🔬 Tirz Plateau? Add Reta or Fully Switch? The Question We See Weekly Hey Rock Paper Peps fam 👋 If you’ve been researching tirzepatide for a while and the research has stalled (super common around 6-12+ months), a lot of you are asking: Should I research stack low-dose reta on top… or switch completely? Here’s a balanced breakdown based on what we’re seeing in research, trials, and community experiences (not medical advice—always consult your provider or coach!): Quick Science Refresher - Tirzepatide (Tirz): Dual agonist (GLP-1 + GIP) — great for appetite control, blood sugar, and solid weight loss (often 15-21% in trials). - Retatrutide (Reta): Triple agonist (GLP-1 + GIP + glucagon) — the extra glucagon receptor may boost energy expenditure and fat burning, which can help push past adaptation/plateaus. Early data shows higher average % loss in some studies (22-28% range). Option 1: Add Low-Dose Reta - Many report renewed progress by keeping some tirz + adding low reta (e.g., 0.5-2mg reta while reducing tirz slightly). - Potential perks: Combined benefits without full washout, smoother transition, targeted metabolic boost. - Watch for: Additive GI sides (nausea, etc.) — titrate one at a time and start low. - Good for: Those who still respond well to tirz but need an extra push. Option 2: Full Switch to Reta - Taper or washout tirz (some do 1 week off), then start reta low (e.g. 1-2mg) and titrate up (common path: 2→4→8→12mg weekly). - Potential perks: Let the triple action work fresh; some see stronger appetite control and fat loss momentum. - Good for: Deeper stalls or wanting to maximize the glucagon effect. What Influences the Choice? - How long/severe the plateau is - Your current tirz dose & tolerance - Side effect sensitivity - Goals (maintenance vs continued loss) - Labs, lifestyle (protein, lifting, sleep), and overall health Bottom line: Both approaches have helped people break through, but there’s no one-size-fits-all. Low & slow titration is key with either. Lifestyle (high protein, resistance training, calorie cycling) still moves the needle the most.