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Weight loss injections/treatments

Discuss weight-loss injections and treatments, including personal experiences. Mumsnet hasn't checked the qualifications of anyone posting here. You may wish to speak to a medical professional before starting any treatments.

Calorie counting

43 replies

northernlight20 · 08/02/2026 09:05

I have lost over 7 and half stone on mounjaro since March 2025. Lots of ppl in real life know this and always ask for advice. I know lots of people taking mj and hardly losing any weight, they ask me for advice and I tell them to calorie count to make sure they’re in a deficit and they tell me ‘what’s the point of being on the jab if you still calorie count’. I see on these threads too, people jabbing and then complaining they haven’t lost any weight at all but ignore the calorie counting and deficit advice. Seems people think you can just jab and lose weight, which is not true. I don’t have a question, just my observation really. Waste of money to spend and not even attempt to calorie count when you aren’t losing any weight.

OP posts:
TheChosenTwo · 08/02/2026 09:07

I’ve lost 6.5 stone and haven’t calorie counted a single meal. So you absolutely CAN lose weight without doing it. Weird to think it’s the only way.

Mysticmaiden · 08/02/2026 09:19

I think it depends how big someone is starting off and what they ate. If someone overhauls there diet and eats way less, they will be consuming less calories anyway do will lose. Extra physical activity burns more cals too.
For me I had to calorie count as I started 42y 13st and 5ft 3 and have an office job, so my tdee was 1700 starting and 1500 after my first 2st loss, I've lost 4st altogether to get to 9st. I'd never be able to eat 1000-1200 cals a day for 14 months without cal and macro counting.

northernlight20 · 08/02/2026 09:19

TheChosenTwo · 08/02/2026 09:07

I’ve lost 6.5 stone and haven’t calorie counted a single meal. So you absolutely CAN lose weight without doing it. Weird to think it’s the only way.

I never said it was the only way. I said for the people NOT losing weight at all, it’s at least something to try which they seem to refuse to do.

OP posts:
Mysticmaiden · 08/02/2026 09:22

northernlight20 · 08/02/2026 09:19

I never said it was the only way. I said for the people NOT losing weight at all, it’s at least something to try which they seem to refuse to do.

Completely agree, you can't know what cals you are putting in your body unless you check them. It's so easy to eat high fat high cal foods unless overhauling diet and sticking to chicken and veg for example

OneThirdLess · 08/02/2026 09:25

northernlight20 · 08/02/2026 09:19

I never said it was the only way. I said for the people NOT losing weight at all, it’s at least something to try which they seem to refuse to do.

I think it can be really hard for some people to do. Many of us have been on diet after diet, calorie counted - or counted points, syns etc - and find it a real mental hurdle these days, especially if it risks restarting eating disorders. You're not wrong, but I don't think it's as emotionally easy for some as just whipping out a calculator.

northernlight20 · 08/02/2026 09:27

OneThirdLess · 08/02/2026 09:25

I think it can be really hard for some people to do. Many of us have been on diet after diet, calorie counted - or counted points, syns etc - and find it a real mental hurdle these days, especially if it risks restarting eating disorders. You're not wrong, but I don't think it's as emotionally easy for some as just whipping out a calculator.

Thanks for this reply, hadn’t thought of the eating disorder aspect of it.

OP posts:
EdinaTheConfessor · 08/02/2026 09:35

I didn’t calorie count when I was on MJ but I did try and choose healthier options and even then could never manage to clear my plate. And then no desire to snack between meal so naturally consumed fewer calories.
Unless MJ is not working for these people I fail to see how someone can be on it and not lose weight, I found it simply impossible to eat enough not to.

TheChosenTwo · 08/02/2026 09:40

northernlight20 · 08/02/2026 09:19

I never said it was the only way. I said for the people NOT losing weight at all, it’s at least something to try which they seem to refuse to do.

Sorry, I think I took the sentence Seems people think you can just jab and lose weight, which is not true. out of context because I have done exactly that so it definitely can be true.
Although if you’re not losing any weight at all it would be a reasonable suggestion to calorie count! It’s a very expensive medication to take and not see any movement in the scales so I agree that it’s madness to not try.
I’ve done calorie counting in the past but just haven’t needed to on this. Eating ‘less’ and ‘better’ just became instantly easier.

TheChosenTwo · 08/02/2026 09:41

OneThirdLess · 08/02/2026 09:25

I think it can be really hard for some people to do. Many of us have been on diet after diet, calorie counted - or counted points, syns etc - and find it a real mental hurdle these days, especially if it risks restarting eating disorders. You're not wrong, but I don't think it's as emotionally easy for some as just whipping out a calculator.

when I place my order it always asks if I’ve had an eating disorder in the past - I don’t think they’ll give it to you if you have. Of course people lie!

Thumbup · 08/02/2026 09:46

I would have thought at this stage in your journey you wouldn’t be judging anyone with regard to their approach to food and diet.

Daisywhatsyouranswer · 08/02/2026 09:49

I agree with you op and you’ve had some snippy responses from posters who clearly didn’t read your op correctly. At no stage did you say it’s the only way, you clearly stated for those not losing.

i think understanding the rough cal content of your food is key, as well as understanding the macros and ensuring you’ve a healthy balanced diet. During weight loss min of 1g of protein per 1kg of body fat is vital.

I see many many people dont don’t do this. They also don’t work out, assuming physically able, and then really dislike what they see when they hit goal, or complain their tummy or something doesn’t shrink , their backsides are flat, and clothes size doesn’t really reduce and have way more excess skin than they’d otherwise have.

losing weight is 80 percent diet 20 percent exercise and strength training as well as cardio is critical. Strenght to ensure we protect our muscle at all costs and lose as much fat as possible with as little muscle loss as possible and cardo for heart health.

muscle is active, fat is inactive. So muscle burns cals, which keeps our bmr up. If people lose muscle their bmr drops and then maintaning is nearly impossible as they require so few cals.

it’s also critical that soon as weight loss stops, people move into body recomp. So upping cals go maintainence but mainly with protein, and rebuild muscle.

it’s a complex journey but it’s about so so more than the number on the scales. And way more than counting cals. Where I fully agree with you, if you’re not losing it’s nearly always as you’re eating to maintwqnce and need to reduce. Otherwise what’s the point.

northernlight20 · 08/02/2026 09:51

Thumbup · 08/02/2026 09:46

I would have thought at this stage in your journey you wouldn’t be judging anyone with regard to their approach to food and diet.

Who’s judging? Certainly not me, BUT it makes no sense to keep paying for mounjaro etc go up the doses and NOT lose any weight, yet refuse to at lease count the calories you’re eating. That’s not judgement. You are trying to make this into something it’s not.

OP posts:
Thumbup · 08/02/2026 09:55

I honestly can’t understand how anyone could ever conceivably get more than 7 stone overweight and still need to lose weight.

But what i do understand is that people have their own struggles that make it difficult for them to see the wood for the trees, even when the explanation is logical.

You didn’t calorie count before MJ and I’m sure people wondered why you didn’t just calorie count

northernlight20 · 08/02/2026 09:58

Thumbup · 08/02/2026 09:55

I honestly can’t understand how anyone could ever conceivably get more than 7 stone overweight and still need to lose weight.

But what i do understand is that people have their own struggles that make it difficult for them to see the wood for the trees, even when the explanation is logical.

You didn’t calorie count before MJ and I’m sure people wondered why you didn’t just calorie count

Nice try on the rage bait, but it’s not working.

OP posts:
letshavetea · 08/02/2026 10:03

https://zoe.com/learn/why-calorie-counting-doesnt-work?srsltid=AfmBOopolol_uv5Mja5A2QC_R8JWPP6bW_KVgmchuEzB1H8EHYC5uVDe
@northernlight20 - you may be interested to read Professor Tim Spector’s evidence based views on why calorie counting doesn’t work. I’ve taken on board his approach to nutrition to change what I eat during my (successful) journey on Mounjaro.

Why Calorie Counting Doesn’t Work

Calorie counting is one of the most popular ways to try and lose weight. Here, we’ll explain why it doesn’t work — and what does.

https://zoe.com/learn/why-calorie-counting-doesnt-work?srsltid=AfmBOopolol_uv5Mja5A2QC_R8JWPP6bW_KVgmchuEzB1H8EHYC5uVDe

Nanda66 · 08/02/2026 10:03

I’m calorie counting on Mounjaro and haven’t loss anything for weeks! I think it’s a mistake to think that one size fits all, everyone’s body is different and everyone’s journey is different.

Woo383040 · 08/02/2026 10:07

I think it’s known that these medications don’t work for everyone. That said I totally agree with your comment in that you can’t just rely on the medication doing all the heavy lifting. I haven’t calorie counted, but I’m old and have spent a lifetime dieting, the weight came off, it went back on, but as a consequence I know what I should eat, I know my weaknesses, and MJ has been a fantastic tool which has helped me go beyond my usual plateau.

Daisywhatsyouranswer · 08/02/2026 10:09

Op you’ve obviously hit a sore spot for some. And there is an emotional reaction. There is absolutely nothing judgemental or contentious about saying if you’re not losing weight calorie count, it’s basic common sense.

ive lost count of the amount of people who think they are in a calorie deficit and can’t understand why they are not losing weight. They are also completely unable to articulate how their bodies are being fueled if it’s not sufficient cals in, or burning fat /muscle ( which is why we lose weight in a deficit, the body has to fuel itself from its own stores thus making us lighter) . If it’s not fueling from cals In or its own stores then what’s fueling it,

Sweetiedarling7 · 08/02/2026 10:12

I agree. People often underestimate how many calories they are eating.
If you are losing weight without tracking calories then fine, but if you aren’t losing then you need to count.

Portion size can be hard to gauge too unless you weigh foods.
Once you are used to weighing items you can then be fairly accurate in judging by eye.

Cereal portion sizes printed on the side of the box are hilarious when you weigh out the grams they suggest and see they clearly quote calories contained in a bowl suitable for a pixie!

Thumbup · 08/02/2026 10:12

northernlight20 · 08/02/2026 09:58

Nice try on the rage bait, but it’s not working.

Utterly baffling

My point is - people aren’t logical when it comes to food and weight. And I’d have thought that was something you’d empathise with.

Daisywhatsyouranswer · 08/02/2026 10:13

Thumbup · 08/02/2026 10:12

Utterly baffling

My point is - people aren’t logical when it comes to food and weight. And I’d have thought that was something you’d empathise with.

Oh goody the mumsnet word, baffling. 😂

Thumbup · 08/02/2026 10:19

Ok I’ll leave sorry

northernlight20 · 08/02/2026 10:36

Thumbup · 08/02/2026 10:12

Utterly baffling

My point is - people aren’t logical when it comes to food and weight. And I’d have thought that was something you’d empathise with.

There’s nothing baffling about your reaction to this post, I’ve obviously hit a nerve with you and you are trying to get a reaction from me. Others have contributed to the post in a more positive way than you have and I’m more interested in their views, so you can give it up now.

OP posts:
UnimaginableWindBird · 08/02/2026 12:04

I think calorie counting can be a useful tool, but for many people, it isn't a sustainable way to live forever, so for people who aren't going to be able to calorie count long term, they need to find other ways of eating within a calorie deficit/maintenance calories.

If I'm cooking a new meal I will generally log out in MyFitnessPal to work out the nutrients, but after that I generally work on just stopping eating before I am completely full, and knowing valuable which meals are higher or lower in protein, fat, fibre, sugar and salt so that I know roughly whether I'm eating the right amount of them.

Wholenutislife · 08/02/2026 12:08

I couldnt agree with you more. As a general I think if youre going to spend the money on mounjaro then do everything you can to assist the journey and make long term changes to your diet/wellness. Ive friends like you describe and just jab and no other effort and what a surprise - really not loosing. Its personal choice of course. But I do believe why spend that money then. Ive been on for 22 months. Ive lost 10.5 stone. Ive counted my calories, protein, fibre throughout and exercised. About 6 months ago I started eating less upf. Ive made real changes to my diet. I started exercising from the start. Ive done all I can to ensure its worth spending that money

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