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.

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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.

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Erectile dysfunction

Answer all your questions about erectile dysfunction.

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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.

Can You Take Januvia and Rybelsus Together?

GLP-1 Brands

min read

Can You Take Januvia and Rybelsus Together?

Can you take Januvia and Rybelsus together? Discover why UK guidance advises against combining these type 2 diabetes medications, how they work differently, and what alternative treatment options are available for better blood glucose control.

Best Laxative to Take with Ozempic: UK Clinical Guidance

GLP-1 Brands

min read

Best Laxative to Take with Ozempic: UK Clinical Guidance

Discover the best laxative to take with Ozempic for managing constipation safely. Expert guidance on macrogol, bulk-forming agents, and lifestyle changes based on NICE and NHS recommendations for UK patients.

Coenzyme Q10 for Fatty Liver: Evidence, Dosage and Safety

Weight Loss

min read

Coenzyme Q10 for Fatty Liver: Evidence, Dosage and Safety

Discover what the evidence says about coenzyme Q10 for fatty liver disease, including dosage, safety, side effects, and why lifestyle changes remain the gold standard treatment recommended by NICE.

Mounjaro

min read

Does Mounjaro Help With Cellulite? UK Evidence and Guidance

Does Mounjaro help with cellulite? Discover the evidence on whether this type 2 diabetes medication improves cellulite appearance, what to expect from weight loss, and evidence-based approaches to managing cellulite in the UK.

Gila Monster Venom and GLP-1: From Discovery to Diabetes Treatment

Weight Loss

min read

Gila Monster Venom and GLP-1: From Discovery to Diabetes Treatment

Discover how Gila monster venom and GLP-1 led to breakthrough diabetes treatments. Learn about exendin-4, modern GLP-1 medications, NHS access, clinical benefits, and safety considerations in UK practice.

Is Rice Good for a Calorie Deficit? UK Dietary Guide

Weight Loss

min read

Is Rice Good for a Calorie Deficit? UK Dietary Guide

Is rice good for a calorie deficit? Discover how rice fits into a weight loss diet, white vs brown rice compared, NHS-aligned portion guidance, and the best foods to pair with rice.

Testosterone

min read

Can Testosterone Treatment Shrink Your Testicles? UK Guide

Can testosterone treatment shrink your testicles? Discover how TRT affects testicular size, why it happens, how common it is, management strategies including hCG, and when to seek medical advice for testicular symptoms during testosterone therapy.

Magnesium with L-Threonate: UK Guide to Benefits and Safety

Supplements

min read

Magnesium with L-Threonate: UK Guide to Benefits and Safety

Magnesium with L-threonate: discover how this specialised brain-targeted supplement differs from standard magnesium, its potential cognitive benefits, recommended dosages, safety considerations, and what UK patients need to know before supplementing.

Erectile Dysfunction

min read

Does Circumcision Help Erectile Dysfunction? UK Evidence Review

Does circumcision help erectile dysfunction? Discover what medical evidence reveals about circumcision and ED, when it may help, and proven NHS treatments for erectile problems in the UK.

Foamies After Gastric Sleeve: Causes, Management and When to Seek Help

Weight Loss

min read

Foamies After Gastric Sleeve: Causes, Management and When to Seek Help

Foamies after gastric sleeve surgery explained — discover why they happen, common triggers, home management tips, and when to contact your bariatric team. UK clinical guidance.

Berberine and Thyroid Meds: UK Safety Guidance

Supplements

min read

Berberine and Thyroid Meds: UK Safety Guidance

Berberine and thyroid meds: discover essential safety guidance for UK patients taking levothyroxine or other thyroid treatments alongside berberine supplements, including timing, monitoring, and when to consult your GP.

Why Am I Still Hungry on Ozempic? Causes and Solutions

GLP-1 Brands

min read

Why Am I Still Hungry on Ozempic? Causes and Solutions

Still feeling hungry on Ozempic? Discover why appetite suppression varies, how dosage and lifestyle factors influence hunger, and when to consult your GP about persistent appetite on semaglutide treatment.

Paracetamol After Gastric Sleeve: Safe Dosing and UK Guidance

Weight Loss

min read

Paracetamol After Gastric Sleeve: Safe Dosing and UK Guidance

Paracetamol after gastric sleeve surgery: UK guidance on safe dosing, best formulations, medicines to avoid, and when to seek advice from your bariatric team or GP.

Dwayne Johnson Gynecomastia Surgery: UK Guide to Male Breast Reduction

Weight Loss

min read

Dwayne Johnson Gynecomastia Surgery: UK Guide to Male Breast Reduction

Dwayne Johnson gynecomastia surgery has fuelled interest in male breast reduction. Learn what gynaecomastia is, UK surgical options, risks, recovery, and how to access safe, regulated treatment.

Does Fatty Liver Cause Flatulence? Evidence and Advice

Weight Loss

min read

Does Fatty Liver Cause Flatulence? Evidence and Advice

Does fatty liver cause flatulence? Discover the evidence behind this common concern, explore the indirect links between NAFLD and digestive symptoms, and learn when to seek medical advice for liver health and excessive gas.

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

Can You Take Januvia and Rybelsus Together?

Best Laxative to Take with Ozempic: UK Clinical Guidance

Coenzyme Q10 for Fatty Liver: Evidence, Dosage and Safety

Does Mounjaro Help With Cellulite? UK Evidence and Guidance

Gila Monster Venom and GLP-1: From Discovery to Diabetes Treatment

Is Rice Good for a Calorie Deficit? UK Dietary Guide

Can Testosterone Treatment Shrink Your Testicles? UK Guide

Magnesium with L-Threonate: UK Guide to Benefits and Safety

Does Circumcision Help Erectile Dysfunction? UK Evidence Review

Foamies After Gastric Sleeve: Causes, Management and When to Seek Help

Berberine and Thyroid Meds: UK Safety Guidance

Why Am I Still Hungry on Ozempic? Causes and Solutions

Paracetamol After Gastric Sleeve: Safe Dosing and UK Guidance

Dwayne Johnson Gynecomastia Surgery: UK Guide to Male Breast Reduction

Does Fatty Liver Cause Flatulence? Evidence and Advice