Weight Loss & GLP-1 App
Advoca is a weight loss app built by doctors, made for people on GLP-1 medications like Wegovy, Ozempic and Mounjaro. Track your weight, food, side effects and doses in plain language, record your prescriber reviews, and get cited answers to the questions you would otherwise google at midnight.
4.8 across 35 ratingsGLP-1 weight loss, in plain language
GLP-1 medications are a class of prescription medicines used to help with weight loss, and to treat type 2 diabetes. They include semaglutide (sold as Wegovy and Ozempic), tirzepatide (Mounjaro and Zepbound) and liraglutide (Saxenda). They work by mimicking a natural gut hormone, glucagon-like peptide-1, that acts on the appetite centres in your brain. In everyday terms, they turn down hunger and the constant background pull towards food that many people call "food noise", and they slow how quickly your stomach empties, so you feel full for longer. They are meant to work alongside changes to what you eat and how you move, not instead of them.
Use of these medicines has grown very quickly, and the people taking them are anything but a single group. You might be in your first nervous weeks on a low starting dose, months in and stepping up to a higher one, stuck on a plateau, or thinking about coming off and keeping the weight off. Most GLP-1 medicines are started low and increased in stages over weeks or months, a process called titration, to give your body time to adjust. Many people are prescribed privately, through a clinic or an online service that is separate from their regular doctor, so they end up juggling two sets of notes and repeating their story at each visit.
The day-to-day is harder than the headlines suggest. Side effects such as nausea, other gut symptoms and fatigue tend to cluster early and around each dose increase, then settle, which makes it hard to know what is normal and what is a red flag worth a doctor's attention. Your weight, food and dose history end up scattered across a scale, an app and your memory. Reviews with your prescriber are short and often weeks or months apart. And when you search "Ozempic nausea week 2" at midnight, you get contradictory, sometimes country-mismatched answers that leave you more anxious than before.
Keeping a simple record of your weight, food and habits is one of the best-evidenced things you can do while losing weight: research consistently finds that people who self-monitor more often lose more weight than those who do it less.
Your questions spike between reviews, and memory fills the gaps badly
Most of a weight-loss journey happens out of a prescriber's sight. The queasy evenings on day three of a higher dose, the week your appetite vanished, the stall on the scale that worried you, the question you meant to ask about your next step: by the time a short review comes round, weeks later, the detail has blurred. Titration schedules and terms like gastric emptying and dose escalation fly past. If you see a private clinic as well as your own doctor, you retell the whole story each time. It is easy to leave a review having forgotten half of what mattered.
Keeping a record changes the picture.
Keeping a record changes that. Frequent self-monitoring is one of the simple, well-evidenced habits behind successful weight management, and Advoca was built so that record is easy to keep and genuinely useful when you sit down with a clinician. You journal in plain language as things happen, record your reviews so nothing is lost, and walk in with a real summary instead of a vague memory. Advoca does not diagnose, set your dose, or tell you to start, stop or change a medication. It gives you and your prescriber something solid to look at together.
How Advoca helps with weight loss
[ screenshot: health journal — weight, food, side-effect & dose entry ]
Track weight, food, side effects and doses in your own words
Spotting how your body is responding takes a record kept over time, not a single number on a scale. With Advoca you don't fill in a rigid form. You just write your day the way it happened, by typing or chatting: "day 3 on the higher dose, queasy in the evenings, weight down 1kg, appetite low, energy flat." Over time you can ask what your entries show, like how your nausea has changed since your last dose increase, and get an answer drawn from your own words.
- Write it your way. Capture weight, food, side effects, energy, mood and each dose as they happen, by typing or chatting.
- Ask your record a question, like “How have my side effects changed since my last dose step?”, and get an answer from your own entries.
[ screenshot: recorded dose-review summary + transcript ]
Record the dose review, get a summary you actually understand
Prescriber and clinic reviews are short and dense: the next dose, how it steps up over time, what to watch for, when to come back. Record the review on your phone and Advoca turns it into a clear summary you can read at your own pace, with the full transcript saved alongside. Any medical term is explained in plain language, and if a dose looks off, it's flagged so you can check. Need it simpler? One tap gives you a plain-English version. And if you see a private clinic as well as your own doctor, you can share a summary between them and stop repeating yourself.
- A clear summary, not a wall of notes. The key points and next steps, with the full transcript always there if you want it.
- No more jargon. Terms are explained in plain language, and a summary you can share bridges a private prescriber and your regular doctor.
Ask “is this normal?” and get clear, plain-language answers
"Is nausea normal in week two?" "What kind of stomach pain should send me to a doctor?" "What is food noise, and why has mine gone quiet?" Just ask. Advoca answers from trusted patient-information and medical sources (not the open web), and shows you where each answer came from so you can check for yourself. That gives you an honest read on what's common and what's a red flag, instead of a contradictory midnight search. Think of it as a starting point for understanding, and a question to bring to your prescriber, not personal medical advice.
- Answers from sources you can trust: patient-information sites and medical bodies, not the open web.
- Answered in context. Advoca can draw on your own journals and recorded reviews, so “is this normal for me?” gets a real answer.
[ screenshot: AI-drafted dose-review agenda ]
Walk into your next dose review prepared
Reviews are short and the weeks blur, so it's easy to forget the side effect or the question you meant to raise. Before the review, jot down what you want to cover. Advoca can pull together a short list from your recent entries and last visit, like "side effects since last dose, appetite, weight trend, question about the next step." Those notes are right there the moment you start recording, so nothing slips through. And the same record carries you through the harder stages: keep journaling through a plateau and after you come off, because for many people keeping the weight off matters as much as losing it.
- Go in with a plan. Advoca drafts a short list of what to cover, from your recent entries and last visit.
- A record that lasts. Keep tracking through plateaus and coming off, and share a summary with your doctor or a family member.
From first dose to prepared review in three steps
- 1Journal the dayJust write what happened: your weight, what you ate, how you felt, any side effects, and the dose you're on. Type it or say it. There's no form to fill in.
- 2Record and understand the reviewRecord your prescriber or clinic review on your phone. Advoca turns it into a clear summary you can read at your own pace, with any medical term explained in plain language.
- 3Arrive prepared, and keep goingBefore the next review, ask Advoca to draft a short list of what to cover, and share a summary with your own doctor. Keep the same record through plateaus and coming off.
Built by doctors, grounded in evidence
This page was written by Dr Shyam Dhokia (MB BChir, Cambridge) and medically reviewed by Dr Michael Trueman (MB ChB, Birmingham), both former NHS doctors and the co-founders of Advoca. It was last reviewed on 8 July 2026 and is kept current as clinical guidance and app features change.
- MHRA / GOV.UK, 'GLP-1 medicines for weight loss and diabetes: what you need to know' — the common gut side effects of GLP-1 medicines (nausea, vomiting, diarrhoea), and the serious warning signs, such as severe stomach pain that spreads to the back and does not go away, that mean you should seek urgent medical help.
- NIDDK (US National Institute of Diabetes and Digestive and Kidney Diseases), 'Prescription Medications for Weight Management' — how GLP-1 medications work by mimicking a hormone that targets the brain's appetite centres, and that weight-management medicines work best combined with a lifestyle programme and a health professional's guidance.
- Wilding JPH et al., STEP 1 trial (New England Journal of Medicine, 2021) — nausea and diarrhoea are the most common side effects of semaglutide but are typically transient and mild-to-moderate; mean body-weight change to week 68 was −14.9% with semaglutide versus −2.4% with placebo.
- Wilding JPH et al., STEP 1 trial extension (Diabetes Obes Metab, 2022) — participants regained about two-thirds of their prior weight loss in the year after the medication was withdrawn, which is why the maintenance and come-off phase matters.
Your data is encrypted in transit and held on encrypted servers in the UK and EU, served over HTTPS. You don't need to share any identifying details to use Advoca, and appointment recordings stay on your own device — the audio is never uploaded to our servers.
Advoca helps you record, understand and organise your care. It is not a substitute for professional medical advice, and it does not diagnose conditions or make treatment decisions — always speak to a qualified healthcare professional.
Advoca's assistant transcribes, summarises and explains your health information, grounded in trusted medical sources and overseen by our clinical team. It does not diagnose or replace your doctor — and, like any AI, it can occasionally get things wrong, so we always show you the sources and full transcript behind its answers.
Your questions, answered
Are GLP-1 side effects like nausea normal?
For many people, yes. Nausea and other gut symptoms such as constipation or diarrhoea are among the most common side effects of GLP-1 medicines, and in trials they were typically mild to moderate, tended to appear early and around each dose increase, and settled with time. That does not mean every symptom is harmless: severe or persistent stomach pain, ongoing vomiting or signs of dehydration are different, and are covered in the next question. Keeping a simple running record of each dose and how you felt gives you and your prescriber a real picture of your tolerability at your next review, rather than a vague memory. Advoca keeps that record; it does not diagnose side effects or adjust your dose. Sources: NHS, UK; MedlinePlus, US; STEP 1 trial, NEJM.
What's the best app for tracking weight loss or GLP-1 medications?
The best app depends on what you need it to do. Advoca is built for the whole journey, not just logging a number: you journal your weight, food, side effects and doses in plain language, record your prescriber reviews and get a summary you understand, ask grounded questions about your medication, and walk into each dose review with a drafted agenda. The honest limitation is that Advoca does not yet offer the weight and dose charts or trend graphs that dedicated tracker apps show; those are on the way. Its strength today is understanding what you write in your own words, and joining up your journal, your questions and your reviews in one place. Whichever app you choose, the evidence that tracking regularly helps is strong. Advoca does not diagnose, set your dose, or replace your prescriber. Sources: NHS, UK; CDC, US.
When should I worry about GLP-1 side effects?
Some symptoms need prompt medical attention rather than watchful waiting. UK and US drug-safety guidance both single out severe stomach pain, often starting in the upper or middle abdomen, spreading to the back, and not going away, which can be a sign of pancreatitis and warrants urgent help. Persistent vomiting, signs of dehydration, or pain in the upper-right abdomen that could point to a gallbladder problem are also reasons to contact a doctor promptly. This is general information, not a personalised assessment: if something feels seriously wrong, seek urgent medical care. Advoca can help you describe your symptoms clearly and check them against trusted sources, but it does not diagnose and is not a substitute for a clinician. Sources: MHRA, UK; MedlinePlus, US.
Do you keep the weight off after stopping a GLP-1 medication?
Often not automatically. In the extension of the STEP 1 trial, participants regained about two-thirds of their earlier weight loss in the year after semaglutide was withdrawn, and several health markers drifted back towards where they started. That is why the maintenance and come-off phase matters as much as the loss, and why continuing habits like regular self-monitoring, balanced eating and activity is so important. Never stop or change a GLP-1 medicine on your own; do it with the prescriber who started it. Advoca supports this stage by keeping your record and your tracking habit going through plateaus and after you taper, for you and your doctor to review together. Sources: STEP 1 extension, DOM; NHS, UK; CDC, US.
How do GLP-1 medications work for weight loss?
GLP-1 medicines such as semaglutide, tirzepatide and liraglutide mimic a natural gut hormone that acts on the appetite centres of the brain. In everyday terms they reduce hunger and the constant background pull towards food that many people call "food noise", and they slow how quickly the stomach empties, so you feel full for longer and tend to eat less. They are prescribed for weight loss and for type 2 diabetes, are usually started at a low dose and increased in stages, and are meant to work alongside changes to diet and activity rather than instead of them. Advoca can explain how your specific medicine works from trusted sources and define the terms in your appointment summaries, but it does not prescribe or set doses. Sources: NHS, UK; NICE, UK; NIDDK, US.
Can an app help with weight loss or a GLP-1 medication?
It can, mainly by making it easy to keep a record and bring it to your appointments. Both UK and US health bodies recommend keeping a food, activity and weight record as part of losing weight, and research consistently links more frequent self-monitoring with greater weight loss. Advoca goes beyond a simple tracker: you journal in plain language, record and summarise your prescriber reviews, ask grounded questions about your medication from trusted sources, and draft an agenda for your next dose review. It does not diagnose, set your dose, tell you to start or stop a medication, or replace your prescriber, and no app should be used in place of clinical care. Sources: NHS, UK; CDC, US; self-monitoring review, JADA.
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