Bolt Guides

Expert insights on weight loss and more.

Featured

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

GLP-1 Brands

min read

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

Retatrutide dosage explained: learn what Phase 2 trial data reveals about weekly doses, how this triple agonist works, its safety profile, UK regulatory status, and when it may become available.

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Weight loss

Read all on weight loss

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.

Body Odour and Intermittent Fasting: Causes, Management and NHS Guidance

Weight Loss

min read

Body Odour and Intermittent Fasting: Causes, Management and NHS Guidance

Body odour during intermittent fasting explained — discover why fasting causes changes in sweat and breath smell, when to seek medical advice, and NHS-aligned tips to manage it effectively.

COVID Treatment for Obese Patients: NHS Guidance and Care

Weight Loss

min read

COVID Treatment for Obese Patients: NHS Guidance and Care

Comprehensive guide to COVID treatment for obese patients: NHS-recommended antivirals, corticosteroids, hospital care protocols, dosing considerations, and long COVID recovery support based on UK clinical 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

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

Retatrutide dosage explained: learn what Phase 2 trial data reveals about weekly doses, how this triple agonist works, its safety profile, UK regulatory status, and when it may become available.

Read now

Retatrutide Not Working: Causes, Solutions and UK Alternatives

GLP-1 Brands

min read

Retatrutide Not Working: Causes, Solutions and UK Alternatives

Retatrutide not working? Discover the clinical and lifestyle reasons behind suboptimal results, when to contact your GP, and MHRA-approved alternatives available in the UK.

How to Use the Lyxumia Pen: Step-by-Step Guide

GLP-1 Brands

min read

How to Use the Lyxumia Pen: Step-by-Step Guide

Learn how to use the Lyxumia pen correctly with our step-by-step guide. Discover proper injection technique, storage tips, troubleshooting advice, and essential safety information for effective type 2 diabetes management.

How to Inject Victoza: Sites, Technique & Rotation

GLP-1 Brands

min read

How to Inject Victoza: Sites, Technique & Rotation

Find out how to inject Victoza safely — including the best injection sites, step-by-step technique, and site rotation tips for effective liraglutide use.

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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.

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Sildenafil and Timing: How Long It Takes to Work and Last

Erectile Dysfunction

min read

Sildenafil and Timing: How Long It Takes to Work and Last

Does sildenafil increase timing? Find out how long sildenafil takes to work, how long it lasts, and what affects its effectiveness — with UK NHS and NICE guidance.

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Testosterone

min read

Is Testosterone Treatment Real Testosterone or Synthetic? UK Guide

Is testosterone treatment real testosterone or synthetic? Discover the truth about TRT medications in the UK. All licensed preparations contain bioidentical testosterone—molecularly identical to your body's natural hormone. Learn about regulation, safety, and what to expect from legitimate treatment.

Testosterone

min read

Does Testosterone Treatment Help with Gynaecomastia? UK Evidence Review

Does testosterone treatment help with gynaecomastia? Discover the complex relationship between testosterone therapy and male breast enlargement, when it might help, and why it can sometimes worsen the condition. Evidence-based UK guidance explained.

When to Start Testogel: Clinical Indications and Guidelines

Testosterone

min read

When to Start Testogel: Clinical Indications and Guidelines

Discover when to start Testogel for testosterone replacement therapy. Expert guidance on clinical indications, essential blood tests, dosing protocols, contraindications, and monitoring requirements for safe TRT initiation in the UK.

Which Magnesium Makes You Poop: UK Guide to Laxative Forms

Supplements

min read

Which Magnesium Makes You Poop: UK Guide to Laxative Forms

Which magnesium makes you poop? Discover which magnesium supplements have laxative effects, recommended doses, safety considerations, and when to seek medical advice for constipation in the UK.

Do Weight Loss Injections Affect Mental Health? UK Evidence and Guidance

Wegovy

min read

Do Weight Loss Injections Affect Mental Health? UK Evidence and Guidance

Do weight loss injections affect mental health? Discover the evidence on GLP-1 medications like Wegovy and Saxenda, reported side effects, who should avoid them, and how to monitor your wellbeing during treatment.

Should I Take Vitamin D or D3 Daily? UK Guidance

Supplements

min read

Should I Take Vitamin D or D3 Daily? UK Guidance

Should I take vitamin D or D3 daily? Discover NHS guidance on daily vitamin D supplementation, who needs it year-round, recommended doses, and how to choose the right supplement for bone and muscle health in the UK.

Broccoli Vitamin K Content and Warfarin Interactions: UK Guide

Supplements

min read

Broccoli Vitamin K Content and Warfarin Interactions: UK Guide

Discover how broccoli's vitamin K content affects warfarin and blood thinners. Expert UK guidance on safe broccoli intake during anticoagulation therapy, including practical dietary management strategies for maintaining stable INR levels whilst enjoying nutritious vegetables.

Is Taking NAD Orally Effective? Evidence and Alternatives

Supplements

min read

Is Taking NAD Orally Effective? Evidence and Alternatives

Is taking NAD orally effective? Discover what the evidence reveals about oral NAD+ absorption, bioavailability, and whether NAD+ precursors offer a more effective approach to boosting cellular levels safely.

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

Mesotherapy for Hair Loss: Evidence, Safety, and UK Guidance

Mesotherapy for hair loss: find out how scalp microinjections work, what the evidence says, UK safety considerations, side effects, and how to choose a qualified practitioner.

NAD Dosage Per Day: UK Guidelines and Safety Limits

Supplements

min read

NAD Dosage Per Day: UK Guidelines and Safety Limits

Discover the recommended NAD dosage per day in the UK. Learn about safe limits for nicotinamide riboside (300 mg), nicotinamide (500 mg), regulatory status of NMN, and essential safety considerations for NAD+ supplementation.

Erectile Dysfunction

min read

How Does Apomorphine Work in Erectile Dysfunction? UK Guide

Discover how apomorphine worked for erectile dysfunction through central dopamine receptor stimulation. Learn why it was withdrawn from the UK market and explore current NICE-recommended ED treatments available today.

Does Ozempic Help with Fibromyalgia? UK Evidence Review

GLP-1 Brands

min read

Does Ozempic Help with Fibromyalgia? UK Evidence Review

Does Ozempic help with fibromyalgia? Discover why this diabetes medication is not licensed or recommended for fibromyalgia treatment, and explore evidence-based UK management options guided by NICE.

Foods Rich in Zinc: Best UK Sources and Daily Requirements

Supplements

min read

Foods Rich in Zinc: Best UK Sources and Daily Requirements

Discover the best foods rich in zinc for optimal health. Learn which UK dietary sources provide the most bioavailable zinc, daily requirements by age and sex, signs of deficiency, and evidence-based tips to maximise absorption from both animal and plant-based foods.

Fibrosis After Gynaecomastia Surgery: Causes, Treatment and Recovery

Weight Loss

min read

Fibrosis After Gynaecomastia Surgery: Causes, Treatment and Recovery

Fibrosis after gynaecomastia surgery explained: causes, symptoms, NHS and private treatment options, recovery timelines, and when to seek urgent medical advice.

Erectile Dysfunction

min read

Is Sauna Good for Erectile Dysfunction? Evidence and Safety

Is sauna good for erectile dysfunction? Discover what the evidence says about sauna use for ED, including potential cardiovascular benefits, safety considerations, and proven treatment options recommended by NICE and UK clinical guidelines.

Roller Coasters After Gastric Sleeve: When Is It Safe?

Weight Loss

min read

Roller Coasters After Gastric Sleeve: When Is It Safe?

Wondering when you can ride a roller coaster after gastric sleeve surgery? Learn the recommended waiting times, risks, recovery factors, and expert safety tips from UK bariatric guidance.

Best Creatine for Type 2 Diabetes: Safety and Dosing Guide

Weight Loss

min read

Best Creatine for Type 2 Diabetes: Safety and Dosing Guide

Discover the best creatine for type 2 diabetes, including safety guidance, dosing recommendations, and evidence-based advice on choosing supplements. Learn when to consult your diabetes care team before starting creatine monohydrate.

Bolt Guides

Featured

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

Weight loss

Stricture After Gastric Sleeve: Causes, Symptoms and UK Treatment

Body Odour and Intermittent Fasting: Causes, Management and NHS Guidance

COVID Treatment for Obese Patients: NHS Guidance and Care

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

Retatrutide Not Working: Causes, Solutions and UK Alternatives

How to Use the Lyxumia Pen: Step-by-Step Guide

How to Inject Victoza: Sites, Technique & Rotation

Men’s Health

Testosterone

Erectile dysfunction

Sildenafil and Timing: How Long It Takes to Work and Last

Is Testosterone Treatment Real Testosterone or Synthetic? UK Guide

Does Testosterone Treatment Help with Gynaecomastia? UK Evidence Review

When to Start Testogel: Clinical Indications and Guidelines

Browse all

Which Magnesium Makes You Poop: UK Guide to Laxative Forms

Do Weight Loss Injections Affect Mental Health? UK Evidence and Guidance

Should I Take Vitamin D or D3 Daily? UK Guidance

Broccoli Vitamin K Content and Warfarin Interactions: UK Guide

Is Taking NAD Orally Effective? Evidence and Alternatives

How Long Does Magnesium Glycinate Take to Work? Timeline

Mesotherapy for Hair Loss: Evidence, Safety, and UK Guidance

NAD Dosage Per Day: UK Guidelines and Safety Limits

How Does Apomorphine Work in Erectile Dysfunction? UK Guide

Does Ozempic Help with Fibromyalgia? UK Evidence Review

Foods Rich in Zinc: Best UK Sources and Daily Requirements

Fibrosis After Gynaecomastia Surgery: Causes, Treatment and Recovery

Is Sauna Good for Erectile Dysfunction? Evidence and Safety

Roller Coasters After Gastric Sleeve: When Is It Safe?

Best Creatine for Type 2 Diabetes: Safety and Dosing Guide

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