[11] Structure [edit] Mammalian GPX1, GPX2, GPX3, and GPX4 (this protein) have been shown to be selenium-containing enzymes, whereas GPX6 is a selenoprotein in humans with cysteine-containing homologues in rodents
This is largely because the vitamin is water-soluble and your body will eliminate it through urine if it has an excessive amount

Seek same-day medical advice if you experience: Sudden, severe pain in a joint, particularly the big toe, ankle, or knee, often developing overnight Visible swelling, redness, and warmth over the affected joint Extreme tenderness making it difficult to bear weight or tolerate even light touch (such as bedsheets) Fever or feeling generally unwell accompanying joint symptoms, which may indicate infection (septic arthritis) requiring urgent assessment (contact NHS 111, an urgent treatment centre, or A&E) Contact your GP promptly if: You have a known history of gout and experience symptoms suggestive of a flare-up Joint symptoms are moderate but persistent and affecting daily activities You have recurrent episodes of joint pain since starting Ozempic You are uncertain whether symptoms represent gout or another condition Arrange a routine appointment to discuss: Preventive strategies if you have a history of gout before starting Ozempic Uric acid monitoring if you are at higher risk (family history, previous gout, kidney disease) Medication adjustments if you experience frequent flare-ups despite preventive measures It is important to note that acute gout attacks should not necessarily lead to discontinuation of Ozempic

The interaction wasn't predictable from either compound's individual safety profile
Eunice Kennedy Shriver National Institute of Child Health and Human Development, September 8-9, 2008, Rockville, MD (NICHD) 14
Q: How does GHK-CU work in laboratory research models