Bolt Guides

Expert insights on weight loss and more.

Featured

Wegovy

min read

Wegovy Pill UK: Approval, Eligibility, Dosing and Safety

The Wegovy pill (oral semaglutide) is now MHRA-approved in the UK. Who can take it, the dosing schedule, how to take it, and how it compares with the injection.

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Weight loss

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Weight Loss

min read

Weight Loss Pills and Alcohol: Risks, Interactions and UK Guidance

How alcohol interacts with UK weight loss medications including Wegovy, the oral Wegovy pill, Mysimba and orlistat: key risks and when to seek advice.

Bio-Rad HPLC HbA1c Testing: NHS Laboratory Guide and NICE Guidance

Weight Loss

min read

Bio-Rad HPLC HbA1c Testing: NHS Laboratory Guide and NICE Guidance

Bio-Rad HPLC HbA1c testing explained: how ion-exchange chromatography works, NHS laboratory use, NICE diagnostic thresholds, haemoglobin variant interference, and MHRA compliance guidance.

Gastric Sleeve Surgery: How It Works, Eligibility and Long-Term Outcomes

Weight Loss

min read

Gastric Sleeve Surgery: How It Works, Eligibility and Long-Term Outcomes

Gastric sleeve surgery explained: how sleeve gastrectomy works, NHS eligibility criteria, what to expect before and after surgery, risks, and long-term outcomes. Evidence-based UK guidance.

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GLP-1 Brands

Read all on GLP-1 brands

Wegovy

Answer all your questions about Wegovy treatments for weight loss.

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Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

Read Mounjaro guides

GLP-1 Brands

min read

Rybelsus for Weight Loss: Evidence, Safety, and UK Prescribing Guidance

Is Rybelsus a good weight loss pill? How oral semaglutide compares to the new Wegovy pill (25 mg), the evidence, side effects, and UK prescribing guidance.

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Rybelsus for Weight Loss: Evidence, Safety, and UK Prescribing Guidance

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

GLP-1 Brands

min read

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

How much bacteriostatic water to mix with retatrutide — understand reconstitution principles, UK regulatory status, safety risks, and when to seek medical advice before use.

Retatrutide in Pill Form: What UK Patients Need to Know

GLP-1 Brands

min read

Retatrutide in Pill Form: What UK Patients Need to Know

Can you get retatrutide in pill form? Find out why no oral version exists yet, how peptide medicines work, and which licensed weight loss treatments are available in the UK right now.

How to Eat on Retatrutide: UK Dietary and Safety Guide

GLP-1 Brands

min read

How to Eat on Retatrutide: UK Dietary and Safety Guide

How to eat on retatrutide: expert UK dietary guidance covering meal patterns, foods to prioritise, managing nausea, and staying well-nourished during treatment. Read now.

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Men’s Health

Testosterone

Answer all your questions about testosterone.

Read testosterone guides

Erectile dysfunction

Answer all your questions about erectile dysfunction.

Read erectile dysfunction guides

Erectile Dysfunction

min read

Does Rybelsus Cause Erectile Dysfunction?

Rybelsus is not listed as a cause of erectile dysfunction. Explore the UK evidence on semaglutide and sexual health, and how to manage ED with diabetes.

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Testosterone

min read

Does Testosterone Treatment Cause Hunger? UK Guide to TRT and Appetite

Does testosterone treatment cause hunger? Discover how TRT may influence appetite, the mechanisms involved, and practical strategies to manage hunger changes during testosterone therapy in the UK.

Can Testogel Make You Lethargic? Causes and Management

Testosterone

min read

Can Testogel Make You Lethargic? Causes and Management

Can Testogel make you feel tired? Discover why testosterone replacement therapy may cause lethargy, key warning signs to watch for, and evidence-based strategies to manage fatigue during TRT in the UK.

Testosterone

min read

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Can testosterone treatments cause swollen feet? Discover how TRT affects fluid retention, when to seek medical advice, management strategies, and alternative causes of peripheral oedema during testosterone therapy.

Could Ozempic Cause Seizures? UK Evidence and Safety Guidance

GLP-1 Brands

min read

Could Ozempic Cause Seizures? UK Evidence and Safety Guidance

Could Ozempic cause seizures? Explore the evidence, understand recognised side effects of semaglutide, and learn when to seek medical advice whilst taking this type 2 diabetes medication in the UK.

Can CoQ10 Cause Diarrhoea? Side Effects Explained

Supplements

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Can CoQ10 Cause Diarrhoea? Side Effects Explained

Can CoQ10 cause diarrhoea? Discover why this supplement may trigger digestive upset in some people, how common it is, and practical strategies to reduce side effects whilst taking CoQ10 safely.

Can You Become Lactose Intolerant After Gastric Sleeve Surgery?

Weight Loss

min read

Can You Become Lactose Intolerant After Gastric Sleeve Surgery?

Can you become lactose intolerant after gastric sleeve surgery? Learn why it happens, how to recognise symptoms, and how to manage your diet safely with expert UK guidance.

Weight Loss

min read

Best Weight Loss Pills for Insulin Resistance: UK-Licensed Options Explained

Best weight loss pills for insulin resistance: UK-licensed options including metformin, orlistat, semaglutide and the new oral Wegovy pill, explained.

Seroma Formation After Gynaecomastia Surgery: Causes, Treatment and Prevention

Weight Loss

min read

Seroma Formation After Gynaecomastia Surgery: Causes, Treatment and Prevention

Seroma formation after gynaecomastia surgery explained — causes, symptoms, risk factors, and UK treatment options including aspiration and compression. Read our expert clinical guide.

Mounjaro

min read

Does Mounjaro Cause Organ Damage? Safety Evidence and Monitoring

Does Mounjaro cause organ damage? Explore the evidence on tirzepatide's safety profile, potential risks to organs, monitoring requirements, and when to seek medical advice for safe use.

Is Insomnia a Side Effect of Ozempic? UK Evidence and Guidance

GLP-1 Brands

min read

Is Insomnia a Side Effect of Ozempic? UK Evidence and Guidance

Is insomnia a side effect of Ozempic? Discover what UK prescribing information says about sleep disturbances with semaglutide, potential causes of sleep problems, and practical strategies to improve sleep quality whilst managing type 2 diabetes effectively.

Wegovy

min read

Wegovy Diet: Can You Eat Watermelon?

Find out what to eat on Wegovy and whether watermelon fits your plan. Practical dietary guidance to support weight management and manage side effects.

Incretins vs Bolus Insulin: Which Diabetes Treatment Is Right for You?

Weight Loss

min read

Incretins vs Bolus Insulin: Which Diabetes Treatment Is Right for You?

Incretins vs bolus insulin: discover the key differences in effectiveness, side effects, and suitability for type 2 diabetes. Learn which treatment may be right for you with expert UK guidance.

Weight Loss

min read

2 Month Calorie Deficit: Safe Weight Loss Guide

Discover how a 2-month calorie deficit works, how much weight you can safely lose, and when to seek medical advice. Evidence-based guidance aligned with NHS and NICE recommendations for sustainable fat loss.

Mounjaro

min read

Mounjaro and Laser Hair Removal: UK Safety Guide

Can you have laser hair removal whilst taking Mounjaro? Discover the safety considerations, timing advice, and precautions for combining tirzepatide with laser treatments in this expert UK medical guide.

Cost

min read

Mounjaro vs Wegovy Cost UK: Price Comparison & Savings

Compare Mounjaro and Wegovy prices in the UK. See monthly costs (£189–£299), NHS availability, and which offers better value for weight management.

Hair Loss

min read

Vitamins for Hair Loss in Women: Evidence, Safety and NHS Guidance

Vitamins for hair loss in women — find out which nutrients are clinically linked to hair shedding, how deficiencies are diagnosed on the NHS, supplement safety guidance, and when to see your GP.

Hair Loss

min read

Crown of Head Hair Loss: Causes, Diagnosis, and UK Treatments

Crown of head hair loss explained: causes, NHS diagnosis, and UK-licensed treatments including minoxidil and finasteride. Find out when to see your GP and what lifestyle changes may help.

Wegovy

min read

Can You Take Metformin with Wegovy? Safety and Guidance

Can you take metformin with Wegovy? Discover how these medications work together safely for type 2 diabetes and weight management, including side effects, monitoring, and what to discuss with your GP before combining treatments.

Bolt Guides

Featured

Wegovy Pill UK: Approval, Eligibility, Dosing and Safety

Weight loss

Weight Loss Pills and Alcohol: Risks, Interactions and UK Guidance

Bio-Rad HPLC HbA1c Testing: NHS Laboratory Guide and NICE Guidance

Gastric Sleeve Surgery: How It Works, Eligibility and Long-Term Outcomes

GLP-1 Brands

Wegovy

Mounjaro

Rybelsus for Weight Loss: Evidence, Safety, and UK Prescribing Guidance

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

Retatrutide in Pill Form: What UK Patients Need to Know

How to Eat on Retatrutide: UK Dietary and Safety Guide

Men’s Health

Testosterone

Erectile dysfunction

Does Rybelsus Cause Erectile Dysfunction?

Does Testosterone Treatment Cause Hunger? UK Guide to TRT and Appetite

Can Testogel Make You Lethargic? Causes and Management

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Browse all

Could Ozempic Cause Seizures? UK Evidence and Safety Guidance

Can CoQ10 Cause Diarrhoea? Side Effects Explained

Can You Become Lactose Intolerant After Gastric Sleeve Surgery?

Best Weight Loss Pills for Insulin Resistance: UK-Licensed Options Explained

Seroma Formation After Gynaecomastia Surgery: Causes, Treatment and Prevention

Does Mounjaro Cause Organ Damage? Safety Evidence and Monitoring

Is Insomnia a Side Effect of Ozempic? UK Evidence and Guidance

Wegovy Diet: Can You Eat Watermelon?

Incretins vs Bolus Insulin: Which Diabetes Treatment Is Right for You?

2 Month Calorie Deficit: Safe Weight Loss Guide

Mounjaro and Laser Hair Removal: UK Safety Guide

Mounjaro vs Wegovy Cost UK: Price Comparison & Savings

Vitamins for Hair Loss in Women: Evidence, Safety and NHS Guidance

Crown of Head Hair Loss: Causes, Diagnosis, and UK Treatments

Can You Take Metformin with Wegovy? Safety and Guidance