Key takeaways:
Ozempic (semaglutide) is a medication used to treat Type 2 diabetes. Under the brand name Wegovy, it’s also used for weight management by some people.
Some reports have linked semaglutide to depression, suicidal thoughts, and other mental health side effects. But recent studies have found that there isn’t a clear connection.
More research is ongoing to understand the long-term effects of semaglutide and other glucagon-like peptide-1 (GLP-1) agonists.
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Ozempic (semaglutide) is a type of injectable medication called a glucagon-like peptide-1 (GLP-1) agonist. It’s used for Type 2 diabetes. It has been shown to lower blood glucose, improve hemoglobin A1C (HbA1c or A1C), and cause weight loss. And it’s FDA approved to lower the risk of heart attacks and strokes in people with heart disease and to decrease the risk of worsening chronic kidney disease.
Semaglutide is also prescribed under other brand names. For example, it’s found as Rybelsus, an oral medication, to treat Type 2 diabetes. And it’s also available as Wegovy, in both oral or injectable form for weight loss.
Ozempic and other similar medications have become increasingly popular due to their many health benefits. But there have been lingering concerns — including whether there’s a link between semaglutide and depression and suicidal thoughts. Let’s take a closer look at what the research shows at this point.
Can semaglutide cause depression or suicidal thoughts?
So far, both the European Medicines Agency (EMA) and the FDA have concluded that GLP-1 agonists — including semaglutide — don’t cause suicidal thoughts.
In the past, there has been mixed evidence about whether there’s a link. A recent study based on a World Health Organization (WHO) database was published in August 2024. In this study, researchers found an increased risk of suicidal thoughts in people taking semaglutide compared to other diabetes medications. This was especially true for people who were also taking antidepressants. But the overall risk was still low.
However, some earlier reports tell a different story. A large study from February 2024 looked at over 4 million people with and without diabetes. It found that people taking semaglutide actually had lower rates of depression and anxiety than those who weren’t taking the medication.
In another large study from January 2024, people taking semaglutide for diabetes or to treat overweight and obesity had a lower risk of suicidal thoughts than those using other medications.
As people continue to use semaglutide, the FDA has continued to monitor for adverse events (an unexpected side effect of a medication). In January 2026, the FDA concluded that taking GLP-1s like semaglutide didn’t increase your risk for suicide or other mental health events such as:
Anxiety
Depression
Irritability
Psychosis
Are other GLP-1 agonists linked to suicidal thoughts or depression?
In previous clinical trials, a small number of people taking Saxenda (liraglutide) and Wegovy (semaglutide) experienced suicidal thoughts. As a result, the company that makes Saxenda and Wegovy listed “depression or thoughts of suicide” as a possible side effect for these medications.
But the FDA has recently requested that those warnings be removed from the medications. That’s because the agency found no link or increased risk of depression or suicide when using GLP-1s.
Why do some people who use semaglutide become depressed?
It’s hard to say. Many people who use Ozempic, Wegovy, or Rybelsus are already at greater risk for depression before they start these medications. That’s because both diabetes and excess weight are linked to depression.
Depression itself is also a common illness. In fact, close to 1 in 10 people in the U.S. will have a major depression episode at some point during their life. This means that as more people start using semaglutide, more people who use it will also experience depression, simply because depression is so widespread.
What should you do if you think Ozempic is making you depressed?
It doesn’t appear that Ozempic causes depression. But some people may notice symptoms of depression while using this medication, so it’s important to know the signs to look for. Common symptoms of depression are:
Low mood
Loss of pleasure
Sleep changes
Restlessness or slowness
Fatigue or low energy
Feelings of worthlessness or guilt
Trouble thinking clearly
Loss of appetite or weight loss
Suicidal ideation, or thoughts about death
If you have any of these symptoms, talk to a healthcare professional. They’ll help you figure out what’s causing your symptoms, as well as the best next steps to take.
Quiz: Am I depressed?
Should you take Ozempic if you already have depression?
There’s no FDA warning that cautions against using Ozempic if you have depression. And so far there’s no evidence that using Ozempic will make your depression worse.
That being said, if you’re taking Ozempic, it's still a good idea to carefully watch for any changes in your mood, especially if you have a history of depression. If you begin to notice any changes while taking the medication, talk to a healthcare professional as soon as possible.
Is there a connection between Ozempic and anxiety?
There’s no connection between Ozempic and anxiety, although some people using Ozempic have reported anxiety as a side effect. But there’s also some evidence that anxiety may actually be less likely in people using Ozempic. But, just like with depression, it’s difficult because people living with diabetes or excess weight are already more likely to have anxiety or other mood disorders in general.
What are other Ozempic side effects?
Ozempic is generally easy to use, but it can cause side effects in some people. Common side effects include:
More serious risks may include:
Kidney damage
Low blood sugar
Fast heart rate
Ozempic shouldn’t be taken by people at risk for certain thyroid cancers or who are allergic to its ingredients. Talk with a healthcare professional about your risk of taking Ozempic based on your medical history.
Frequently asked questions
Some people who take Ozempic have reported mood changes, sometimes called “Ozempic personality” by the media. But in reality, there’s no evidence to support this. Ozempic can potentially change how you think about food. However, there’s no evidence that it’ll change your personality.
No. In fact, there’s a small amount of evidence that Ozempic and similar medications might actually help to slow down Alzheimer’s disease. Large research studies are currently underway to better understand what medications like Ozempic do to your brain, plus how they might potentially help protect it over time.
Ozempic mimics a hormone in your body called GLP-1. This is a hormone that’s naturally released in your gut when you eat. It sends signals to your brain (and other parts of your body) that it’s time to stop eating. As a result, many people taking Ozempic eat less often and feel less interested in food.
Some people who take Ozempic have reported mood changes, sometimes called “Ozempic personality” by the media. But in reality, there’s no evidence to support this. Ozempic can potentially change how you think about food. However, there’s no evidence that it’ll change your personality.
No. In fact, there’s a small amount of evidence that Ozempic and similar medications might actually help to slow down Alzheimer’s disease. Large research studies are currently underway to better understand what medications like Ozempic do to your brain, plus how they might potentially help protect it over time.
Ozempic mimics a hormone in your body called GLP-1. This is a hormone that’s naturally released in your gut when you eat. It sends signals to your brain (and other parts of your body) that it’s time to stop eating. As a result, many people taking Ozempic eat less often and feel less interested in food.
The bottom line
Ozempic and similar medications are helpful tools for managing diabetes, weight, and much more. There have previously been some reports of depression and suicidal thoughts in people using Ozempic. But recent data shows no increased risk of depression, suicide, or other mental health conditions when using glucagon-like peptide-1 (GLP-1) agonists. If you experience depression or suicidal thoughts while using Ozempic, talk to a healthcare professional as soon as possible.
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For additional resources or to connect with mental health services in your area, call SAMHSA’s National Helpline at 1-800-662-4357. For immediate assistance, call the National Suicide Prevention Lifeline at 988, or text “HOME” to 741-741 to reach the Crisis Text Line.
References
Borgland, S. L. (2021). Can treatment of obesity reduce depression or vice versa? Journal of Psychiatry & Neuroscience.
Centers for Disease Control and Prevention. (2025). Consequences of obesity.
Centers for Disease Control and Prevention. (2024). Diabetes and mental health.
Doctrow, B. (2024). People taking semaglutide had lower risk of suicidal thoughts. National Institutes of Health.
European Medicines Agency. (2024). Meeting highlights from the Pharmacovigilance Risk Assessment Committee (PRAC) 8-11 April 2024.
Lupkin, S., et al. (2023). As Ozempic use grows, so do reports of possible mental health side effects. NPR.
Miller, A, et al. (2024). Most GLP-1 medications correlated with a lower likelihood of anxiety and depression diagnoses. Epic Research.
National Institute of Mental Health. (2023). Major depression.
Novo Nordisk. (n.d.). What you might expect with Wegovy.
Novo Nordisk. (n.d.). Understanding Saxenda side effects.
Panda, S. S., et al. (2023). A systematic review on the association between obesity and mood disorders and the role of gut microbiota. Metabolites.
Tirrell, M. (2024). Ozempic predecessor suggests potential for GLP-1 drugs in Alzheimer’s in early trial. CNN Health.
U.S. Food and Drug Administration. (2026). FDA requests removal of suicidal behavior and ideation warning from glucagon-like peptide-1 receptor agonist (GLP-1 RA) medications.
Young, J. Y. (2024). Ozempic quiets food noise in the brain – but how? Scientific American.











