Written by Our R.D. Team. Last reviewed 2026-08-05. 10 min read
The problem with most of the advice
Almost every protein guide written for GLP-1 users assumes a diet of chicken breast, Greek yoghurt and salad. My patients eat nasi lemak, char koay teow, roti canai and mee goreng, and the advice to simply stop is the reason so much dietary counselling fails in this country.
Malaysian food is not the obstacle. The way we order it, and what happens to that ordering when appetite collapses, is the obstacle.
Why protein matters more on this medication, not less
Protein requirements rise during weight loss. Your body is dismantling tissue for energy, and adequate protein is what steers it toward fat rather than muscle.
GLP-1 medication suppresses appetite. So requirements go up precisely as intake goes down. That is the whole problem in one sentence, and it is why lean tissue can account for a quarter to a third of weight lost when nobody is watching.
The working range for most patients in active loss is roughly 1.2 to 1.6g per kilogram of body weight per day, adjusted for kidney function, age and how much resistance training you are doing. For a 70kg person that is 84 to 112g. Your own figure is set at consultation, because kidney function in particular changes the answer.
The one habit that matters most
Protein first. Every meal. Without exception.
On appetite-suppressing medication you may manage half of what is in front of you. Which half you eat decides what your body does with the deficit.
Eat the chicken before the rice. The fish before the noodles. The egg before the roti. If you stop halfway, you will have eaten the part that protects your muscle rather than the part that does not.
This sounds trivially simple. It is the single most useful thing I teach, and patients who adopt it hold their lean mass measurably better than those who do not.
Making hawker food work
Almost everything can be adjusted with a request rather than replaced.
| Dish | The problem | What to ask for |
|---|---|---|
| Chicken rice | Rice dominates the plate | Double chicken, half rice. Steamed rather than roast if you want it leaner. |
| Char koay teow | Noodles with a little prawn and egg | Extra egg, extra prawn or cockles, and accept that you will not finish it. |
| Nasi lemak | Rice, sambal, peanuts, little protein | Add a fried or boiled egg and a piece of chicken or fish. Eat those first. |
| Roti canai | Almost entirely carbohydrate | Order with dhal for some protein, or pair with a telur and eat that first. |
| Mee goreng | Noodle-heavy | Extra egg and tauhu. Ask for less noodles, which most stalls will do. |
| Economy rice | Depends entirely on selection | Two protein dishes, one vegetable, a small rice. This is the easiest meal to get right. |
| Satay | Actually good, if the sauce is controlled | Ten to twelve sticks is a genuine protein portion. Go easy on the peanut sauce and ketupat. |
Notice that none of these is a substitution. You are not being asked to eat something else. You are being asked to change the ratio and the order.
The easy wins in Malaysian cuisine
We are fortunate here. Protein-dense options are everywhere once you look for them.
Ikan bakar is close to ideal. Grilled fish, minimal oil, substantial protein.
Sup kambing or sup tulang delivers protein in liquid form, which is easier when appetite is poor.
Tofu and tempeh are inexpensive, widely available, and tempeh in particular is protein-dense.
Eggs in any form. Two eggs is roughly 12g of protein and most people can manage them when they can manage little else.
Yong tau foo, chosen well, is one of the best options on any hawker street. Pick the stuffed tofu and fish paste items, go light on the fried and the noodles.
When you genuinely cannot eat enough
Some patients on higher doses simply cannot get near the target from food. This is common in the first weeks after a dose increase.
Practical responses, in order of what I try first. Smaller, more frequent protein portions rather than three meals. Liquid protein, whether a shake or a soup, because drinking is easier than chewing when you are full. Protein at the start of the day, when appetite is often least suppressed.
And if none of that closes the gap, tell your doctor. Persistent inability to eat adequately is information about your dose or your titration pace, not a personal failure. It is a reason to adjust the medication, and adjusting it is normal.
Ramadan, and eating windows generally
Fasting while on a GLP-1 needs planning rather than prohibition, and it should be discussed with your doctor before the month begins, particularly if you also have diabetes.
The practical difficulty is that appetite suppression plus a compressed eating window makes adequate protein genuinely hard. At sahur and iftar, protein first becomes non-negotiable rather than merely advisable. Liquid protein at sahur often works better than solid food. Dose timing may need adjusting.
None of this is a reason not to fast. It is a reason to plan it.
The part that is not food
I am a dietitian and I will still say this: protein alone does not protect muscle. It protects muscle when the muscle is being used.
Two or three resistance sessions a week during active weight loss changes the composition of what you lose. Not cardio, and not steps. Loading. It does not need to be a gym, and body weight work counts.
Protein without training is half the intervention, and it is the half that shows up in a body composition scan.
Getting this right also changes what happens to your skin and hair. Our doctors have written about what rapid loss does beyond the face, including why it sheds about three months in.
Frequently asked questions
For most patients in active weight loss we work in the range of 1.2 to 1.6g per kilogram of body weight per day, adjusted for kidney function, age and training load. For a 70kg person that is roughly 84 to 112g daily. This is set individually at consultation rather than applied as a rule.
Yes, and telling patients to stop is why so much dietary advice fails here. Most hawker dishes can be adjusted with a request rather than replaced. Ask for extra egg or chicken, less rice or noodles, and eat the protein first. That is more sustainable than a diet built around food you do not want.
Eat the protein portion first, every time. On appetite-suppressing medication you may only manage half a plate, and which half you eat matters more than how much. This single habit does more for lean mass preservation than any supplement.
Not necessary, often practical. When appetite is heavily suppressed, drinking protein is easier than chewing it, and a shake can close a gap that food cannot. We treat it as a tool rather than a foundation, and food first remains the aim.
Grilled and steamed fish, chicken satay without excess peanut sauce, tofu and tempeh, eggs in most forms, ikan bakar, sup kambing, chicken rice with a double portion of chicken and less rice, and dhal. Malaysian cuisine is rich in protein; the issue is usually the ratio to rice and noodles rather than the absence of protein.
Spreading intake across meals is generally more effective for muscle protein synthesis than concentrating it in one sitting. On a GLP-1, where you may eat less at each meal, this becomes more important rather than less. Three moderate protein portions beat one large one.
This article is general educational information and is not medical advice, a diagnosis, or an offer of treatment. GLP-1 receptor agonists are prescription medicines. In Malaysia, semaglutide (Ozempic) and tirzepatide (Mounjaro) are registered with the National Pharmaceutical Regulatory Agency for type 2 diabetes; use for weight management alone is off-label and requires individual assessment by a registered medical practitioner. Wegovy is the semaglutide brand indicated for chronic weight management. Do not start, stop or alter any prescribed medication without speaking to the doctor who prescribed it. Suitability and outcomes vary between individuals and no result can be guaranteed.