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.

Read Wegovy guides

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.

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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.

Mounjaro

min read

Peanut Butter on Mounjaro: Safety, Nutrition and Portion Control Guide

Can you eat peanut butter on Mounjaro? Discover how to safely include peanut butter in your diet whilst taking tirzepatide, with expert guidance on portion control, nutritional benefits, and managing side effects for optimal diabetes and weight management outcomes.

Does Rosuvastatin Help Fatty Liver? Evidence and Safety Guide

Weight Loss

min read

Does Rosuvastatin Help Fatty Liver? Evidence and Safety Guide

Does rosuvastatin help fatty liver disease? Discover the latest evidence on rosuvastatin's safety and potential benefits for NAFLD patients, plus essential lifestyle changes and when to seek specialist care.

When to Take Tadalafil for Gym: Safety and Medical Guidance

Erectile Dysfunction

min read

When to Take Tadalafil for Gym: Safety and Medical Guidance

When to take tadalafil for gym use: understand why this prescription medicine is not indicated for exercise performance, the potential risks during physical activity, and safe, evidence-based alternatives for enhancing your workouts.

Mounjaro

min read

Will Mounjaro Get Rid of Belly Fat? UK Clinical Evidence

Discover how Mounjaro (tirzepatide) affects belly fat and overall weight loss. Learn about clinical evidence, realistic expectations, safety considerations, and UK prescribing guidelines for this dual GIP/GLP-1 receptor agonist.

How Much Magnesium Glycinate Per Day: UK Dosage Guide

Supplements

min read

How Much Magnesium Glycinate Per Day: UK Dosage Guide

How much magnesium glycinate per day is safe and effective? Discover UK-recommended dosages, factors affecting your needs, safety limits, and when to consult your GP before supplementing with magnesium glycinate.

Mounjaro

min read

Mounjaro Injection and Alcohol: UK Safety Guidelines

Can you drink alcohol whilst taking Mounjaro injection? Discover how Mounjaro injection and alcohol affect blood sugar levels, gastrointestinal side effects, and UK safety guidelines for patients with type 2 diabetes or using tirzepatide for weight management.

Hair Loss

min read

Can Gabapentin Cause Hair Loss? UK Evidence and Advice

Can gabapentin cause hair loss? Learn what the MHRA-approved evidence says, which conditions and medicines are more likely causes, and when to speak to your GP or pharmacist in the UK.

Do You Get Vitamin D From Tanning Beds? UK Safety Guidance

Supplements

min read

Do You Get Vitamin D From Tanning Beds? UK Safety Guidance

Do you get vitamin D from tanning beds? Discover why tanning beds are unsafe for vitamin D production and learn evidence-based alternatives recommended by the NHS, including safe sun exposure, dietary sources, and supplements to maintain adequate vitamin D levels in the UK.

How to Flush Tadalafil Out of Your System: UK Medical Guide

Erectile Dysfunction

min read

How to Flush Tadalafil Out of Your System: UK Medical Guide

How to flush tadalafil out of your system: Learn why rapid elimination isn't possible, how long tadalafil stays in your body (3.5–4 days), natural clearance processes, when to seek medical advice, and safe discontinuation guidance from UK clinical experts.

Testosterone

min read

How Long for Testosterone Treatment to Wear Off: UK Guide

How long for testosterone treatment to wear off? Discover the timeline for testosterone levels to decline after stopping TRT, factors affecting recovery, symptoms to expect, and practical management strategies for UK patients.

Low Blood Pressure After Gastric Sleeve: Causes, Symptoms & Management

Weight Loss

min read

Low Blood Pressure After Gastric Sleeve: Causes, Symptoms & Management

Low blood pressure after gastric sleeve surgery — find out why it happens, how to recognise symptoms, when to seek NHS medical advice, and how to manage your medications and recovery safely.

Liver Too Big for Gastric Sleeve: Causes, Assessment & Solutions

Weight Loss

min read

Liver Too Big for Gastric Sleeve: Causes, Assessment & Solutions

Liver too big for gastric sleeve surgery? Learn why hepatic steatosis affects bariatric safety, how UK surgeons assess liver size, and how the pre-operative liver reduction diet can help you proceed safely.

Banda Gástrica o Bypass Gástrico: UK Guide to Bariatric Surgery

Weight Loss

min read

Banda Gástrica o Bypass Gástrico: UK Guide to Bariatric Surgery

Banda gástrica o bypass gástrico — compare how each weight loss surgery works, NHS eligibility under NICE guidelines, risks, recovery, and long-term outcomes. Read our UK clinical guide.

Does GLP-1 Help with Dementia? Current Evidence and Clinical Guidance

Weight Loss

min read

Does GLP-1 Help with Dementia? Current Evidence and Clinical Guidance

Does GLP-1 help with dementia? Explore the latest evidence on GLP-1 receptor agonists and cognitive function, including ongoing trials, potential neuroprotective mechanisms, and current UK clinical guidance for patients and healthcare professionals.

Amiodarone and Gynaecomastia: Causes, Risks, and Management

Weight Loss

min read

Amiodarone and Gynaecomastia: Causes, Risks, and Management

Does amiodarone cause gynaecomastia? Learn how amiodarone-induced thyroid dysfunction may trigger breast tissue enlargement in men, what monitoring is needed, and when to see your GP.

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

Peanut Butter on Mounjaro: Safety, Nutrition and Portion Control Guide

Does Rosuvastatin Help Fatty Liver? Evidence and Safety Guide

When to Take Tadalafil for Gym: Safety and Medical Guidance

Will Mounjaro Get Rid of Belly Fat? UK Clinical Evidence

How Much Magnesium Glycinate Per Day: UK Dosage Guide

Mounjaro Injection and Alcohol: UK Safety Guidelines

Can Gabapentin Cause Hair Loss? UK Evidence and Advice

Do You Get Vitamin D From Tanning Beds? UK Safety Guidance

How to Flush Tadalafil Out of Your System: UK Medical Guide

How Long for Testosterone Treatment to Wear Off: UK Guide

Low Blood Pressure After Gastric Sleeve: Causes, Symptoms & Management

Liver Too Big for Gastric Sleeve: Causes, Assessment & Solutions

Banda Gástrica o Bypass Gástrico: UK Guide to Bariatric Surgery

Does GLP-1 Help with Dementia? Current Evidence and Clinical Guidance

Amiodarone and Gynaecomastia: Causes, Risks, and Management