individually But Not Additively in Healthy Humans

Score: 54

DOI: 10.1210/js.2017-00446

Similar Assertions

In male rats, a hormone called GIP can completely stop another hormone, GLP-1, from increasing blood flow to leg muscles—even if the rats eat junk food or regular food—and it does this without changing how much GLP-1 is in the blood.

79%

When healthy adults get both GLP-1 and insulin at the same time, it doesn’t boost blood flow to their heart or muscles any more than using just one of the hormones alone.

77%