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

Microneedling for Hair Loss: Evidence, Safety, and UK Treatment Guide

Microneedling for hair loss: discover how it works, what the clinical evidence shows, who is suitable, and how to find a safe, qualified practitioner in the UK. Read our expert guide.

Do You Chew or Swallow Sildenafil? UK Guidance Explained

Erectile Dysfunction

min read

Do You Chew or Swallow Sildenafil? UK Guidance Explained

Do you chew or swallow sildenafil tablets? Discover the correct way to take sildenafil for erectile dysfunction, why chewing is not advised, and expert tips for safe, effective use in line with UK guidance.

Lack of B12 Signs: Symptoms, Risk Factors and When to Seek Help

Supplements

min read

Lack of B12 Signs: Symptoms, Risk Factors and When to Seek Help

Discover the key signs of lack of B12, from fatigue and pale skin to neurological symptoms like pins and needles. Learn who's at risk, when to see your GP, and how B12 deficiency is diagnosed and treated in the UK.

Is Saxenda a Stimulant? How Liraglutide Works

GLP-1 Brands

min read

Is Saxenda a Stimulant? How Liraglutide Works

Saxenda isn't a stimulant. Discover how liraglutide works as a GLP-1 receptor agonist, its safety profile, and how it differs from older weight loss drugs.

How Does GLP-1 Help PCOS? Evidence and UK Guidance

Weight Loss

min read

How Does GLP-1 Help PCOS? Evidence and UK Guidance

Discover how GLP-1 medications may help manage PCOS by improving insulin resistance, supporting weight loss, and restoring hormonal balance. Learn about the evidence, eligibility, and safety considerations for this emerging treatment approach in the UK.

Erectile Dysfunction

min read

Do Autoimmune Diseases Cause Erectile Dysfunction? UK Guide

Do autoimmune diseases cause erectile dysfunction? Discover how conditions like rheumatoid arthritis, lupus, and type 1 diabetes affect erectile function, the mechanisms involved, and effective NHS treatment options available to improve sexual health and quality of life.

Tirzepatide and Phentermine Together: UK Safety Guide

Mounjaro

min read

Tirzepatide and Phentermine Together: UK Safety Guide

Thinking of combining tirzepatide and phentermine? Learn the risks, UK clinical guidance, and safer weight loss alternatives before making any decisions.

Erectile Dysfunction

min read

Do Bananas Help with Erectile Dysfunction? Evidence Review

Do bananas help with erectile dysfunction? Discover what the evidence says about bananas, nutrition, and ED. Learn about proven dietary approaches, cardiovascular health connections, and when to consult your GP for effective treatment options available through the NHS.

Does Ginger Help Fatty Liver? UK Evidence and Safe Usage

Weight Loss

min read

Does Ginger Help Fatty Liver? UK Evidence and Safe Usage

Does ginger help fatty liver disease? Discover what UK research reveals about ginger's potential benefits, safety considerations, and the proven lifestyle changes that effectively support liver health and reduce fat accumulation.

How Long Does Magnesium Glycinate Take to Work? Timeline

Supplements

min read

How Long Does Magnesium Glycinate Take to Work? Timeline

Discover how quickly magnesium glycinate works for sleep, muscle cramps & deficiency. Evidence-based timelines, dosage tips & what to expect.

Hair Loss

min read

Does Magnesium Cause Hair Loss? Evidence, Safety & NHS Guidance

Does magnesium cause hair loss? Explore the clinical evidence, NHS-recommended safe intake levels, common causes of hair thinning, and when to see a GP about hair loss in the UK.

Dulcolax After Gastric Sleeve: Safety, Alternatives and When to Seek Help

Weight Loss

min read

Dulcolax After Gastric Sleeve: Safety, Alternatives and When to Seek Help

Can you take Dulcolax after gastric sleeve surgery? Learn how bisacodyl works, which laxatives UK bariatric teams recommend post-sleeve, and when to seek medical advice.

Mounjaro

min read

Best Protein for Mounjaro: Optimal Sources and Intake Guide

Discover the best protein for Mounjaro (tirzepatide) therapy. Expert guidance on optimal protein sources, recommended intake levels, and managing side effects whilst preserving muscle mass during diabetes treatment and weight loss.

Calorie Deficit Zig Zag Cycling: How It Works and Is It Safe?

Weight Loss

min read

Calorie Deficit Zig Zag Cycling: How It Works and Is It Safe?

Calorie deficit zig zag cycling explained: how it works, how to calculate your weekly targets, the science behind varying daily intake, and what NHS and NICE guidance says about safety.

Stricture After Gastric Sleeve: Causes, Symptoms and UK Treatment

Weight Loss

min read

Stricture After Gastric Sleeve: Causes, Symptoms and UK Treatment

What is a stricture after gastric sleeve surgery? Learn about the causes, symptoms, diagnosis, and NHS treatment options for sleeve gastrectomy stenosis in this expert UK guide.

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

Microneedling for Hair Loss: Evidence, Safety, and UK Treatment Guide

Do You Chew or Swallow Sildenafil? UK Guidance Explained

Lack of B12 Signs: Symptoms, Risk Factors and When to Seek Help

Is Saxenda a Stimulant? How Liraglutide Works

How Does GLP-1 Help PCOS? Evidence and UK Guidance

Do Autoimmune Diseases Cause Erectile Dysfunction? UK Guide

Tirzepatide and Phentermine Together: UK Safety Guide

Do Bananas Help with Erectile Dysfunction? Evidence Review

Does Ginger Help Fatty Liver? UK Evidence and Safe Usage

How Long Does Magnesium Glycinate Take to Work? Timeline

Does Magnesium Cause Hair Loss? Evidence, Safety & NHS Guidance

Dulcolax After Gastric Sleeve: Safety, Alternatives and When to Seek Help

Best Protein for Mounjaro: Optimal Sources and Intake Guide

Calorie Deficit Zig Zag Cycling: How It Works and Is It Safe?

Stricture After Gastric Sleeve: Causes, Symptoms and UK Treatment