PCOS & Weight Gain

Polycystic ovary syndrome is a common hormonal condition that can make weight management more difficult. Insulin resistance, appetite changes, and irregular cycles often occur together. 

In this guide Medicspot’s clinical weight loss experts help you understand the relationship between PCOS and weight, including whether GLP-1 receptor agonists are an option for weight management in this scenario.

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NICE and MHRA approved medications

Nutrition and coaching support included

Fast Facts

What is PCOS and how does it relate to weight gain?

Polycystic Ovary Syndrome (PCOS) is a hormonal disorder that affects how a woman’s ovaries work. It often leads to weight gain, particularly around the abdomen, due to hormonal imbalances and insulin resistance.

How common is weight gain with PCOS?

Weight gain is very common in PCOS. Up to 75% of women with PCOS experience difficulties managing their weight.

Is PCOS-related weight gain serious?

Yes. Weight gain can worsen PCOS symptoms and increase the risk of serious conditions like type 2 diabetes, heart disease, and infertility.

When and how to get help with PCOS and weight gain

If you’re struggling to manage your weight alongside other symptoms like irregular periods or acne, see a GP or endocrinologist for diagnosis and support.

Signs & Symptoms

How to know if you have PCOS-related weight gain

  • Excess weight gain
  • Difficulty losing weight despite efforts
  • Irregular or absent periods
  • Excess hair growth (hirsutism)
  • Acne or oily skin

Typical signs and symptoms of PCOS

  • Irregular menstruation
  • Mood changes
  • Thinning hair on the scalp
  • Skin darkening in body folds

Complications of untreated PCOS-related weight gain

  • Type 2 diabetes
  • Cardiovascular disease
  • Sleep apnoea
  • Emotional distress and low self-esteem

Causes & Risk Factors

What causes weight gain in PCOS?

  • Insulin resistance leading to higher insulin levels
  • Hormonal imbalances (high androgens)
  • Slower metabolism

Risk factors for PCOS and weight gain

  • Family history of PCOS
  • Sedentary lifestyle
  • Poor dietary habits
  • Stress and sleep disturbances

Is PCOS-related weight gain hereditary or lifestyle-based?

Both. Genetics play a significant role, but lifestyle factors can worsen or help manage the condition.

Diagnosis

How is PCOS diagnosed?

A combination of medical history, physical examination, ultrasound imaging of the ovaries, and blood tests to check hormone levels.

Tests and assessments used to identify PCOS and weight-related risks

  • Blood sugar and insulin testing
  • Lipid profile
  • Hormone level testing (e.g., testosterone)
  • Pelvic ultrasound

Treatment Options

Medical treatment for PCOS and weight management

  • Hormonal birth control pills to regulate periods
  • Metformin to improve insulin resistance
  • Medications to reduce androgen levels

Therapies and interventions for PCOS-related weight gain

  • Nutritional counselling
  • Behavioural therapy for lifestyle changes
  • Structured weight loss programmes

Do medications help with PCOS-related weight gain?

Medications can help improve insulin sensitivity and hormonal balance, supporting weight management when combined with lifestyle changes.

Lifestyle and Home Remedies

Lifestyle changes to manage PCOS-related weight gain

  • Balanced, low-glycaemic index (GI) diet
  • Regular cardiovascular and resistance exercise
  • Stress management practices
  • Prioritising sleep hygiene

Home remedies and self-help strategies

  • Tracking meals and symptoms
  • Using mindfulness techniques to avoid emotional eating
  • Building a supportive community or network

When to see a Doctor

When should you get medical help for PCOS and weight gain?

  • Difficulty managing weight despite efforts
  • Severe or worsening symptoms
  • Concerns about fertility
  • Signs of depression or emotional distress

Special Populations

PCOS in adolescents

Early diagnosis and lifestyle interventions are key to preventing long-term complications.

PCOS during pregnancy

PCOS increases the risk of pregnancy complications. Careful monitoring and management are essential.

PCOS in older women

Although symptoms may lessen with age, metabolic risks often remain and require ongoing attention.

Prevention

Can you prevent PCOS-related weight gain?

While PCOS itself cannot always be prevented, maintaining a healthy lifestyle can significantly minimise weight gain and complications. Increase in weight in PCOS leads to further insulin resistance making weight loss harder. Losing weight helps this.

Tips to reduce your risk of weight gain with PCOS

  • Focus on whole foods and balanced meals
  • Stay physically active
  • Manage stress effectively
  • Attend regular health check-ups

Recovery and Long-term Management

Living with PCOS and weight issues

Long-term success involves ongoing management of both hormonal and lifestyle factors, with regular support from healthcare professionals.

How to manage PCOS-related weight issues in the long term

  • Consistent healthy eating
  • Regular exercise
  • Medication adherence where prescribed
  • Psychological support if needed

Get Treatment from Medicspot

Our mission

Medicspot is dedicated to supporting individuals in achieving healthier weights through evidence-based, compassionate healthcare. We believe in empowering patients with the tools and support needed for sustainable success.

How to get treatment

Take the first step towards a healthier future with Medicspot today.

Ready to find out if you are eligible for treatment? Start assessment.

Want to talk to an advisor first? Book a call.

See how much you could lose

Based on the results of a clinical study with 806 participants.

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About the author and reviewer

Dr Jackir Hussain is a GP who has been a doctor for 14 years after obtaining his medical degree from the University of Manchester, England. He has worked across a range of primary care settings and has special interests in weight management and telemedicine.

Dr Abby Hyams completed her medical training in Bristol and has been a GP for 19 years, spending many of those as a partner in an NHS practice in Hemel Hempstead. She has a particular passion for supporting patients with weight loss and promoting positive behaviour change, helping individuals build sustainable habits that improve their long-term health and wellbeing.

Disclaimer

This article is for general information only and should not be used for the diagnosis or treatment of medical conditions. Medic Spot Limited has used all reasonable care in compiling the information but makes no warranty as to its accuracy. Consult a doctor or other health care professional for diagnosis and treatment of medical conditions. In the event of an emergency, please call 999 for immediate assistance.

There is no guarantee of a specific weight loss medication being prescribed. Clinicians will review your online questionnaire alongside other independently validated medical information about you and will recommend the most appropriate weight loss treatments for you based on your answers. In some cases the clinicians may contact you for additional information. See Terms of Service for more information.