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Glutathione injections deliver the antioxidant directly into the bloodstream for an immediate but temporary spike

approvals expected in next 3-5 years 3 Abbreviations: GLP-1 RA GLP-1 receptor agonist

Losing 24% of body weight in 48 weeks is fast

For the earlier window mild cognitive impairment (MCI) and brain aging where synaptic loss is the dominant driver of symptoms and where the 2026 NICE rejection of lecanemab and donanemab has left a substantial UK treatment gap, the synaptic-rationale conversation continues even after the fosgonimeton failure

Real-life examples, like that of G.C., a 78-year-old widow, highlight this concern

But finding the root cause of the symptoms can be tricky because hormones are all linked