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.

Fatty Liver and Blood Pressure: Connection, Management & Treatment

Weight Loss

min read

Fatty Liver and Blood Pressure: Connection, Management & Treatment

Discover how fatty liver disease and high blood pressure are connected through shared metabolic pathways. Learn evidence-based management strategies, lifestyle changes, and when to seek medical advice for both conditions.

Wegovy

min read

Can You Take Berberine and Wegovy Together? Safety Guide

Wondering if you can take berberine and Wegovy together? Discover the safety considerations, potential interactions, and essential medical advice before combining these treatments for weight management and metabolic health.

Effect of Blood Transfusion on HbA1c: UK Clinical Guide

Weight Loss

min read

Effect of Blood Transfusion on HbA1c: UK Clinical Guide

The effect of blood transfusion on HbA1c can make results unreliable for up to three months. Learn why this happens, what the evidence shows, and which alternative tests UK clinicians recommend.

Hair Loss

min read

Can Texture Powder Cause Hair Loss? UK Dermatology Guidance

Can texture powder cause hair loss? Discover what UK dermatology guidance says about scalp build-up, contact dermatitis, and safer hair care practices to protect your scalp health.

Does Viagra Lower Blood Pressure? Sildenafil Explained

Erectile Dysfunction

min read

Does Viagra Lower Blood Pressure? Sildenafil Explained

Sildenafil lowers blood pressure via vasodilation. Learn the risks with nitrates, alpha-blockers & hypertension — UK clinical guidance explained.

Mounjaro

min read

Mounjaro and Alcohol Side Effects: Safe Drinking Guidelines

Discover the side effects of combining Mounjaro and alcohol, including impacts on blood sugar control and gastrointestinal symptoms. Learn safe drinking guidelines for tirzepatide users with expert NHS-aligned advice for managing type 2 diabetes.

Does TRT Cause Gynaecomastia? Risks, Signs, and NHS Treatment

Weight Loss

min read

Does TRT Cause Gynaecomastia? Risks, Signs, and NHS Treatment

Does TRT cause gynaecomastia? Learn how testosterone replacement therapy can trigger breast tissue growth in men, what warning signs to look for, and how UK clinicians manage and treat this side effect.

Does Fish Oil Lower Triglycerides? Evidence and Clinical Guidance

Supplements

min read

Does Fish Oil Lower Triglycerides? Evidence and Clinical Guidance

Does fish oil lower triglycerides? Discover how omega-3 fatty acids reduce triglyceride levels, the evidence behind prescription formulations, recommended dosages, who should consider treatment, and important safety considerations for managing hypertriglyceridaemia.

Erectile Dysfunction

min read

Are Hot Peppers Good for Erectile Dysfunction? Evidence Review

Are hot peppers good for erectile dysfunction? Discover what the research actually shows about capsaicin, cardiovascular health, and ED. Learn about evidence-based treatments and when to seek medical help for erectile difficulties.

Mounjaro

min read

Does Mounjaro Cause Vertigo? UK Guide to Dizziness and Tirzepatide

Does Mounjaro cause vertigo? Learn about dizziness as a side effect of tirzepatide, why it occurs, when to seek medical help, and practical management strategies for UK patients taking this diabetes and weight management medication.

Non-Nano Zinc Oxide Sunscreen: Benefits, Safety and Usage Guide

Supplements

min read

Non-Nano Zinc Oxide Sunscreen: Benefits, Safety and Usage Guide

Discover how non-nano zinc oxide sunscreen provides effective, mineral-based sun protection with minimal skin penetration. Learn about benefits, safety, selection criteria, and proper application techniques for optimal photoprotection in the UK.

Diabetes Coach, HbA1c, and CGM: Your Complete UK Guide

Weight Loss

min read

Diabetes Coach, HbA1c, and CGM: Your Complete UK Guide

Diabetes coach, HbA1c targets, and CGM explained — discover how personalised coaching and continuous glucose monitoring work together to improve blood glucose control, with UK NHS and NICE guidance.

Erectile Dysfunction

min read

Is Spinach Good for Erectile Dysfunction? UK Evidence Review

Is spinach good for erectile dysfunction? Discover what the evidence says about spinach, dietary nitrates, and erectile health—plus when to seek medical advice for ED in the UK.

Methylene Blue and Fatty Liver: Evidence, Safety and UK Treatment Options

Weight Loss

min read

Methylene Blue and Fatty Liver: Evidence, Safety and UK Treatment Options

Discover the facts about methylene blue and fatty liver disease. Learn what the evidence shows, why it's not approved for liver treatment in the UK, and explore proven NHS-recommended therapies for managing fatty liver safely and effectively.

Omega-3 Fatty Acid Daily Dose: UK Recommendations and Guidance

Supplements

min read

Omega-3 Fatty Acid Daily Dose: UK Recommendations and Guidance

Discover the recommended omega-3 fatty acid daily dose in the UK. Learn how much EPA and DHA you need for heart health, safe upper limits, food sources versus supplements, and tailored guidance for pregnancy and specific health conditions.

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

Fatty Liver and Blood Pressure: Connection, Management & Treatment

Can You Take Berberine and Wegovy Together? Safety Guide

Effect of Blood Transfusion on HbA1c: UK Clinical Guide

Can Texture Powder Cause Hair Loss? UK Dermatology Guidance

Does Viagra Lower Blood Pressure? Sildenafil Explained

Mounjaro and Alcohol Side Effects: Safe Drinking Guidelines

Does TRT Cause Gynaecomastia? Risks, Signs, and NHS Treatment

Does Fish Oil Lower Triglycerides? Evidence and Clinical Guidance

Are Hot Peppers Good for Erectile Dysfunction? Evidence Review

Does Mounjaro Cause Vertigo? UK Guide to Dizziness and Tirzepatide

Non-Nano Zinc Oxide Sunscreen: Benefits, Safety and Usage Guide

Diabetes Coach, HbA1c, and CGM: Your Complete UK Guide

Is Spinach Good for Erectile Dysfunction? UK Evidence Review

Methylene Blue and Fatty Liver: Evidence, Safety and UK Treatment Options

Omega-3 Fatty Acid Daily Dose: UK Recommendations and Guidance