The short answer is that glutathione itself is recognized as safe by the FDA, but glutathione IV therapy specifically for cosmetic purposes like skin whitening is not FDA-approved
GHK-Cu is a naturally occurring copper-binding tripeptide that stimulates collagen synthesis, accelerates tissue repair, modulates gene expression across hundreds of pathways, and supports skin regeneration at the cellular level
The cost may also vary as per the location
The TGA's formal position, outlined in a media release, was that compounded semaglutide posed patient safety risks related to dosing accuracy, sterility, and the use of unapproved salt forms (particularly semaglutide sodium rather than the free acid form used in approved products)
That said, mild effects can occur in some people, especially when starting any new supplement: Temporary bloating or fullness (more common with collagen) Mild digestive discomfort if taken without enough water These are usually short-lived and can be reduced by: Taking supplements with adequate water Starting with recommended doses Choosing high-quality, well-absorbed formulations Using clinically formulated products from trusted brands helps minimize unnecessary reactions