Why do I put on weight when I stop smoking?
Many people do gain some weight after they stop, and there are real reasons for it. Nicotine slightly speeds up how your body uses energy and dulls your appetite, food tastes better once you stop, and eating can slip into the place where cigarettes used to be. It is common, it is usually manageable, and stopping smoking is still one of the best things you can do for your health.
Why it happens
- Nicotine changes your body. It nudges up the energy your body burns at rest and takes the edge off hunger. When it goes, both settle back to normal.
- Food tastes better. Taste and smell often come back within days or weeks, so meals and snacks can feel more tempting.
- Hands and mouth miss the habit. Sweets, biscuits and extra drinks are easy swaps for a cigarette break.
- Stress and routine. If a cigarette marked the end of a meal or helped you cope, food can step into that gap.
How much weight is likely?
It varies a great deal. Some people gain nothing, and many gain a few pounds over the first months. For most people it levels off rather than carrying on. It helps to remember that the health gains from stopping are far bigger than the effect of a few extra pounds.
Try something tonight
Worried about swapping cigarettes for snacks? A self-guided recording or guide on cravings and habits gives you something to try tonight.
Relaxation recordings are not medical treatment. Please only listen somewhere safe where you can relax, never while driving.
Or see someone: find stop smoking and weight specialists near you
Search the Practitioner directory by town or postcode for stop smoking and weight specialists near you.
Or by what you would like help with: stopping smoking · Also: nutritionists · Also: hypnotherapists
What can help
- Plan swaps. Keep fruit, raw veg, nuts or sugar-free gum to hand for the moments you would have smoked.
- Move a little more. A walk after meals gives you a new routine and helps with cravings too.
- Keep regular meals. Skipping meals tends to make cravings and snacking harder.
- Go gently on yourself. Stopping smoking comes first. You can look at eating habits once the quit feels steady.
How a stop smoking or weight practitioner can help
A practitioner can talk through your own smoking triggers, help you spot where food may take over, and plan small changes that suit your life. Some work with hypnotherapy, coaching or habit change, and some focus on eating. You do most of the work between sessions, and a good practitioner will tell you if another route is better first.
Roughly what does it cost?
Private stop smoking or weight support in the UK commonly costs from £50 a session, and often more in big cities. Many practitioners offer a free first chat. Check the length of a session, whether a programme is a set price, and the cancellation terms before you book.
Where it fits alongside NHS care, and when to see your GP
The NHS offers free local stop smoking services and advice, and using one alongside private support can work well. Please speak to your GP or pharmacist if you take regular medication, have diabetes or another long-term condition, or are worried about your weight or eating, because stopping smoking can change how some medicines work. Please don't stop or change any treatment on your own. If you find yourself eating in a way that feels out of control, tell your GP.
More questions
Will I definitely put on weight?
No. Many people do gain a little, but some do not. Planning for the habit swap and staying active makes it less likely.
Is a few pounds worse than smoking?
No. The health benefits of stopping are far greater than the effect of a modest weight gain. It is worth keeping the quit going first.
How long does the weight gain last?
It tends to show up in the first months and then settle. Many people find it eases once the new routines feel normal.
Should I diet while I quit?
Strict dieting at the same time can make cravings harder. Most people do better with regular meals and small swaps, then look at eating once the quit feels steady.
Do vapes or nicotine replacement stop the weight gain?
They may delay it for some people, because you are still taking nicotine. Ask your pharmacist or local stop smoking service what suits you.