Bolt Guides

Expert insights on weight loss and more.

Featured

Hair Loss

min read

A Hair Loss Treatment Guide: UK Options, Safety, and NHS Advice

A hair loss treatment that works starts with the right diagnosis. Explore UK-licensed options including minoxidil, finasteride, and baricitinib — with NHS guidance, safety advice, and when to see your GP.

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Weight loss

Read all on weight loss

Safe HbA1c Levels for Surgery: UK Guidelines and Perioperative Advice

Weight Loss

min read

Safe HbA1c Levels for Surgery: UK Guidelines and Perioperative Advice

Safe HbA1c levels for surgery explained: UK thresholds, NICE and CPOC guidance, how to lower HbA1c before an operation, and perioperative blood glucose management for people with diabetes.

Liver-Friendly Chilli Recipe for Fatty Liver Disease Management

Weight Loss

min read

Liver-Friendly Chilli Recipe for Fatty Liver Disease Management

Discover a liver-friendly chilli recipe for fatty liver disease management. Learn evidence-based ingredient modifications, nutritional principles, and when to seek medical advice for NAFLD in the UK.

Are Spicy Foods Good for Fatty Liver? Evidence and Safety

Weight Loss

min read

Are Spicy Foods Good for Fatty Liver? Evidence and Safety

Are spicy foods good for fatty liver? Discover what the evidence says about capsaicin, chilli peppers, and liver health. Learn safe ways to include spicy foods in a liver-friendly diet and when to seek medical advice for fatty liver disease.

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GLP-1 Brands

Read all on GLP-1 brands

Wegovy

Answer all your questions about Wegovy treatments for weight loss.

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Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

Read Mounjaro guides

GLP-1 Brands

min read

Different Strengths of Trulicity: Dosing Guide for Type 2 Diabetes

Discover the different strengths of Trulicity (0.75 mg to 4.5 mg) for type 2 diabetes management. Learn how doctors choose the right dose, when adjustments occur, and how efficacy and side effects compare across strengths in UK practice.

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Different Strengths of Trulicity: Dosing Guide for Type 2 Diabetes

Saxenda and Bloating: Causes, Frequency & Relief

GLP-1 Brands

min read

Saxenda and Bloating: Causes, Frequency & Relief

Saxenda commonly causes bloating due to slowed gastric emptying. Learn how often it occurs, why it happens, and how to manage it with NHS-aligned advice.

Can Rybelsus Cause Depression? Evidence and Guidance

GLP-1 Brands

min read

Can Rybelsus Cause Depression? Evidence and Guidance

Can Rybelsus cause depression? Explore the evidence linking semaglutide to mood changes, recognise warning signs, and learn what to do if you experience low mood whilst taking this type 2 diabetes medication.

Can Trulicity Be Put Back in the Fridge? UK Storage Guide

GLP-1 Brands

min read

Can Trulicity Be Put Back in the Fridge? UK Storage Guide

Can Trulicity be put back in the fridge? Discover UK storage guidelines for dulaglutide, including refrigeration rules, temperature limits, and when to discard your pen safely.

Read all on GLP-1 brands

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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Erectile Dysfunction

min read

Does Sublocade Cause Erectile Dysfunction? UK Medical Guide

Does Sublocade cause erectile dysfunction? Discover how prolonged-release buprenorphine may affect sexual function, the underlying mechanisms, practical management strategies, and when to speak to your doctor about erectile dysfunction during opioid dependence treatment.

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Testosterone

min read

Can Testosterone Treatment Increase Penis Size? Evidence and Guidance

Can testosterone treatment increase penis size in adults? Discover the evidence on testosterone's role in penile development, when treatment is appropriate, and what really works for size concerns. Expert UK medical guidance.

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.

What Will 3 Days Without Testogel Do to Me?

Testosterone

min read

What Will 3 Days Without Testogel Do to Me?

What will 3 days without Testogel do to me? Discover how missing doses affects testosterone levels, what symptoms to expect within 72 hours, when to contact your GP, and how to safely resume treatment for hypogonadism.

Medication for Contrast Allergy: NHS Protocols and Treatment Guide

Supplements

min read

Medication for Contrast Allergy: NHS Protocols and Treatment Guide

Medication for contrast allergy explained — discover NHS pre-medication protocols, emergency treatments including adrenaline, and who is at higher risk. Evidence-based UK guidance for patients and clinicians.

Erectile Dysfunction

min read

Does Goat Weed Help With Erectile Dysfunction? Evidence and Safety

Does goat weed help with erectile dysfunction? Explore the evidence behind horny goat weed, its safety concerns, potential drug interactions, and why NHS-recommended treatments like PDE5 inhibitors remain the gold standard for erectile dysfunction in the UK.

Weight Loss Pill Naltrexone: How Mysimba Works in the UK

GLP-1 Brands

min read

Weight Loss Pill Naltrexone: How Mysimba Works in the UK

Weight loss pill naltrexone (Mysimba) explained: how it works, who qualifies, dosage, side effects, and how to access it on the NHS or privately in the UK.

Can Saxenda Be Frozen? UK Storage Guidelines Explained

GLP-1 Brands

min read

Can Saxenda Be Frozen? UK Storage Guidelines Explained

Can Saxenda be frozen? Discover why freezing Saxenda (liraglutide) permanently damages this weight-management medication, what to do if your pen has been frozen, and essential UK storage guidelines to maintain effectiveness and safety.

Coke Zero and Fatty Liver: Evidence, Risks and Liver Health

Weight Loss

min read

Coke Zero and Fatty Liver: Evidence, Risks and Liver Health

Can Coke Zero cause fatty liver disease? Discover what the evidence reveals about zero-sugar drinks, artificial sweeteners, and liver health, plus practical dietary advice for protecting your liver.

AST/ALT Ratio in Alcohol-Related Fatty Liver Disease Explained

Weight Loss

min read

AST/ALT Ratio in Alcohol-Related Fatty Liver Disease Explained

Discover how the AST/ALT ratio helps diagnose alcohol-related fatty liver disease. Learn what your liver enzyme results mean, when the ratio suggests alcohol-related damage, and when to seek medical advice for reversible liver injury.

Erectile Dysfunction

min read

Does Lamictal Cause Erectile Dysfunction? Evidence and Management

Does Lamictal cause erectile dysfunction? Discover the evidence linking lamotrigine to sexual side effects, understand the mechanisms involved, and learn practical management strategies including when to seek medical advice and available treatment options.

How Much Biotin to Take After Gastric Sleeve Surgery: UK Guide

Weight Loss

min read

How Much Biotin to Take After Gastric Sleeve Surgery: UK Guide

How much biotin should you take after gastric sleeve surgery? Learn UK-guided recommendations, safe supplement doses, MHRA safety warnings, and when to seek advice from your bariatric team.

Does Tadalafil Make Your Heart Race? UK Safety Guide

Erectile Dysfunction

min read

Does Tadalafil Make Your Heart Race? UK Safety Guide

Does tadalafil make your heart race? Discover how this PDE5 inhibitor affects heart rate, when palpitations warrant medical attention, and essential safety precautions for cardiovascular health whilst using tadalafil in the UK.

Berberine Drug Interactions: Complete Safety Guide

Supplements

min read

Berberine Drug Interactions: Complete Safety Guide

Which medications interact with berberine? See the complete list of drug interactions, warning signs, and when to consult your GP before taking.

Weight Loss

min read

Do Weight Loss Injections Hurt? Pain Levels and Comfort Tips

Do weight loss injections hurt? Discover what to expect from Wegovy, Saxenda, and Mounjaro injections, how much discomfort you might feel, and expert techniques to minimise pain during treatment.

Does Victoza Cause Joint Pain? UK Evidence and Guidance

GLP-1 Brands

min read

Does Victoza Cause Joint Pain? UK Evidence and Guidance

Does Victoza cause joint pain? Discover the evidence on liraglutide and joint discomfort, when to seek medical advice, and alternative diabetes treatments available in the UK.

Weight Loss

min read

Cranberry Pills for Weight Loss: UK Evidence, Safety and Alternatives

Cranberry pills for weight loss: do they actually work? Explore the UK clinical evidence, safety considerations, drug interactions, and NHS-recommended alternatives for sustainable weight management.

Does Saxenda Affect Brain Function? UK Guide to Neurological Effects

GLP-1 Brands

min read

Does Saxenda Affect Brain Function? UK Guide to Neurological Effects

Does Saxenda affect brain function? Discover how this GLP-1 receptor agonist influences appetite centres, cognitive function, and mood. Learn about safety considerations, monitoring requirements, and what UK patients should know about neurological effects during weight management treatment.

Detox Water for Fatty Liver: Evidence and NHS Guidance

Weight Loss

min read

Detox Water for Fatty Liver: Evidence and NHS Guidance

Can detox water help fatty liver disease? Discover what the evidence really says about infused water, plus NHS-recommended dietary and lifestyle changes that genuinely support liver health and reverse hepatic steatosis.

Bolt Guides

Featured

A Hair Loss Treatment Guide: UK Options, Safety, and NHS Advice

Weight loss

Safe HbA1c Levels for Surgery: UK Guidelines and Perioperative Advice

Liver-Friendly Chilli Recipe for Fatty Liver Disease Management

Are Spicy Foods Good for Fatty Liver? Evidence and Safety

GLP-1 Brands

Wegovy

Mounjaro

Different Strengths of Trulicity: Dosing Guide for Type 2 Diabetes

Saxenda and Bloating: Causes, Frequency & Relief

Can Rybelsus Cause Depression? Evidence and Guidance

Can Trulicity Be Put Back in the Fridge? UK Storage Guide

Men’s Health

Testosterone

Erectile dysfunction

Does Sublocade Cause Erectile Dysfunction? UK Medical Guide

Can Testosterone Treatment Increase Penis Size? Evidence and Guidance

How to Treat Rash From Testosterone Treatment: Expert Guide

What Will 3 Days Without Testogel Do to Me?

Browse all

Medication for Contrast Allergy: NHS Protocols and Treatment Guide

Does Goat Weed Help With Erectile Dysfunction? Evidence and Safety

Weight Loss Pill Naltrexone: How Mysimba Works in the UK

Can Saxenda Be Frozen? UK Storage Guidelines Explained

Coke Zero and Fatty Liver: Evidence, Risks and Liver Health

AST/ALT Ratio in Alcohol-Related Fatty Liver Disease Explained

Does Lamictal Cause Erectile Dysfunction? Evidence and Management

How Much Biotin to Take After Gastric Sleeve Surgery: UK Guide

Does Tadalafil Make Your Heart Race? UK Safety Guide

Berberine Drug Interactions: Complete Safety Guide

Do Weight Loss Injections Hurt? Pain Levels and Comfort Tips

Does Victoza Cause Joint Pain? UK Evidence and Guidance

Cranberry Pills for Weight Loss: UK Evidence, Safety and Alternatives

Does Saxenda Affect Brain Function? UK Guide to Neurological Effects

Detox Water for Fatty Liver: Evidence and NHS Guidance

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