Reddit sentiment is mixed: positive on appetite control and microdose results, negative on customer service and surprise pricing
The most common ones include nausea, diarrhea, constipation, and fatigue, with nausea being the usual culprit

However, there are critical distinctions: Rodents have a much higher density of GLP-1 receptors on thyroid C-cells than humans Human thyroid C-cells show minimal GLP-1 receptor expression No causal link between semaglutide and thyroid cancer has been established in human clinical trials involving over 10,000 participants (Bjerre Knudsen et al., 2010, Endocrinology ) A large pharmacovigilance study published in Diabetes Care found no increased risk of thyroid cancer among GLP-1 receptor agonist users compared to other diabetes medications (Bezin et al., 2023, Diabetes Care ) Despite this reassurance, the following patients should avoid semaglutide: Those with a personal history of medullary thyroid carcinoma (MTC) Those with a family history of MTC Patients with Multiple Endocrine Neoplasia syndrome type 2 (MEN 2) For patients with common hypothyroidism (typically Hashimotos thyroiditis or post-surgical hypothyroidism), these contraindications do not apply

External resources SURMOUNT-5 Trial: Tirzepatide vs Semaglutide for Obesity (NEJM) STEP 1 Trial: Semaglutide 2.4 mg for Weight Management (NEJM) For researchers serious about optimizing their weight management protocols, SeekPeptides offers the most comprehensive resource available, with evidence-based dosing guides, personalized protocol builders, and a community of thousands who have navigated these exact dosing decisions
This rewiring is what creates the absence from food noise many of my clients describethe food is still there, but the urgent, magnetic pull toward it has been somewhat neutralised
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