Bolt Guides

How do weight loss pills work? Discover the science behind UK-licensed anti-obesity medications including orlistat and semaglutide, NHS eligibility criteria, side effects, and how to talk to your GP.

Weight Loss

min read

Weight Loss Pills & Shakes: UK Safety Guide

Orlistat, meal replacement shakes and the new oral Wegovy pill: NHS-aligned guidance on evidence, MHRA safety, side effects 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

Rybelsus for Weight Loss: Evidence, Safety, and UK Prescribing Guidance

Is Rybelsus a good weight loss pill? How oral semaglutide compares to the new Wegovy pill (25 mg), the evidence, side effects, and UK prescribing guidance.

Read now

Rybelsus for Weight Loss: Evidence, Safety, and UK Prescribing Guidance

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 and side effects, plus how it compares with the new oral Wegovy pill.

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

GLP-1 Brands

min read

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

1 month retatrutide results explained: what Phase 2 trial data shows about early weight loss, common side effects, realistic expectations, and UK regulatory status in 2025.

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

GLP-1 Brands

min read

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

How much bacteriostatic water to mix with retatrutide — understand reconstitution principles, UK regulatory status, safety risks, and when to seek medical advice before use.

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 Ibuprofen Affect Erectile Dysfunction? UK Evidence Review

Does ibuprofen affect erectile dysfunction? Explore the evidence on NSAIDs and ED, understand established causes of erectile problems, learn which medications can impact sexual function, and discover when to seek medical advice from your GP.

Read now

Testosterone

min read

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Can testosterone treatments cause swollen feet? Discover how TRT affects fluid retention, when to seek medical advice, management strategies, and alternative causes of peripheral oedema during testosterone therapy.

Testosterone

min read

Can You Take Testosterone After Prostate Cancer Treatment? UK Guidance

Can you take testosterone after prostate cancer treatment? Discover current UK guidance, eligibility criteria, risks and benefits, and essential monitoring requirements for testosterone replacement therapy following prostate cancer.

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.

Does Fatty Liver Cause Foamy Urine? UK Medical Facts

Weight Loss

min read

Does Fatty Liver Cause Foamy Urine? UK Medical Facts

Does fatty liver cause foamy urine? Discover the real causes of foamy urine, the link between fatty liver disease and kidney function, and when to seek NHS medical advice for persistent symptoms.

Hair Loss

min read

Scalp Massage and Hair Loss: Evidence, Techniques, and UK Treatments

Scalp massage and hair loss: discover what the evidence says, which hair loss types may benefit, how to massage safely, and how it fits with NHS-recognised treatments like minoxidil and finasteride.

Does Tadalafil Increase Muscle Growth? Evidence and Risks

Erectile Dysfunction

min read

Does Tadalafil Increase Muscle Growth? Evidence and Risks

Does tadalafil increase muscle growth? Discover what the clinical evidence reveals about tadalafil and muscle building, the risks of off-licence use, and safe, proven strategies for developing muscle mass backed by UK medical guidance.

Does Sildenafil Make You Hornier? Libido Explained

Erectile Dysfunction

min read

Does Sildenafil Make You Hornier? Libido Explained

Sildenafil boosts blood flow — but does it increase libido? Understand the difference between sexual desire and erectile function, and when to seek help.

Rybelsus: What Is It For? UK Guide to Uses & Eligibility

GLP-1 Brands

min read

Rybelsus: What Is It For? UK Guide to Uses & Eligibility

Discover what Rybelsus is for: an oral GLP-1 medication licensed in the UK for type 2 diabetes management. Learn how it works, who can take it, dosing instructions, side effects, and NHS availability according to NICE guidance.

Testosterone

min read

Can Methadone Treatment Make You Have Low Testosterone? UK Guide

Can methadone treatment make you have low testosterone? Discover how methadone affects hormone levels, recognise the symptoms of testosterone deficiency, and learn about NHS testing and treatment options to improve your health and wellbeing.

I Hate My Gastric Sleeve: Causes, Support, and Your Options

Weight Loss

min read

I Hate My Gastric Sleeve: Causes, Support, and Your Options

"I hate my gastric sleeve" — you are not alone. Discover why post-sleeve struggles are common, when to seek NHS help, how to improve daily life, and your revision surgery options.

Can Massage Help Fatty Liver? Evidence and Proven Treatments

Weight Loss

min read

Can Massage Help Fatty Liver? Evidence and Proven Treatments

Can massage help fatty liver disease? Discover what the evidence says about massage therapy for hepatic steatosis, plus proven NHS treatments and lifestyle changes that actually work for NAFLD management.

Is Carrot Juice Good for Fatty Liver? Evidence and Guidance

Weight Loss

min read

Is Carrot Juice Good for Fatty Liver? Evidence and Guidance

Is carrot juice good for fatty liver? Discover what the evidence says about carrot juice for hepatic steatosis, including nutritional benefits, sugar content concerns, and evidence-based dietary approaches recommended by NICE for managing fatty liver disease effectively.

Erectile Dysfunction

min read

Does Rosemary Oil Cause Erectile Dysfunction? Evidence and Facts

Does rosemary oil cause erectile dysfunction? Discover the evidence-based answer, learn about the real causes of ED, safe essential oil use, and when to consult your GP about erectile problems.

Can You Take Probiotics with Trulicity? UK Safety Guidance

GLP-1 Brands

min read

Can You Take Probiotics with Trulicity? UK Safety Guidance

Can you take probiotics with Trulicity? Discover the safety of combining probiotics with dulaglutide for type 2 diabetes, including UK guidance on interactions, side effects, and practical advice for safe use alongside your diabetes medication.

Diabetes Care HbA1c Converter: mmol/mol, %, and NICE Targets Explained

Weight Loss

min read

Diabetes Care HbA1c Converter: mmol/mol, %, and NICE Targets Explained

Diabetes care HbA1c converter: understand mmol/mol and % units, NICE targets, conversion formulas, and what your result means for your treatment plan in the UK.

Is It Hard to Get Ozempic? UK Supply Shortages Explained

GLP-1 Brands

min read

Is It Hard to Get Ozempic? UK Supply Shortages Explained

Is it hard to get Ozempic in the UK? Discover why supply shortages persist, NHS prescribing criteria, private prescription challenges, alternative medications for diabetes and weight management, and what to do if you cannot access Ozempic.

Hair Loss

min read

Does Cocaine Cause Hair Loss? Mechanisms, Effects, and UK Support

Does cocaine cause hair loss? Learn how cocaine affects hair growth through vasoconstriction, stress hormones, and malnutrition — plus UK NHS support options and when to see a GP.

GLP-1 Therapy & Skin Changes: Evidence-Based Guide

Weight Loss

min read

GLP-1 Therapy & Skin Changes: Evidence-Based Guide

Using semaglutide or liraglutide? Learn how to manage skin laxity, facial volume loss, and injection site reactions with evidence-based skincare advice.

Bolt Guides

Featured

Oral Incretin Mimetics Available in the UK

Weight loss

Oral Incretin Mimetics Available in the UK

How Weight Loss Pills Work: UK Guide to Anti-Obesity Medications

Weight Loss Pills & Shakes: UK Safety Guide

GLP-1 Brands

Wegovy

Mounjaro

Rybelsus for Weight Loss: Evidence, Safety, and UK Prescribing Guidance

Weight Loss Pill Naltrexone: How Mysimba Works in the UK

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

Men’s Health

Testosterone

Erectile dysfunction

Does Ibuprofen Affect Erectile Dysfunction? UK Evidence Review

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Can You Take Testosterone After Prostate Cancer Treatment? UK Guidance

What Will 3 Days Without Testogel Do to Me?

Browse all

Does Fatty Liver Cause Foamy Urine? UK Medical Facts

Scalp Massage and Hair Loss: Evidence, Techniques, and UK Treatments

Does Tadalafil Increase Muscle Growth? Evidence and Risks

Does Sildenafil Make You Hornier? Libido Explained

Rybelsus: What Is It For? UK Guide to Uses & Eligibility

Can Methadone Treatment Make You Have Low Testosterone? UK Guide

I Hate My Gastric Sleeve: Causes, Support, and Your Options

Can Massage Help Fatty Liver? Evidence and Proven Treatments

Is Carrot Juice Good for Fatty Liver? Evidence and Guidance

Does Rosemary Oil Cause Erectile Dysfunction? Evidence and Facts

Can You Take Probiotics with Trulicity? UK Safety Guidance

Diabetes Care HbA1c Converter: mmol/mol, %, and NICE Targets Explained

Is It Hard to Get Ozempic? UK Supply Shortages Explained

Does Cocaine Cause Hair Loss? Mechanisms, Effects, and UK Support

GLP-1 Therapy & Skin Changes: Evidence-Based Guide

Personalized weight management for women