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Why do you gain weight on Zoloft?

Author

Sophia Vance

Published Jan 13, 2026

Antidepressants may cause weight gain by interfering with serotonin or histamine neurotransmitters in the brain that control appetite. Some antidepressants may cause drowsiness or fatigue that lower levels of activity, leading to weight gain.

Can Zoloft cause rapid weight gain?

Experts say that for up to 25% of people, most antidepressant medications -- including the popular SSRI (selective serotonin reuptake inhibitor) drugs like Lexapro, Paxil, Prozac, and Zoloft -- can cause a weight gain of 10 pounds or more.

How can I stop gaining weight on Zoloft?

How to Avoid Sertraline Weight Gain

  1. Weigh yourself before you start. ...
  2. Maintain your normal eating habits. ...
  3. Stay active. ...
  4. Weigh yourself weekly, not daily. ...
  5. If you gain weight, tell your healthcare provider. ...
  6. If you lose weight, tell your healthcare provider.

Do you always gain weight on Zoloft?

Antipsychotic drugs, antidepressants , and mood stabilizers are common drugs that have the most potential to increase weight gain. All 12 of the leading antidepressants, including fluoxetine (Prozac), sertraline (Zoloft), and escitalopram (Lexapro), make gaining weight more likely.

Will I lose weight if I stop Zoloft?

If you decrease your daily calorie intake as a result, you could potentially lose weight by stopping your antidepressants. On the other hand, if you experience loss of appetite with depression, and your depression comes back after stopping antidepressants, you may also lose weight.

Does Zoloft cause weight gain? | FNP Explains | Chat and Chill

Does 50mg Zoloft cause weight gain?

Like any medication, antidepressants in the class of selective serotonin reuptake inhibitors (SSRIs) have potential side effects. For some people who take an SSRI such as Prozac (fluoxetine) or Zoloft (sertraline), one of these possible side effects is weight gain.

How can I avoid gaining weight on antidepressants?

As simple as it may sound, the best chance of avoiding, or lessening further, undesirable weight gain when taking a prescribed antidepressant or antipsychotic medication, is to simultaneously participate in a formal weight management program.

Which causes more weight gain Prozac or Zoloft?

That being said, one study published in 2016 in the Journal of Clinical Medicine found that Zoloft can lead to an overall greater weight gain than Prozac when taken long-term. The study found that people taking Prozac for two years gained an average of 4.6 pounds.

How can I lose weight while on antidepressants?

Increasing both aerobic exercise and strength training, ideally four times a week for a minimum of 30 to 45 minutes, can increase muscle tone and metabolism and reduce fat stores. Regular exercise has also been shown to reduce risk for depression relapse when combined with a stable medication regimen.

How can I lose weight after antidepressants?

How to lose weight after antidepressants

  1. Change medication. Some antidepressants aren't linked to weight gain. ...
  2. Look at your lifestyle. One study on SSRI use and weight gain found that weight gain was more likely in people who also had a Western diet, were sedentary, and smoked⁸. ...
  3. Get active. ...
  4. Get a good night's sleep.

Is 50mg of Zoloft a lot?

Most studies suggest that the most effective dose of Zoloft is 50 mg per day. This dose is proven to be the most effective and tolerable dose for most patients.

Which antidepressant causes the most weight gain?

Tricyclic antidepressants such as amitriptyline and tetracyclic antidepressants such as mirtazapine are linked to the most weight gain.

Why do people gain weight on antidepressants?

Antidepressants interfere with serotonin, the neurotransmitter that regulates anxiety and mood while also controlling appetite. In particular, these changes may increase cravings for carbohydrate-rich foods, such as bread, pasta, and desserts.

What is the best antidepressant for weight loss?

Of these three medications, bupropion (Wellbutrin) is the most consistently associated with weight loss. Several studies, including a 2019 meta-analysis of 27 studies, found that bupropion (Wellbutrin) was the only commonly used antidepressant associated with weight loss.

What is the best antidepressant that doesn't cause weight gain?

Antidepressants that do not cause weight gain

According to current scientific research, antidepressants that are least likely to cause weight gain are: Effexor (venlafaxine) Wellbutrin (bupropion) Nefazodone (however, this is rarely used because it can cause severe liver problems)

Should I take Zoloft in the morning or at night?

When is the best time to take sertraline (Zoloft)? Typically, your doctor will recommend that you take your prescribed dose of sertraline once a day, either in the morning or evening. If sertraline makes you drowsy, your doctor may suggest that you take it at bedtime.

Do antidepressants make it hard to lose weight?

The bottom line. Weight changes can be a concern with antidepressants. While more antidepressants typically cause weight gain, a few can reduce appetite, and cause nausea, vomiting, or weight loss. This might be temporary until your body gets used to the medication.

Why can't I seem to lose weight?

At the most basic level, not reaching your weight loss goal can occur when calorie intake is equal to or higher than calorie use. Try strategies such as mindful eating, keeping a food diary, eating more protein, and doing strength exercises.

Does Zoloft decrease appetite?

Most Common Zoloft Side Effects. As with all medications, Zoloft may cause certain unwanted side effects. 1 The most commonly experienced in those taking Zoloft include: Decreased appetite.

Is Zoloft a strong antidepressant?

Both Prozac and Zoloft are considered powerful mental health medications, comparably effective at treating depression and reducing anxiety for the patients who take them. A few clinical trials suggest that Zoloft may have less serious side effects than Prozac.

What is the strongest antidepressant?

The most effective antidepressant compared to placebo was the tricyclic antidepressant amitriptyline, which increased the chances of treatment response more than two-fold (odds ratio [OR] 2.13, 95% credible interval [CrI] 1.89 to 2.41).

Why does Zoloft make me hungry?

SSRIs can increase appetite. You may feel strong cravings for foods rich in carbohydrates. Be mindful of what you are eating when on Zoloft. Simply paying attention to what you're eating—on purpose, and without judging yourself—can often lead people to maintain a healthy weight.

Can you drink on Zoloft?

Avoid alcohol completely while you take Zoloft. Even a single drink can interact with your medication and cause unwanted side effects. The combination of alcohol and Zoloft can cause side effects, and drinking alcohol can make your depression worse.

Do all SSRIs cause weight gain?

Weight gain is a possible side effect of nearly all antidepressants. However, each person responds to antidepressants differently. Some people gain weight when taking a certain antidepressant, while others don't.

How much weight did you gain on Zoloft?

Zoloft (sertraline) may lead to a small weight gain ranging from 1% to 1.6% of initial body weight when used over 6 months to 1 year. For example, in a 150 lb (68 kg) person, this would equal an added 1.5 to 2.4 lbs (0.7 to 1.1 kg) of weight.