is willow glp 1 fda approved New GLP-1 Pill Foundayo (Orforglipron) Gets Approval for Obesity Willow GLP-1 Review: Flat-Rate Pricing,
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Look from below and it appears lower

Weight reduction triggers adaptive changes in hunger and satiety hormones and energy expenditure, which favor weight regain, Neff says

The mean percentage weight reduction in the retatrutide groups at 48 weeks were 8.7%, 17.1%, 22.8%, and 24.2% for the groups treated with 1 mg, combined 4 mg, combined 8, and 12 mg, respectively

But I think your point also that there was already a change in energy intake immediately is apropos for sure

I personally use their GLP/GIP + Glycine