Bolt Guides

Expert insights on weight loss and more.

Featured

Wegovy

min read

Switching From Wegovy Injection to Pill: UK Prescribing Guide

Switching from Wegovy injection to pill? Learn how the UK-approved transition from 2.4 mg weekly injections to 25 mg daily tablets works, who it suits, and what to expect.

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Weight loss

Read all on weight loss

POTS After Bariatric Surgery: Causes, Symptoms and NHS Treatment

Weight Loss

min read

POTS After Bariatric Surgery: Causes, Symptoms and NHS Treatment

POTS after bariatric surgery: understand why it develops, how to recognise symptoms, NHS treatment options, lifestyle adjustments, and when to seek urgent medical advice.

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

Weight Loss

min read

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

Blood glucose readings for non-diabetics explained: discover normal UK ranges, how tests work, what affects your results, and when to see your GP. Evidence-based NHS guidance.

How to Reverse a 5.8% HbA1c: NHS-Backed Lifestyle Advice

Weight Loss

min read

How to Reverse a 5.8% HbA1c: NHS-Backed Lifestyle Advice

How to reverse a 5.8% HbA1c with NHS-backed diet, exercise, and lifestyle advice. Understand what your result means, how long changes take, and when to see your GP.

Read all on weight loss

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

Retatrutide Injections: UK Guide to Administration, Dosing, and Safety

Retatrutide injections explained: learn how this investigational triple agonist is administered in clinical trials, including technique, dosing, storage, and UK safety guidance.

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Retatrutide Injections: UK Guide to Administration, Dosing, and Safety

Retatrutide: What It Is Made Of and How It Works

GLP-1 Brands

min read

Retatrutide: What It Is Made Of and How It Works

Retatrutide is a synthetic triple receptor agonist peptide targeting GLP-1, GIP, and glucagon receptors. Learn how it works, what it's made of, and its current UK regulatory status.

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

GLP-1 Brands

min read

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

Feeling cold on retatrutide? Learn why this happens, how common it is in clinical trials, when to seek medical advice, and practical tips to manage cold sensations safely.

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.

Read all on GLP-1 brands

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

How to Treat Rash From Testosterone Treatment: Expert Guide

Discover how to treat rash from testosterone treatment with expert guidance on identifying skin reactions, immediate management steps, medical treatments, and prevention strategies to continue TRT safely and comfortably.

Testosterone

min read

Does Testosterone Treatment Cause Muscle Pain? UK Evidence & Guidance

Does testosterone treatment cause muscle pain? Discover the evidence on muscle discomfort during TRT, including causes, when to seek help, and how to manage symptoms safely. Expert UK guidance for patients and clinicians.

How Much Testogel Should a Man Use? UK Dosage Guide

Testosterone

min read

How Much Testogel Should a Man Use? UK Dosage Guide

How much Testogel should a man use? Discover recommended starting doses, how to adjust treatment based on testosterone levels, proper application techniques, and essential safety guidance for men prescribed this testosterone replacement therapy in the UK.

Hair Loss

min read

Does Lamotrigine Cause Hair Loss? UK Guidance Explained

Does lamotrigine cause hair loss? Learn what UK clinical guidance says about this uncommon side effect, how to tell if lamotrigine is the cause, and what to do next.

Can You Take Saxenda at Bedtime? Timing and Safety Guide

GLP-1 Brands

min read

Can You Take Saxenda at Bedtime? Timing and Safety Guide

Can you take Saxenda at bedtime? Yes—discover when to inject Saxenda for weight management, how timing affects side effects, and expert guidance on safe, effective use for optimal results.

Does GLP-1 Cause Memory Loss? UK Evidence and Guidance

Weight Loss

min read

Does GLP-1 Cause Memory Loss? UK Evidence and Guidance

Does GLP-1 cause memory loss? Discover what current UK clinical evidence reveals about GLP-1 receptor agonists and cognitive function, including when to seek medical advice about memory concerns.

Berberine After Gastric Sleeve: Risks, Interactions and UK Guidance

Weight Loss

min read

Berberine After Gastric Sleeve: Risks, Interactions and UK Guidance

Berberine after gastric sleeve surgery: understand the risks, drug interactions, and what UK clinical guidelines say before considering this supplement post-operatively.

HPLC vs Capillary Electrophoresis for HbA1c: NHS Guide

Weight Loss

min read

HPLC vs Capillary Electrophoresis for HbA1c: NHS Guide

HPLC vs capillary electrophoresis for HbA1c: compare accuracy, interferences, haemoglobin variant handling, and NHS regulatory requirements to choose the right method for reliable diabetes testing.

CoQ10 Benefits for Men: Evidence, Dosage and Safety Guidance

Supplements

min read

CoQ10 Benefits for Men: Evidence, Dosage and Safety Guidance

Discover evidence-based CoQ10 benefits for men, including cardiovascular health, fertility support, and energy production. Learn about recommended dosages, safety considerations, and UK clinical guidance on supplementation.

Does Tadalafil Conflict When Taken With Sildenafil? UK Guide

Erectile Dysfunction

min read

Does Tadalafil Conflict When Taken With Sildenafil? UK Guide

Does tadalafil conflict when taken with sildenafil? Discover why combining these erectile dysfunction medications is not recommended, the risks involved, and safe alternatives. Expert UK medical guidance on PDE5 inhibitors and when to speak to your GP about ED treatment.

Is Retatrutide Safe for Women? UK Evidence and Guidance

GLP-1 Brands

min read

Is Retatrutide Safe for Women? UK Evidence and Guidance

Is retatrutide safe for women? Explore the latest clinical evidence, hormonal and reproductive risks, side effects, and UK regulatory status of this investigational weight-loss treatment.

Herbs That Burn Visceral Fat: Evidence, Safety, and NHS Guidance

Weight Loss

min read

Herbs That Burn Visceral Fat: Evidence, Safety, and NHS Guidance

Herbs that burn visceral fat — do they really work? Explore the clinical evidence on green tea, turmeric, berberine and more, plus NHS-recommended strategies and safety advice from UK guidelines.

How Much CoQ10 for Fertility: UK Dosage and Evidence Guide

Supplements

min read

How Much CoQ10 for Fertility: UK Dosage and Evidence Guide

Discover evidence-based guidance on CoQ10 dosage for fertility in the UK. Learn how much CoQ10 to take, when to start supplementation, safety considerations, and what the research shows for male and female reproductive health.

Constipation After Gastric Band Surgery: Causes & Relief

Weight Loss

min read

Constipation After Gastric Band Surgery: Causes & Relief

Struggling with constipation after gastric band surgery? Learn safe remedies, when to worry, and when to contact your GP or bariatric team.

What Is Resting Energy Expenditure? Understanding Your Metabolic Rate

Weight Loss

min read

What Is Resting Energy Expenditure? Understanding Your Metabolic Rate

What is resting energy expenditure (REE)? Discover how your body uses energy at rest, the factors affecting your metabolic rate, and why understanding REE matters for health and weight management.

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.

Mounjaro

min read

Does Mounjaro Cause Acne? Evidence and Management Guide

Does Mounjaro cause acne? Explore the evidence linking tirzepatide to skin changes, understand potential mechanisms, and discover practical tips for managing skin health during treatment with UK clinical guidance.

Allergy Medication While on the Butrans Patch: UK Safety Guide

Supplements

min read

Allergy Medication While on the Butrans Patch: UK Safety Guide

Allergy medication while on the Butrans patch — find out which antihistamines are safer, which interactions to avoid, and when to consult your GP or pharmacist. UK-focused, NHS-aligned guidance.

Bolt Guides

Featured

Switching From Wegovy Injection to Pill: UK Prescribing Guide

Weight loss

POTS After Bariatric Surgery: Causes, Symptoms and NHS Treatment

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

How to Reverse a 5.8% HbA1c: NHS-Backed Lifestyle Advice

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Injections: UK Guide to Administration, Dosing, and Safety

Retatrutide: What It Is Made Of and How It Works

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

Retatrutide in Pill Form: What UK Patients Need to Know

Men’s Health

Testosterone

Erectile dysfunction

Does Rybelsus Cause Erectile Dysfunction?

How to Treat Rash From Testosterone Treatment: Expert Guide

Does Testosterone Treatment Cause Muscle Pain? UK Evidence & Guidance

How Much Testogel Should a Man Use? UK Dosage Guide

Browse all

Does Lamotrigine Cause Hair Loss? UK Guidance Explained

Can You Take Saxenda at Bedtime? Timing and Safety Guide

Does GLP-1 Cause Memory Loss? UK Evidence and Guidance

Berberine After Gastric Sleeve: Risks, Interactions and UK Guidance

HPLC vs Capillary Electrophoresis for HbA1c: NHS Guide

CoQ10 Benefits for Men: Evidence, Dosage and Safety Guidance

Does Tadalafil Conflict When Taken With Sildenafil? UK Guide

Is Retatrutide Safe for Women? UK Evidence and Guidance

Herbs That Burn Visceral Fat: Evidence, Safety, and NHS Guidance

How Much CoQ10 for Fertility: UK Dosage and Evidence Guide

Constipation After Gastric Band Surgery: Causes & Relief

What Is Resting Energy Expenditure? Understanding Your Metabolic Rate

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

Does Mounjaro Cause Acne? Evidence and Management Guide

Allergy Medication While on the Butrans Patch: UK Safety Guide