What matters is getting your medical provider's oversight for any weight-loss medication
Zhao, M., Lin, Y
reintroduce a varied diet as symptoms improve For constipation: Gradually increase dietary fibre through vegetables, fruit, and wholegrains Ensure adequate fluid intake throughout the day Light physical activity, such as walking after meals, can stimulate bowel motility For diarrhoea: Temporarily reduce high-fibre or high-fat foods Avoid artificial sweeteners (sorbitol, xylitol), which have a laxative effect [23] Rehydrate carefully with water or, if needed, oral rehydration salts (ORS) solutions (available from pharmacies), which are more appropriate than general sports or electrolyte drinks for replacing fluid and electrolytes lost through diarrhoea For people with diabetes: If you are taking insulin or a sulfonylurea alongside retatrutide, reduced appetite and food intake may increase your risk of hypoglycaemia (low blood glucose)

Same goes for MOTS-C, which is currently in an ongoing Phase 2a clinical trial evaluating its effects on insulin sensitivity in adults with prediabetes and obesity
Start with 0.5 mg daily and adjust based on response and tolerance
Eli Lilly offers a manufacturer savings card that can reduce the cost to as low as $25 per month for commercially insured patients whose plans don't cover the drug (restrictions apply)