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.

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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

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.

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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.

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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.

Where to Inject Saxenda: Arm Technique Guide

GLP-1 Brands

min read

Where to Inject Saxenda: Arm Technique Guide

Learn the correct technique for Saxenda arm injections, including safe sites, needle angle, and rotation tips to support your weight management treatment.

Ozempic and Blood Thinners: Safety, Interactions and Monitoring

GLP-1 Brands

min read

Ozempic and Blood Thinners: Safety, Interactions and Monitoring

Can you safely take Ozempic with blood thinners? Discover evidence-based guidance on combining semaglutide with anticoagulants, potential interactions, monitoring requirements, and when to seek medical advice for type 2 diabetes patients.

Can You Take CoQ10 With High Blood Pressure Medication?

Supplements

min read

Can You Take CoQ10 With High Blood Pressure Medication?

Can you take CoQ10 with high blood pressure medication? Discover safe combinations, potential interactions, dosing guidance, and essential monitoring advice. Learn when to consult your GP about combining CoQ10 supplements with antihypertensive medicines for optimal cardiovascular health.

Are Electrolytes Good for Fatty Liver? Evidence and Guidance

Weight Loss

min read

Are Electrolytes Good for Fatty Liver? Evidence and Guidance

Are electrolytes good for fatty liver disease? Discover the evidence behind electrolyte supplementation for hepatic steatosis, when electrolyte balance matters in liver health, and which proven dietary approaches actually support liver recovery and metabolic function.

Erectile Dysfunction

min read

Does Champix Cause Erectile Dysfunction? UK Evidence and Guidance

Does Champix cause erectile dysfunction? Learn what UK evidence shows about varenicline and sexual health, plus other factors affecting erectile function during smoking cessation and when to seek medical advice.

How Long Does a Saxenda Pen Last Once Opened?

GLP-1 Brands

min read

How Long Does a Saxenda Pen Last Once Opened?

Learn how long an opened Saxenda pen lasts, how to store it correctly, and how long 3 pens will last. Clear UK guidance for safe use.

Can You Gain Weight Back After Gastric Sleeve Surgery?

Weight Loss

min read

Can You Gain Weight Back After Gastric Sleeve Surgery?

Can you gain weight back after gastric sleeve surgery? Learn why weight regain happens, how much is typical, NHS guidance on aftercare, and evidence-based steps to protect your results long term.

Saxenda & Yeast Infections: What the Evidence Shows

GLP-1 Brands

min read

Saxenda & Yeast Infections: What the Evidence Shows

Does Saxenda cause yeast infections? Explore UK medical evidence, risk factors, and how to recognise and manage candidiasis on this GLP-1 medication.

Rybelsus Side Effects Rash: Causes, Symptoms and Management

GLP-1 Brands

min read

Rybelsus Side Effects Rash: Causes, Symptoms and Management

Concerned about Rybelsus side effects rash? Discover when skin reactions occur with semaglutide, how to recognise serious allergic symptoms, and what steps to take if you develop a rash whilst managing type 2 diabetes.

Hair Loss

min read

LGD-4033 Hair Loss: Risks, Evidence, and UK Medical Guidance

LGD-4033 hair loss: can this unlicensed SARM cause hair thinning? Explore the science, risk factors, MHRA guidance, and when to see a GP about Ligandrol side effects.

Hair Loss

min read

Hair Mask for Hair Loss: Benefits, Ingredients, and UK Treatments

Hair mask for hair loss: discover which ingredients help thinning hair, how to use masks safely, and when to seek NHS-recommended treatments. UK clinical guidance included.

How Much Krill Oil Per Day: UK Dosage Guidance

Supplements

min read

How Much Krill Oil Per Day: UK Dosage Guidance

Discover how much krill oil per day you should take based on UK guidance and clinical evidence. Learn about recommended doses, EPA/DHA content, safety considerations, and how to choose quality supplements for optimal omega-3 intake.

Can Retatrutide Be Stored at Room Temperature? UK Storage Guide

GLP-1 Brands

min read

Can Retatrutide Be Stored at Room Temperature? UK Storage Guide

Can retatrutide be stored at room temperature? Learn safe storage guidance, what to do if it's left unrefrigerated, travel tips, and UK disposal advice for this investigational medicine.

Berberine After Gastric Sleeve: Risks, Interactions and UK Guidance

Weight Loss

min read

Berberine After Gastric Sleeve: Risks, Interactions and UK Guidance

Berberine after gastric sleeve surgery: understand the risks, drug interactions, and what UK clinical guidelines say before considering this supplement post-operatively.

Is Testogel a Controlled Drug? UK Legal Status Explained

Testosterone

min read

Is Testogel a Controlled Drug? UK Legal Status Explained

Is Testogel a controlled drug in the UK? Discover the legal classification, prescription requirements, safety regulations, and how to obtain testosterone gel lawfully through the NHS or private healthcare.

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

Where to Inject Saxenda: Arm Technique Guide

Ozempic and Blood Thinners: Safety, Interactions and Monitoring

Can You Take CoQ10 With High Blood Pressure Medication?

Are Electrolytes Good for Fatty Liver? Evidence and Guidance

Does Champix Cause Erectile Dysfunction? UK Evidence and Guidance

How Long Does a Saxenda Pen Last Once Opened?

Can You Gain Weight Back After Gastric Sleeve Surgery?

Saxenda & Yeast Infections: What the Evidence Shows

Rybelsus Side Effects Rash: Causes, Symptoms and Management

LGD-4033 Hair Loss: Risks, Evidence, and UK Medical Guidance

Hair Mask for Hair Loss: Benefits, Ingredients, and UK Treatments

How Much Krill Oil Per Day: UK Dosage Guidance

Can Retatrutide Be Stored at Room Temperature? UK Storage Guide

Berberine After Gastric Sleeve: Risks, Interactions and UK Guidance

Is Testogel a Controlled Drug? UK Legal Status Explained

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