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.

Read now

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.

Read now

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.

Read now

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.

Mounjaro

min read

Does Mounjaro Cause Fever? UK Clinical Guidance

Does Mounjaro cause fever? Discover the facts about tirzepatide and fever, including when it may occur, serious complications to watch for, and when to seek medical attention. UK guidance from MHRA and NICE.

Can I Take Vitamin D at Night? Timing and Safety Guide

Supplements

min read

Can I Take Vitamin D at Night? Timing and Safety Guide

Can you take vitamin D at night? Discover the best time to take vitamin D supplements, whether timing affects sleep quality, and how to supplement safely according to NHS and NICE guidance for optimal absorption and adherence.

How to Boost Metabolism After Menopause: Evidence-Based Strategies

Weight Loss

min read

How to Boost Metabolism After Menopause: Evidence-Based Strategies

Discover evidence-based strategies for how to boost metabolism after menopause. Learn about resistance training, nutrition, sleep, and lifestyle changes that support metabolic health during this transition, with guidance on when to seek medical advice.

How Does Testogel Affect My Girlfriend: Transfer Risks and Prevention

Testosterone

min read

How Does Testogel Affect My Girlfriend: Transfer Risks and Prevention

Concerned about how Testogel might affect your girlfriend? Learn about testosterone transfer risks, potential effects on female partners, and essential precautions to prevent exposure. Expert UK guidance on safe use of topical testosterone therapy.

GLP-1 Hormone: Where Is It Made in Your Body?

Weight Loss

min read

GLP-1 Hormone: Where Is It Made in Your Body?

GLP-1 is made by L-cells in your gut — but how does this affect appetite and blood sugar? Explore the science behind GLP-1 production and why it matters.

Testosterone

min read

Is 18 Too Late for Testosterone Treatment? UK Guide

Is 18 too late for testosterone treatment? Discover when testosterone therapy is appropriate, how to access assessment in the UK, what benefits to expect, and essential safety information for hypogonadism and gender-affirming care.

Weight Loss

min read

Calorie Deficit Recipes for Weight Loss | NHS-Aligned

Discover healthy calorie deficit recipes and meal ideas to support gradual weight loss. Evidence-based tips aligned with NHS and NICE guidance.

When Can You Swim After Gynaecomastia Surgery: UK Recovery Guide

Weight Loss

min read

When Can You Swim After Gynaecomastia Surgery: UK Recovery Guide

When can you swim after gynaecomastia surgery? Find out the recommended waiting times for pools, open water, and hot tubs, plus expert UK guidance on safe recovery.

Mounjaro

min read

Milk Thistle and Mounjaro: UK Safety Guidance

Can you take milk thistle with Mounjaro? Discover the latest UK guidance on combining this herbal supplement with tirzepatide for type 2 diabetes, including safety considerations, potential interactions, and what healthcare professionals advise about using both together.

Wegovy

min read

Can I Eat Pasta on Wegovy? Diet Guide

Can you eat pasta on Wegovy? Discover how to safely include pasta in your Wegovy diet plan, which types to choose, portion sizes to consider, and practical tips for managing carbohydrates whilst taking semaglutide for weight management.

Shellfish Allergy and Medications to Avoid: A UK Clinical Guide

Supplements

min read

Shellfish Allergy and Medications to Avoid: A UK Clinical Guide

Shellfish allergy and medications to avoid — find out which drugs, supplements, and contrast agents pose a risk, what the iodine myth really means, and how to stay safe with expert UK clinical guidance.

Mounjaro

min read

How to Use Mounjaro: Step-by-Step Injection Guide

Learn how to use Mounjaro (tirzepatide) safely and effectively with this step-by-step guide. Discover proper injection technique, common mistakes to avoid, troubleshooting tips, and essential safety checks for your Mounjaro auto-injector pen.

How Many Milligrams of CoQ10 Should I Take? UK Dosing Guide

Supplements

min read

How Many Milligrams of CoQ10 Should I Take? UK Dosing Guide

Discover how many milligrams of CoQ10 you should take daily. Evidence-based UK guidance on safe dosing, factors affecting requirements, interactions with statins and warfarin, and when to consult your GP about supplementation.

Protein Shake for Lunch on GLP-1: Safety and Guidance

Weight Loss

min read

Protein Shake for Lunch on GLP-1: Safety and Guidance

Discover whether protein shakes for lunch are suitable on GLP-1 medications like semaglutide. Learn about nutritional considerations, potential side effects, and expert guidance for maintaining adequate protein intake during GLP-1 therapy.

Does Water Help Fatty Liver? Evidence and Guidance

Weight Loss

min read

Does Water Help Fatty Liver? Evidence and Guidance

Does water help fatty liver disease? Discover the evidence behind hydration and NAFLD management, including practical guidance on fluid intake, lifestyle changes, and what really works to improve liver health according to UK clinical guidelines.

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 Mounjaro Cause Fever? UK Clinical Guidance

Can I Take Vitamin D at Night? Timing and Safety Guide

How to Boost Metabolism After Menopause: Evidence-Based Strategies

How Does Testogel Affect My Girlfriend: Transfer Risks and Prevention

GLP-1 Hormone: Where Is It Made in Your Body?

Is 18 Too Late for Testosterone Treatment? UK Guide

Calorie Deficit Recipes for Weight Loss | NHS-Aligned

When Can You Swim After Gynaecomastia Surgery: UK Recovery Guide

Milk Thistle and Mounjaro: UK Safety Guidance

Can I Eat Pasta on Wegovy? Diet Guide

Shellfish Allergy and Medications to Avoid: A UK Clinical Guide

How to Use Mounjaro: Step-by-Step Injection Guide

How Many Milligrams of CoQ10 Should I Take? UK Dosing Guide

Protein Shake for Lunch on GLP-1: Safety and Guidance

Does Water Help Fatty Liver? Evidence and Guidance