Bariatric surgeryPoland6 min read
Did Laluna Unique have bariatric surgery? Yes, and she later said she regretted it
Katarzyna Alexander, known to Polish audiences as Laluna Unique from the TTV reality show „Królowe życia” (Queens of Life), told fans at the start of 2024 that she had lost weight after a gastric sleeve operation. Months later she went further and said, in her own words, that the surgery was the biggest mistake of her life. Here is exactly what she said, where it was published, and what a bariatric operation involves for anyone weighing the decision today.
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Medically reviewed by Andrey G. Ugay, lead bariatric surgeon. Review date: .

The main points in 30 seconds
- Laluna Unique confirmed a gastric sleeve operation at the end of November 2023.
- In May 2024 she called the surgery the biggest mistake of her life.
- She said bariatric surgery is for severe obesity, not quick weight loss.
- Sleeve gastrectomy at City Medical Centre costs $3,600.
- City Medical Centre has no connection to her treatment.
Key facts about the procedure
- Back to work2–4 weeks
- Stay in clinic1–5 days
- Final result18–24 months
- Price
$4,800from $3,600
On January 28th it will be exactly 2 months since the procedure. As you can see from my arms and from me, I think it's about minus 11 kg.
What did Laluna Unique say about her surgery?
In January 2024, Dzień Dobry TVN reported that Katarzyna Alexander, known as Laluna Unique, had undergone gastric sleeve surgery at the end of November of the previous year, 2023.
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WhatsAppOn her own TikTok and Instagram she gave her followers an update on the results: „28 stycznia miną równe 2 miesiące od zabiegu. Jak widać po moich rączkach i po mnie, myślę, że jest około minus 11 kg. Startowałam z bardzo wysokiej wagi, bo po walce jeszcze 10 kg mnie złapało” — in English: “On 28 January it will be exactly two months since the procedure. As you can see from my arms and from me, I think it is about minus 11 kg. I started from a very high weight, because after the fight another 10 kg caught up with me.”
In May 2024 she returned to the subject in a much more critical tone. Fakt quoted an Instagram Stories post in which she wrote: „Jestem pod opieką innych lekarzy, zobaczymy co dalej. Nie chcę na razie za dużo wypowiadać. Jedynie co wam mogę napisać, to to, że bardzo żauję operacji bariatrycznej. To był największy błąd w moim życiu, a ja do błędów się zawsze przyznaję. Operacja bariatryczna jest dla osób bardzo otyłych i przewlekle chorych, a nie dla osób z lekką nadwagą, które chcą zbić wagę do walki lub na lato szczerze mówiąc” — in English: “I am under the care of other doctors now, we will see what happens next. I do not want to say too much for now. The only thing I can write to you is that I deeply regret the bariatric surgery. It was the biggest mistake of my life, and I always admit my mistakes. Bariatric surgery is for people who are very obese and chronically ill, not for people with slight overweight who want to lose weight for a fight or for summer, to be honest.” The same report carried the headline quote: „Klinika powinna odesłać mnie do domu!” — “The clinic should have sent me home!”
That is everything this article relies on. Laluna did not name the hospital or the surgeon in either statement, and this article does not guess at them. Where the text below explains methods, candidacy and recovery, it describes bariatric surgery in general, not her treatment.
Why her second statement matters more than the first
Laluna's story is unusual among celebrity accounts of bariatric surgery because it does not stop at the success photo.
More on this topic: Bariatric surgery with support all the way to your result, Mini Gastric Bypass (MGB), Gastric Sleeve (Sleeve Gastrectomy), Laparoscopic Bariatric Surgery in Benoni, Gastric Sleeve and Bypass in Harare.
Four months after announcing an 11 kg loss, she publicly called the operation her biggest mistake and drew a clear line: this kind of surgery is meant for people who are severely obese or have serious weight-related illness, not for people who want to drop a few kilograms quickly before a competition or a holiday. That distinction is exactly what surgeons try to establish before they agree to operate, and it is worth repeating here precisely because she said it herself, after living through the result.
Nothing in her statements describes a specific complication, and this article does not invent one. What she did say is enough on its own: bariatric surgery changes the stomach permanently, the decision carries weight long after the operation, and it is not a shortcut for mild overweight.

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Prices, the clinic and a free online consultation for each city:
How bariatric surgery works today
Several operations fall under “bariatric surgery”, and they all change either the size of the stomach or the route food takes through the digestive system:
How it works
- Sleeve gastrectomy
- Most of the stomach is removed, leaving a narrow tube
- Roux-en-Y gastric bypass
- A small pouch is connected directly to the small intestine
- Mini gastric bypass
- One connection between pouch and intestine
- SADI-S
- Sleeve combined with a single intestinal bypass
Usually considered for
- Sleeve gastrectomy
- BMI 35–45
- Roux-en-Y gastric bypass
- BMI over 45–50, type 2 diabetes
- Mini gastric bypass
- Chosen individually
- SADI-S
- BMI over 50
Average excess weight loss
- Sleeve gastrectomy
- 60–70%
- Roux-en-Y gastric bypass
- 75–85%
- Mini gastric bypass
- Up to 75–80%
- SADI-S
- 80–90%
All of these are done laparoscopically, through a handful of small punctures rather than an open incision. None of them is reversible in the way a diet is reversible: the sleeve removes stomach tissue permanently, and the bypass variants permanently reroute the digestive tract.
Who is actually a candidate, and why that matters here
This is the part Laluna's second statement points straight at. Surgeons generally consider the operation for a BMI above 40, or above 35 with a serious related condition such as type 2 diabetes or high blood pressure, and only after non-surgical approaches have failed. Before any date is booked, patients typically go through:
- blood and urine tests, biochemistry, HbA1c and clotting tests;
- consultations with a GP, endocrinologist, cardiologist and, where relevant, a psychiatrist;
- two to four weeks of cutting down fast carbohydrates and fats before surgery;
- no smoking for at least a month beforehand.
People hoping to lose a small amount of weight quickly, for a fight, a photoshoot or a holiday, are exactly the group that screening is meant to filter out — which is the point Laluna herself ended up making in public.
Recovery and the following months
Patients usually get up and walk on the first day after surgery and leave hospital after one to five days, depending on the procedure. Office work typically resumes after two to four weeks, physical work after about six. Food returns in stages over one to two months, moving from liquids to soft food to ordinary textures.
Weight loss is fastest in the first months and then slows; the final result is usually assessed after a year and a half to two years.

How recovery after bariatric surgery usually goes
- Day of surgeryLaparoscopic operation through a few small punctures.
- Day 1You get out of bed and start walking.
- Days 1–5Discharge, depending on the procedure and recovery.
- Weeks 2–4Office work resumes; diet moves from liquids to soft food.
- Months 1–2Ordinary food returns gradually.
- Months 18–24Weight settles and the final result is assessed.
Bariatric surgery at City Medical Centre
City Medical Centre offers sleeve gastrectomy ($3,600), Roux-en-Y gastric bypass ($4,000), mini gastric bypass and SADI-S, all performed laparoscopically through a few small punctures. The first consultation with the surgeon is free and can be done online; the surgeon reviews the case, including BMI and related health conditions, before recommending a procedure, and the price is fixed in the contract.
A personal coordinator stays in touch with the patient from the first enquiry through the first year of recovery. See the bariatric surgery page for details.
City Medical Centre has no connection with Laluna Unique or her treatment. Her words are quoted here only because she spoke about her decision, and later her regret, publicly.
Frequently asked questions
Did Laluna Unique have bariatric surgery?
Yes. Reports in January 2024 said she had gastric sleeve surgery at the end of November 2023, and she confirmed the weight loss herself on social media.
Does Laluna Unique regret the operation?
In May 2024 she wrote on Instagram that she deeply regretted it, calling it the biggest mistake of her life and saying the clinic should have turned her away.
Who should consider bariatric surgery, according to her own statement?
She said herself that the operation is meant for people who are very obese or chronically ill, not for people with slight overweight trying to lose a few kilograms quickly.
Is a gastric sleeve operation reversible?
No. Most of the stomach is removed permanently, which is why candidates are screened carefully before the decision is made.
How much does bariatric surgery cost at City Medical Centre?
A sleeve gastrectomy costs $3,600 and a gastric bypass $4,000. The first consultation is free and the final price is fixed in the contract.
Sources
What the article says about the celebrity is based only on these public statements.
- Dzień Dobry TVN, 13 January 2024
- Fakt, 8 May 2024
Medical background and further reading
General information about the procedure from health authorities and medical societies. It is not advice for any individual patient.
- PubMed / NCBI — Benefits and Risks of Bariatric Surgery in Adults: A Review (JAMA, 2020)
- PubMed / NCBI — Laparoscopic sleeve gastrectomy vs Roux-en-Y gastric bypass: systematic review and meta-analysis (2016)
- World Health Organization — Obesity and overweight
- American Society for Metabolic and Bariatric Surgery — Bariatric Surgery Procedures
How we prepare and review medical content · Medical disclaimer
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