Vitamin B12
US$ 29.01
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Description
According to the IRS, you cannot use your HSA to pay for vitamins or supplements that are taken for general health
The expiration date can indicate when these supplements have lost significant potency
Gut Health Issues: Gastrointestinal disorders like GERD, SIBO, and dysbiosis can impair B12 absorption
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For background on the broader angiotensin IV / AT4 system the work was built on, see Wright and Harding 1995 (PMID 7768321) and Wright et al
