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If you're interested in the broader role supplements may play in postviral illness, see my guide to supplements for long COVID (PASC) and ME/CFS
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You may experience brief discomfort, bruising, redness or tenderness at the injection site
Our wide variety of practitioner-only products will make health protocols and prescriptions the most convenient for you, providing the highest quality products at therapeutic doses
A large trial reported in 1994 (pdf) that daily megadoses of the antioxidant beta-carotene increased the risk of lung cancer in male smokers by 18 percent and a 1996 trial was stopped early after researchers discovered that high-dose beta-carotene and retinol, another form of vitamin A, increased lung cancer risk by 28 percent in smokers and workers exposed to asbestos
