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Your GLP-1 weight loss stopped: why, and what helps

Your GLP-1 weight loss stopped: why, and what helps

A weight-loss plateau on your GLP-1 jab is normal and expected, not a sign the drug stopped working. Your body fights back as you lose weight, so the same effort brings slower loss. Here is what truly helps.

13 Jul 2026 · Burnie Academy
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You were losing weight nicely on your GLP-1 jab. Now the scale is stuck for weeks. Take a deep breath. A plateau is normal, expected, and it is not failure. Let us see why it happens and what truly helps.

Your body fights the weight loss

As you lose weight, your resting metabolism drops. Your body burns fewer calories just to stay alive. Scientists call this adaptive thermogenesis. Sumithran and Proietto found these body changes 'persist beyond the initial weight loss period'. So the same food plan now gives a smaller calorie gap. The deficit that worked at 92 kg shrinks at 78 kg. This is biology, not weak will.

If my weight stops dropping on the jab, the GLP-1 has stopped working.

mostly false

mostly false — explained simply

In the big STEP 1 study, people kept losing for 68 weeks on semaglutide. They reached about 14.9% weight loss, far more than placebo. When they stopped the drug in the extension study, they regained about two-thirds of what they had lost. So the medicine was still doing its job all along. A plateau usually means your body is defending weight, not that the jab has quit.

Five real reasons, and what helps each

Metabolism drops
Resting burn falls as you shrink. Walk more and keep your muscle.
Portions creep back
Logging often slips after a few months. Re-check portions honestly for one week.
Appetite returns a bit
Suppression can ease over time. Extra protein and fibre help you stay full.
Muscle loss
Lost muscle lowers your burn rate. Add resistance training twice a week.
Bodies differ
Some people respond less to a given GLP-1. Your doctor may adjust or switch.

The bottom line

A plateau on a GLP-1 is your body defending weight, not a broken jab. Re-check your portions, keep your muscles, sleep well, and walk a little more. Talk to your doctor before any dose change. You have not failed.

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