The answer is yes, many supplements are HSA/FSA-eligible for qualified customers when they're used to address a diagnosed medical condition and supported by a letter of medical necessity (LMN)
Shah P, Ardestani A, Dharmadhikari G, Laue S, Schumann DM, Kerr-Conte J, et al
21 However, evidence regarding the specific effects of different antidiabetic drugs on the ocular surface is still limited, with most available data at the preclinical stage
& Fererici, G
Betul Ibis and colleagues, used the TriNetX database to compare 217,302 diabetes patients on GLP-1 medications with 217,302 matched patients on DPP-4 inhibitors. Patients on GLP-1s had a significantly lower risk of developing rheumatoid arthritis (HR = 0.87, p = 0.026), gout, and osteoarthritis within one year