Bolt Guides

Expert insights on weight loss and more.

Featured

Wegovy

min read

Wegovy Pill UK: Approval, Eligibility, Dosing and Safety

The Wegovy pill (oral semaglutide) is now MHRA-approved in the UK. Who can take it, the dosing schedule, how to take it, and how it compares with the injection.

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Weight loss

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Weight Loss

min read

Weight Loss Pills and Alcohol: Risks, Interactions and UK Guidance

How alcohol interacts with UK weight loss medications including Wegovy, the oral Wegovy pill, Mysimba and orlistat: key risks and when to seek advice.

Bio-Rad HPLC HbA1c Testing: NHS Laboratory Guide and NICE Guidance

Weight Loss

min read

Bio-Rad HPLC HbA1c Testing: NHS Laboratory Guide and NICE Guidance

Bio-Rad HPLC HbA1c testing explained: how ion-exchange chromatography works, NHS laboratory use, NICE diagnostic thresholds, haemoglobin variant interference, and MHRA compliance guidance.

Gastric Sleeve Surgery: How It Works, Eligibility and Long-Term Outcomes

Weight Loss

min read

Gastric Sleeve Surgery: How It Works, Eligibility and Long-Term Outcomes

Gastric sleeve surgery explained: how sleeve gastrectomy works, NHS eligibility criteria, what to expect before and after surgery, risks, and long-term outcomes. Evidence-based UK 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.

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Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

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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

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.

Retatrutide in Pill Form: What UK Patients Need to Know

GLP-1 Brands

min read

Retatrutide in Pill Form: What UK Patients Need to Know

Can you get retatrutide in pill form? Find out why no oral version exists yet, how peptide medicines work, and which licensed weight loss treatments are available in the UK right now.

How to Eat on Retatrutide: UK Dietary and Safety Guide

GLP-1 Brands

min read

How to Eat on Retatrutide: UK Dietary and Safety Guide

How to eat on retatrutide: expert UK dietary guidance covering meal patterns, foods to prioritise, managing nausea, and staying well-nourished during treatment. Read now.

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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.

Read erectile dysfunction guides

Erectile Dysfunction

min read

Does Rybelsus Cause Erectile Dysfunction?

Rybelsus is not listed as a cause of erectile dysfunction. Explore the UK evidence on semaglutide and sexual health, and how to manage ED with diabetes.

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Testosterone

min read

Does Testosterone Treatment Cause Hunger? UK Guide to TRT and Appetite

Does testosterone treatment cause hunger? Discover how TRT may influence appetite, the mechanisms involved, and practical strategies to manage hunger changes during testosterone therapy in the UK.

Can Testogel Make You Lethargic? Causes and Management

Testosterone

min read

Can Testogel Make You Lethargic? Causes and Management

Can Testogel make you feel tired? Discover why testosterone replacement therapy may cause lethargy, key warning signs to watch for, and evidence-based strategies to manage fatigue during TRT in the UK.

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.

Does Trulicity Cause Hair Loss? Facts About Dulaglutide

GLP-1 Brands

min read

Does Trulicity Cause Hair Loss? Facts About Dulaglutide

Does Trulicity cause hair loss? Discover the facts about dulaglutide and hair thinning, including indirect causes, what to do if you experience shedding, and when to seek medical advice for this type 2 diabetes medication.

Can Pre-eclampsia Cause Fatty Liver? UK Medical Guide

Weight Loss

min read

Can Pre-eclampsia Cause Fatty Liver? UK Medical Guide

Can pre-eclampsia cause fatty liver during pregnancy? Discover how pre-eclampsia affects the liver, the difference between pre-eclampsia and acute fatty liver of pregnancy, warning signs to watch for, and UK treatment guidelines.

Gastric Sleeve Operation Pensacola: Eligibility, Risks and Recovery

Weight Loss

min read

Gastric Sleeve Operation Pensacola: Eligibility, Risks and Recovery

Gastric sleeve operation in Pensacola explained — eligibility criteria, what to expect before and after surgery, risks, diet, and how to find accredited bariatric services. Read our clinically reviewed guide.

Healthy Fish to Eat: NHS Guidance on Omega-3 and Safety

Supplements

min read

Healthy Fish to Eat: NHS Guidance on Omega-3 and Safety

Discover the healthiest fish to eat in the UK, including omega-3-rich options like salmon, mackerel, and sardines. Learn NHS recommendations, mercury safety guidance, and how often to eat fish for optimal cardiovascular and neurological health.

Saxenda Side Effects: How It Makes You Feel

GLP-1 Brands

min read

Saxenda Side Effects: How It Makes You Feel

Find out how Saxenda makes you feel, from nausea to mood changes. Learn which side effects fade and when to seek medical advice.

ADA HbA1c Guidelines 2014: Targets, Comparisons and UK Practice

Weight Loss

min read

ADA HbA1c Guidelines 2014: Targets, Comparisons and UK Practice

ADA HbA1c guidelines 2014 explained: understand the 7.0% target, individualised goals, and how they compare with current NICE guidance for UK diabetes management.

Can Fatty Liver Cause High Alkaline Phosphatase? UK Guide

Weight Loss

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Can Fatty Liver Cause High Alkaline Phosphatase? UK Guide

Can fatty liver cause high alkaline phosphatase levels? Discover how NAFLD affects ALP, when elevated readings are concerning, and UK guidance on investigation and management of abnormal liver function tests.

Epigenetic Treatment of Obesity: UK Research and Evidence

Weight Loss

min read

Epigenetic Treatment of Obesity: UK Research and Evidence

Epigenetic treatment of obesity explores how gene expression changes affect weight regulation. Learn why these approaches remain experimental, what current UK evidence shows, and which proven treatments are available through the NHS for safe, effective weight management.

Cost

min read

The Family Chemist Wegovy Cost: NHS vs Private Pricing Guide

Discover The Family Chemist Wegovy cost for NHS and private prescriptions. Learn about monthly pricing (£200–£300 privately), eligibility criteria, dose escalation costs, and how to access semaglutide weight management treatment safely in the UK.

Erectile Dysfunction

min read

Does COPD Cause Erectile Dysfunction? Link, Causes & Treatment

Does COPD cause erectile dysfunction? Discover the proven link between COPD and ED, how respiratory disease affects sexual function, and effective NHS treatment options including PDE5 inhibitors and lifestyle strategies to improve sexual health.

BMI for Bariatric Surgery: NHS Eligibility, NICE Criteria & Next Steps

Weight Loss

min read

BMI for Bariatric Surgery: NHS Eligibility, NICE Criteria & Next Steps

BMI for bariatric surgery: understand NHS and NICE eligibility thresholds, ethnicity-adjusted criteria, referral steps, and what to expect from the full surgical assessment process.

Asprosin Obesity Treatment: When Will It Be Available?

Weight Loss

min read

Asprosin Obesity Treatment: When Will It Be Available?

Asprosin obesity treatment remains experimental with no human trials yet. Discover what asprosin does, when treatments might arrive, and which proven NHS obesity therapies are available now.

Hair Loss

min read

Supplements for Hair Loss in Females: Evidence, Safety, and NHS Guidance

Supplements for hair loss in females: discover which nutritional deficiencies are linked to thinning hair, what the NHS and MHRA say, safety considerations, and when to see your GP.

Calorie Deficit Based on Weight: Safe Calculation and Adjustment Guide

Weight Loss

min read

Calorie Deficit Based on Weight: Safe Calculation and Adjustment Guide

Learn how to calculate a calorie deficit based on weight for safe, sustainable weight loss. Discover evidence-based strategies, when to adjust your deficit, and when to seek professional guidance aligned with NHS and NICE recommendations.

Gastric Band and Fibromyalgia: UK Eligibility, Risks, and Guidelines

Weight Loss

min read

Gastric Band and Fibromyalgia: UK Eligibility, Risks, and Guidelines

Gastric band surgery and fibromyalgia: understand UK eligibility criteria, NICE guidelines, medication considerations, nutritional monitoring, and how to talk to your NHS care team about bariatric options.

Bolt Guides

Featured

Wegovy Pill UK: Approval, Eligibility, Dosing and Safety

Weight loss

Weight Loss Pills and Alcohol: Risks, Interactions and UK Guidance

Bio-Rad HPLC HbA1c Testing: NHS Laboratory Guide and NICE Guidance

Gastric Sleeve Surgery: How It Works, Eligibility and Long-Term Outcomes

GLP-1 Brands

Wegovy

Mounjaro

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

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

Retatrutide in Pill Form: What UK Patients Need to Know

How to Eat on Retatrutide: UK Dietary and Safety Guide

Men’s Health

Testosterone

Erectile dysfunction

Does Rybelsus Cause Erectile Dysfunction?

Does Testosterone Treatment Cause Hunger? UK Guide to TRT and Appetite

Can Testogel Make You Lethargic? Causes and Management

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Browse all

Does Trulicity Cause Hair Loss? Facts About Dulaglutide

Can Pre-eclampsia Cause Fatty Liver? UK Medical Guide

Gastric Sleeve Operation Pensacola: Eligibility, Risks and Recovery

Healthy Fish to Eat: NHS Guidance on Omega-3 and Safety

Saxenda Side Effects: How It Makes You Feel

ADA HbA1c Guidelines 2014: Targets, Comparisons and UK Practice

Can Fatty Liver Cause High Alkaline Phosphatase? UK Guide

Epigenetic Treatment of Obesity: UK Research and Evidence

The Family Chemist Wegovy Cost: NHS vs Private Pricing Guide

Does COPD Cause Erectile Dysfunction? Link, Causes & Treatment

BMI for Bariatric Surgery: NHS Eligibility, NICE Criteria & Next Steps

Asprosin Obesity Treatment: When Will It Be Available?

Supplements for Hair Loss in Females: Evidence, Safety, and NHS Guidance

Calorie Deficit Based on Weight: Safe Calculation and Adjustment Guide

Gastric Band and Fibromyalgia: UK Eligibility, Risks, and Guidelines