Health Canada is also working closely with the Canada Border Services Agency to stop unauthorized shipments from entering the country
Both remain investigational
Semaglutide and other GLP-1s can change eating and drinking patterns
Retatrutide directly boosts metabolic rate through glucagon receptor activation
That pushed suppliers to build new batch documentation, stability data, and QC pipelines

When to seek immediate medical attention: Severe abdominal pain that doesn't resolve, possibly radiating to the back (potential pancreatitis) Persistent nausea and vomiting preventing adequate fluid intake (dehydration risk) Signs of allergic reaction: difficulty breathing, swelling of face or throat, severe rash Symptoms of thyroid tumors: lump in neck, hoarseness, difficulty swallowing (rare but serious) Severe hypoglycemia symptoms when used with insulin or sulfonylureas: confusion, seizures, loss of consciousness Changes in vision or eye pain (potential diabetic retinopathy complications, particularly with rapid improvement in blood glucose) Signs of kidney problems: decreased urination, swelling in legs or feet, unusual fatigue Symptoms of gallbladder problems: pain in right or middle upper abdomen, fever, yellowing of skin/eyes These medications carry a boxed warning regarding the risk of thyroid C-cell tumors, based on animal studies