Bolt Guides

Expert insights on weight loss and more.

Featured

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

Weight Loss

min read

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

4:3 intermittent fasting explained: how it works, evidence-based health benefits, who should avoid it, and what NHS and NICE guidance says. Read our UK clinical guide.

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Weight loss

Read all on weight loss

Weight Loss

min read

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

4:3 intermittent fasting explained: how it works, evidence-based health benefits, who should avoid it, and what NHS and NICE guidance says. Read our UK clinical guide.

Oolong Tea and Visceral Fat: Evidence, Mechanisms, and UK Guidance

Weight Loss

min read

Oolong Tea and Visceral Fat: Evidence, Mechanisms, and UK Guidance

Oolong tea and visceral fat: explore the evidence, proposed mechanisms, safe consumption guidance for UK adults, and NICE-recommended lifestyle strategies for reducing abdominal fat.

Gastric Sleeve Testimonials: Pros, Cons and What UK Patients Experience

Weight Loss

min read

Gastric Sleeve Testimonials: Pros, Cons and What UK Patients Experience

Gastric sleeve testimonials, pros and cons explained — discover what UK patients really experience, the clinical benefits, risks, nutritional needs, and how to access NHS or private surgery.

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

Does Trulicity Cause Weight Loss? UK Clinical Evidence

Does Trulicity cause weight loss? Discover how this type 2 diabetes medication affects weight, what clinical trials show, who should consider it, and what to discuss with your GP about Trulicity treatment.

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Does Trulicity Cause Weight Loss? UK Clinical Evidence

Can Trulicity Be Used With Lantus for Type 2 Diabetes?

GLP-1 Brands

min read

Can Trulicity Be Used With Lantus for Type 2 Diabetes?

Can Trulicity be used with Lantus? Discover how these two diabetes medications work together, clinical evidence supporting their combination, dosing considerations, potential side effects, and when to contact your healthcare team for optimal type 2 diabetes management.

Trulicity Doses Per Pen: UK Dosing Guide

GLP-1 Brands

min read

Trulicity Doses Per Pen: UK Dosing Guide

Learn about Trulicity pen strengths, how to administer your weekly dose, storage tips, and what to do if you miss a dose.

Does Trulicity Need Refrigeration? Storage Guidelines Explained

GLP-1 Brands

min read

Does Trulicity Need Refrigeration? Storage Guidelines Explained

Does Trulicity need refrigeration? Discover essential storage guidelines for Trulicity (dulaglutide), including refrigeration requirements, room temperature limits, travel tips, and what happens if storage conditions are compromised.

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 Ropinirole Cause Erectile Dysfunction? UK Medical Guide

Does ropinirole cause erectile dysfunction? Explore the complex relationship between this Parkinson's medication and sexual function, including management strategies and when to seek medical advice.

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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.

How Long Is Testogel Detectable in Urine? UK Guide

Testosterone

min read

How Long Is Testogel Detectable in Urine? UK Guide

How long is Testogel detectable in urine? Discover detection windows, anti-doping testing methods, factors affecting clearance, and essential medical and legal considerations for UK patients prescribed testosterone replacement therapy.

Is It Normal to Have an Erection on Testogel? UK Guide

Testosterone

min read

Is It Normal to Have an Erection on Testogel? UK Guide

Is it normal to have an erection on Testogel? Discover why erections during testosterone replacement are expected, when they indicate successful treatment, warning signs requiring medical attention, and how to manage sexual changes safely.

How Much Testogel to Use: Dosage Guidelines and Application

Testosterone

min read

How Much Testogel to Use: Dosage Guidelines and Application

Learn how much Testogel to use for testosterone replacement therapy. Discover standard dosing guidelines, application instructions, dose adjustment protocols based on blood tests, and common mistakes to avoid for safe, effective treatment.

Acupuncture Treatment for Obesity: Evidence, Safety and What to Expect

Weight Loss

min read

Acupuncture Treatment for Obesity: Evidence, Safety and What to Expect

Acupuncture treatment for obesity: understand how it works, review the scientific evidence, learn what to expect during sessions, and discover the risks and safety considerations before trying this complementary therapy.

Testosterone

min read

Does Testosterone Treatment Cause Infertility? UK Guide

Does testosterone treatment cause infertility? Discover how TRT affects sperm production, whether fertility loss is reversible, preservation options before starting treatment, and fertility-sparing alternatives for men with hypogonadism in the UK.

Cost

min read

Chemist4U Mounjaro Cost: UK Pricing and Access Guide

Discover Chemist4U Mounjaro cost, pricing options, and how to access tirzepatide safely through UK online pharmacies. Compare NHS vs private prescriptions and understand regulatory requirements for type 2 diabetes treatment.

What Are the Disadvantages of Sildenafil? Risks and Side Effects

Erectile Dysfunction

min read

What Are the Disadvantages of Sildenafil? Risks and Side Effects

Discover the disadvantages of sildenafil including common side effects, serious cardiovascular risks, drug interactions with nitrates, and important contraindications. Essential safety information for patients considering this erectile dysfunction treatment.

Medical Medium Peanut Allergy: NHS Evidence vs Alternative Claims

Supplements

min read

Medical Medium Peanut Allergy: NHS Evidence vs Alternative Claims

Medical medium peanut allergy claims examined against NHS and NICE evidence. Learn how peanut allergy is diagnosed, treated, and safely managed in the UK — including Palforzia OIT, AAI guidance, and when to seek emergency care.

Does Sea Moss Help With Fatty Liver? Evidence and Safety

Weight Loss

min read

Does Sea Moss Help With Fatty Liver? Evidence and Safety

Does sea moss help with fatty liver? Discover what the evidence says about sea moss for hepatic steatosis, plus proven treatments recommended by UK guidelines and important safety considerations for supplements.

Does Saxenda Cause Acid Reflux? UK Medical Guide

GLP-1 Brands

min read

Does Saxenda Cause Acid Reflux? UK Medical Guide

Does Saxenda cause acid reflux? Discover how this weight loss medication affects digestion, why reflux symptoms may occur, and practical strategies to manage gastrointestinal side effects whilst taking liraglutide.

How to Learn Your Metabolic Type: Evidence-Based Guide

Weight Loss

min read

How to Learn Your Metabolic Type: Evidence-Based Guide

Discover how to learn your metabolic type through self-assessment, questionnaires, and clinical testing. Understand the three main metabolic categories and how to apply personalised nutrition principles safely. Evidence-based guidance on metabolic typing, NHS testing options, and when to seek professional advice for optimal dietary choices.

Does Soy Cause Gynaecomastia? Evidence & UK Guidance

Weight Loss

min read

Does Soy Cause Gynaecomastia? Evidence & UK Guidance

Explore the evidence on soy phytoestrogens and male breast tissue. Learn what UK clinical guidance says and when to see your GP about gynaecomastia.

Are Eggs Good for a Fatty Liver? UK Evidence and Guidance

Weight Loss

min read

Are Eggs Good for a Fatty Liver? UK Evidence and Guidance

Are eggs good for a fatty liver? Discover what UK evidence shows about egg consumption and NAFLD, including how many eggs you can safely eat, their nutritional benefits like choline and protein, and how to incorporate them into a liver-healthy diet alongside other dietary strategies.

Singulair Asthma Allergy Medication: Uses, Dosing, and Safety

Supplements

min read

Singulair Asthma Allergy Medication: Uses, Dosing, and Safety

Singulair (montelukast) asthma allergy medication explained: how it works, UK-licensed uses, dosing by age, side effects, and the MHRA neuropsychiatric safety warning. Read our full guide.

Best Berberine Supplement for Blood Sugar: UK Guide

Supplements

min read

Best Berberine Supplement for Blood Sugar: UK Guide

Discover the best berberine supplement for blood sugar control. Expert guidance on clinical evidence, dosing, safety considerations, and how to choose quality berberine products in the UK.

Retatrutide Availability and Current Status: UK Regulatory Guide

GLP-1 Brands

min read

Retatrutide Availability and Current Status: UK Regulatory Guide

Retatrutide availability and current status explained: find out where this investigational triple agonist stands in UK and global regulatory approval, clinical trials, and when it might reach NHS patients.

How to Store Unopened Saxenda: Essential UK Storage Guidance

GLP-1 Brands

min read

How to Store Unopened Saxenda: Essential UK Storage Guidance

Learn how to store unopened Saxenda pens correctly to maintain effectiveness. Essential UK guidance on refrigeration requirements, temperature control, travelling with Saxenda, and what to do if storage conditions are compromised.

Bolt Guides

Featured

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

Weight loss

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

Oolong Tea and Visceral Fat: Evidence, Mechanisms, and UK Guidance

Gastric Sleeve Testimonials: Pros, Cons and What UK Patients Experience

GLP-1 Brands

Wegovy

Mounjaro

Does Trulicity Cause Weight Loss? UK Clinical Evidence

Can Trulicity Be Used With Lantus for Type 2 Diabetes?

Trulicity Doses Per Pen: UK Dosing Guide

Does Trulicity Need Refrigeration? Storage Guidelines Explained

Men’s Health

Testosterone

Erectile dysfunction

Does Ropinirole Cause Erectile Dysfunction? UK Medical Guide

When to Start Testogel: Clinical Indications and Guidelines

How Long Is Testogel Detectable in Urine? UK Guide

Is It Normal to Have an Erection on Testogel? UK Guide

Browse all

How Much Testogel to Use: Dosage Guidelines and Application

Acupuncture Treatment for Obesity: Evidence, Safety and What to Expect

Does Testosterone Treatment Cause Infertility? UK Guide

Chemist4U Mounjaro Cost: UK Pricing and Access Guide

What Are the Disadvantages of Sildenafil? Risks and Side Effects

Medical Medium Peanut Allergy: NHS Evidence vs Alternative Claims

Does Sea Moss Help With Fatty Liver? Evidence and Safety

Does Saxenda Cause Acid Reflux? UK Medical Guide

How to Learn Your Metabolic Type: Evidence-Based Guide

Does Soy Cause Gynaecomastia? Evidence & UK Guidance

Are Eggs Good for a Fatty Liver? UK Evidence and Guidance

Singulair Asthma Allergy Medication: Uses, Dosing, and Safety

Best Berberine Supplement for Blood Sugar: UK Guide

Retatrutide Availability and Current Status: UK Regulatory Guide

How to Store Unopened Saxenda: Essential UK Storage Guidance

Personalized weight management for women