I've seen it with thousands upon thousands of people, certainly in the setting of COVID, certainly in other bio infections, you name it
Beyond metabolic interventions, propionate activates GPR41 to inhibit the Ang II-caveolin-1 interaction during reperfusion, upregulating angiotensin-converting enzyme 2 expression to mitigate myocardial I/R injury (Deng et al., 2022)
These may include: Mild redness around the puncture point Temporary swelling due to fluid introduction Tenderness or itching as the tissue responds Minor bruising from the needle piercing small blood vessels These reactions are often temporary and subside on their own
PMID: 18480812
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