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.

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.

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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 Tadalafil Increase Testosterone Levels? Evidence and Treatment Options

Erectile Dysfunction

min read

Does Tadalafil Increase Testosterone Levels? Evidence and Treatment Options

Does tadalafil increase testosterone levels? Discover the evidence-based answer, understand how tadalafil works, and learn about appropriate treatments for low testosterone and erectile dysfunction in the UK.

What Temperature Should Testogel Be Stored At? UK Storage Guide

Testosterone

min read

What Temperature Should Testogel Be Stored At? UK Storage Guide

Discover the correct storage temperature for Testogel and why proper storage matters. Learn how to keep your testosterone gel safe, effective, and compliant with MHRA guidance for optimal treatment outcomes.

Hair Loss

min read

Mirena IUD Hair Loss: Causes, Risks, and UK Treatment Options

Mirena IUD hair loss: find out whether the Mirena coil can cause hair thinning, how levonorgestrel may affect hair growth, when to see your GP, and what treatments are available in the UK.

How to Slow Down Metabolism With Medication: NHS Guidance

Weight Loss

min read

How to Slow Down Metabolism With Medication: NHS Guidance

Discover how medications can slow metabolism in medical conditions like hyperthyroidism, why deliberately slowing normal metabolism is unsafe, and when to seek GP advice about metabolic concerns. Evidence-based NHS guidance explained.

How Much Omega-3 Fatty Acids Per Day: UK Guidelines

Supplements

min read

How Much Omega-3 Fatty Acids Per Day: UK Guidelines

Discover how much omega-3 fatty acids per day you need based on UK NHS guidance. Learn about EPA, DHA, and ALA requirements for different age groups, food sources, supplements, and safety limits for optimal health.

Erectile Dysfunction

min read

Does Blue Salt Help With Erectile Dysfunction? Evidence and Treatments

Does blue salt help with erectile dysfunction? Discover the evidence behind blue salt claims, proven ED treatments approved by NICE and the NHS, and when to seek medical advice for erectile dysfunction.

Allergy Medication for CKD: Safe Options and Guidance

Supplements

min read

Allergy Medication for CKD: Safe Options and Guidance

Discover which allergy medication for CKD is safe and effective. Learn about antihistamines, dose adjustments, medications to avoid, and when to seek medical advice for kidney disease and allergies.

Food Poisoning While on Ozempic: Symptoms, Management and When to Seek Help

GLP-1 Brands

min read

Food Poisoning While on Ozempic: Symptoms, Management and When to Seek Help

Concerned about food poisoning while on Ozempic? Learn how to distinguish medication side effects from genuine foodborne illness, manage symptoms safely, recognise warning signs requiring urgent medical attention, and prevent complications. Expert UK guidance for diabetes patients.

Weight Loss

min read

Incretin Mimetics for Weight Loss: GLP-1 Guide

Learn how GLP-1 medicines like semaglutide and tirzepatide support weight loss, who qualifies on the NHS, and what to expect from treatment.

How Long Does Testogel Take to Work? UK Guide

Testosterone

min read

How Long Does Testogel Take to Work? UK Guide

Discover how long Testogel takes to work, from initial absorption to noticeable improvements in energy, libido, and muscle mass. Learn about factors affecting response time, monitoring requirements, and what to expect during testosterone replacement therapy in the UK.

Coke Zero and Calorie Deficit: What UK Guidance Says

Weight Loss

min read

Coke Zero and Calorie Deficit: What UK Guidance Says

Coke Zero and calorie deficit: find out how this near-zero-calorie drink fits into a weight loss plan, what NHS and NICE say, and practical tips for sustainable results.

Can a Fatty Liver Cause Hair Loss? Evidence and Guidance

Weight Loss

min read

Can a Fatty Liver Cause Hair Loss? Evidence and Guidance

Can a fatty liver cause hair loss? Discover the evidence-based connection between fatty liver disease and hair thinning, when liver health affects hair growth, and what other causes to consider. Expert UK medical guidance.

Which GLP-1 Has Less Nausea: Comparing Tolerability

Weight Loss

min read

Which GLP-1 Has Less Nausea: Comparing Tolerability

Which GLP-1 has less nausea? Compare nausea rates across semaglutide, dulaglutide, liraglutide, exenatide and tirzepatide. Evidence-based guidance on tolerability, practical strategies to reduce nausea, and when to seek medical advice for GLP-1 receptor agonist therapy.

Mounjaro vs Ozempic Cost UK: Price Comparison and Value Guide

GLP-1 Brands

min read

Mounjaro vs Ozempic Cost UK: Price Comparison and Value Guide

Compare Mounjaro vs Ozempic costs in the UK. Discover private prescription prices (£150–£299 monthly), NHS eligibility criteria, clinical effectiveness differences, and which treatment offers better value for type 2 diabetes and weight management.

Cost

min read

Wegovy Cost UK: PillSorted Pricing Guide

See Wegovy prices through PillSorted, what's included, NHS vs private options, and eligibility criteria for weight management treatment in the UK.

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 Tadalafil Increase Testosterone Levels? Evidence and Treatment Options

What Temperature Should Testogel Be Stored At? UK Storage Guide

Mirena IUD Hair Loss: Causes, Risks, and UK Treatment Options

How to Slow Down Metabolism With Medication: NHS Guidance

How Much Omega-3 Fatty Acids Per Day: UK Guidelines

Does Blue Salt Help With Erectile Dysfunction? Evidence and Treatments

Allergy Medication for CKD: Safe Options and Guidance

Food Poisoning While on Ozempic: Symptoms, Management and When to Seek Help

Incretin Mimetics for Weight Loss: GLP-1 Guide

How Long Does Testogel Take to Work? UK Guide

Coke Zero and Calorie Deficit: What UK Guidance Says

Can a Fatty Liver Cause Hair Loss? Evidence and Guidance

Which GLP-1 Has Less Nausea: Comparing Tolerability

Mounjaro vs Ozempic Cost UK: Price Comparison and Value Guide

Wegovy Cost UK: PillSorted Pricing Guide