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.

Can You Stop Rybelsus Suddenly? Safe Discontinuation Guide

GLP-1 Brands

min read

Can You Stop Rybelsus Suddenly? Safe Discontinuation Guide

Can you stop Rybelsus suddenly? Learn about safe discontinuation, what happens when you stop taking semaglutide, potential effects on blood glucose control, and alternative diabetes management strategies. Expert UK medical guidance.

Is HbA1c Included in a CBC or Full Blood Count?

Weight Loss

min read

Is HbA1c Included in a CBC or Full Blood Count?

Is HbA1c included in a CBC or full blood count? Find out what each test measures, when both may be ordered together, and how to understand your NHS blood test results.

Mounjaro

min read

Mounjaro and Orthostatic Hypotension: Clinical Evidence and Management

Explore the link between Mounjaro and orthostatic hypotension. Learn about risk factors, symptoms, clinical evidence, and practical management strategies for safe prescribing in UK clinical practice.

Can Pregnant Women Eat Whey Protein Powder Safely?

Supplements

min read

Can Pregnant Women Eat Whey Protein Powder Safely?

Can pregnant women eat whey protein powder safely? Discover UK guidance on whey protein during pregnancy, including safety considerations, protein requirements, potential risks, and nutritious whole food alternatives for expectant mothers.

Long-Term Rogaine Use and Man Boobs: What the Evidence Shows

Weight Loss

min read

Long-Term Rogaine Use and Man Boobs: What the Evidence Shows

Long-term Rogaine use and man boobs: does minoxidil (Regaine) cause gynaecomastia? Explore the clinical evidence, real causes of breast tissue changes, and when to see a GP.

Ricotta Bake Bariatric Recipe: High-Protein Meal Guide for Post-Surgery

Weight Loss

min read

Ricotta Bake Bariatric Recipe: High-Protein Meal Guide for Post-Surgery

Ricotta bake bariatric recipe: discover a high-protein, soft-texture meal adapted for life after weight loss surgery, with nutritional tips, portion guidance, and UK clinical advice.

Allergy Medication Safe for Liver Cirrhosis: UK Guidance and Options

Supplements

min read

Allergy Medication Safe for Liver Cirrhosis: UK Guidance and Options

Allergy medication safe for liver cirrhosis — find out which antihistamines, nasal sprays, and treatments are safer, which to avoid, and what UK guidance recommends for managing allergies with liver disease.

Canola Oil and Fatty Liver: Evidence-Based UK Guidance

Weight Loss

min read

Canola Oil and Fatty Liver: Evidence-Based UK Guidance

Canola oil and fatty liver: discover the evidence on rapeseed oil's impact on liver health, nutritional profile, and expert dietary recommendations for managing fatty liver disease in line with UK guidance.

Food Rich in Selenium and Zinc: Top Sources and Daily Requirements

Supplements

min read

Food Rich in Selenium and Zinc: Top Sources and Daily Requirements

Discover the best food rich in selenium and zinc to support immune health, thyroid function, and cellular metabolism. Learn daily requirements, top dietary sources, deficiency signs, and practical meal ideas aligned with NHS guidance for optimal mineral intake through diet.

Can I Take Saxenda While Breastfeeding? UK Safety Guidance

GLP-1 Brands

min read

Can I Take Saxenda While Breastfeeding? UK Safety Guidance

Can I take Saxenda while breastfeeding? Discover why UK guidance advises against liraglutide during lactation, understand the safety concerns, and explore evidence-based alternative weight management options suitable for nursing mothers.

How Long After Testogel Can I Shower? Waiting Times Explained

Testosterone

min read

How Long After Testogel Can I Shower? Waiting Times Explained

How long after Testogel can I shower? Find out the recommended waiting times for Testogel 1% and 16.2 mg/g formulations, why absorption time matters, and what happens if you shower too soon after applying testosterone gel.

Gastric Bypass and Sleeve Surgery: UK Guide to Bariatric Procedures

Weight Loss

min read

Gastric Bypass and Sleeve Surgery: UK Guide to Bariatric Procedures

Gastric bypass and sleeve surgery explained: how each procedure works, NHS eligibility under NICE guidelines, risks, recovery, diet, and how to choose the right operation with your UK bariatric team.

Hair Loss

min read

Can Hair Loss Be Reversed? Types, Causes & Treatments

Find out which types of hair loss may be reversible, from alopecia to thinning. Explore NHS-recognised treatments and when to see your GP.

Can Fatty Liver Cause Hepatic Encephalopathy? UK Guide

Weight Loss

min read

Can Fatty Liver Cause Hepatic Encephalopathy? UK Guide

Can fatty liver cause hepatic encephalopathy? Discover how fatty liver disease progresses to serious complications, recognise early warning signs, and learn about NHS treatment options to protect your liver health and prevent neurological symptoms.

HbA1c Haemoglobin A1c Blood Result Out of Range: UK Guide

Weight Loss

min read

HbA1c Haemoglobin A1c Blood Result Out of Range: UK Guide

HbA1c haemoglobin A1c blood result out of range? Learn what UK reference ranges mean, common causes of abnormal results, when to seek medical advice, and how to bring your levels back into a healthy range.

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

Can You Stop Rybelsus Suddenly? Safe Discontinuation Guide

Is HbA1c Included in a CBC or Full Blood Count?

Mounjaro and Orthostatic Hypotension: Clinical Evidence and Management

Can Pregnant Women Eat Whey Protein Powder Safely?

Long-Term Rogaine Use and Man Boobs: What the Evidence Shows

Ricotta Bake Bariatric Recipe: High-Protein Meal Guide for Post-Surgery

Allergy Medication Safe for Liver Cirrhosis: UK Guidance and Options

Canola Oil and Fatty Liver: Evidence-Based UK Guidance

Food Rich in Selenium and Zinc: Top Sources and Daily Requirements

Can I Take Saxenda While Breastfeeding? UK Safety Guidance

How Long After Testogel Can I Shower? Waiting Times Explained

Gastric Bypass and Sleeve Surgery: UK Guide to Bariatric Procedures

Can Hair Loss Be Reversed? Types, Causes & Treatments

Can Fatty Liver Cause Hepatic Encephalopathy? UK Guide

HbA1c Haemoglobin A1c Blood Result Out of Range: UK Guide