Semaglutide vs Metformin

Evidence-based comparison for weight loss, side effects, and effectiveness.

Quick Verdict

Semaglutide wins decisively for weight loss. Use together for best metabolic outcomes.

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Side-by-Side Comparison

Metric Semaglutide Metformin
Weight Loss 8-12% over 1 year 2-5 lbs over several months
Common Side Effects Nausea, vomiting, GI issues GI upset, metallic taste (usually mild)
Cost $900-1200/month $20-50/month

Key Tradeoffs

Semaglutide: Dramatically superior weight loss effectiveness

Metformin: Minimal side effects, prevents diabetes, 100x cheaper

Verdict

Best option: Semaglutide
8-12% weight loss vs 2-5 lbs with metformin

Alternative: Semaglutide
25+ year safety record, foundational diabetes therapy

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