The use of manipulated weight loss pens raises a warning among experts and patients: although they offer some results, without strict control over dosage, purity and origin, these drugs can turn a weight loss strategy into a health problem. The point that cannot go unnoticed is: the fine lines between quick results and serious risks.
Read also
-
Claudia Meirelles
Beyond Weight Loss: The Hidden Benefits of Slimming Pens
-
health
Slimming Pens: How to Use and How to Avoid the Bounce Effect
-
health
Anvisa bans irregular weight loss pens in the country. See which ones
-
health
A study found that slimming pens can reduce the effect of Botox
Postgraduate dietetician Matthews Drummond, who works with a particular focus on obesity, insulin resistance and newer drug treatments, explains what the risks are and what the law really stands for in terms of the safe use of these medicines.
3 photos
Conditional closure.
1 of 3
Ozempic is a medication to control diabetes, but it also leads to weight loss. A higher dose of the same active ingredient, which is sold to combat obesity, is sold under the name Wegovy
Shutterstock 2 of 3
Weight loss pens like Wegovy also have side effects such as nausea and changes in bowel function.
Getty Images 3 of 3
An injectable drug created for patients with diabetes, Ozempic has become an ally in the “war against size” but will soon be overtaken by new versions.
Disclosure
ANVISA explained, in Technical Note No. 200/2025, that manipulation of tirzepatide is permitted, but only if there is:
• Strict control of IFA
• Full traceability
• Robust quality testing
It’s not a wide release. It is a permission conditional on security, not a carte blanche for any kind of manipulation.
Continue reading on Saúde em Dia, Partner Capitals.