Bolt Guides

Expert insights on weight loss and more.

Featured

Erectile Dysfunction

min read

Cycling and Erectile Dysfunction: Evidence & Prevention

Can bike seats affect erectile function? Discover the evidence on perineal pressure, saddle design, and how to protect your sexual health whilst cycling.

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Weight loss

Read all on weight loss

Why Is My HbA1c Going Up? Causes, Medicines, and Next Steps

Weight Loss

min read

Why Is My HbA1c Going Up? Causes, Medicines, and Next Steps

Why is my HbA1c going up? Discover the common causes of a rising HbA1c — from diet and lifestyle to medicines and medical conditions — plus NHS-aligned advice on when to see your GP and how to lower it safely.

GLP-1 Agonists and Lymphoproliferative Disorders in Adults: Safety Evidence

Weight Loss

min read

GLP-1 Agonists and Lymphoproliferative Disorders in Adults: Safety Evidence

Discover the relationship between GLP-1 agonists and lymphoproliferative disorders in adults. Evidence-based guidance on safety, monitoring, and when to discuss treatment with your healthcare team.

Fatty Liver Detox Juice: Evidence-Based Facts and Safe Alternatives

Weight Loss

min read

Fatty Liver Detox Juice: Evidence-Based Facts and Safe Alternatives

Discover the truth about fatty liver detox juice and what really works. Learn evidence-based dietary approaches for fatty liver disease, including safe beverages, nutrition strategies, and lifestyle changes recommended by UK clinical guidance to support liver health naturally.

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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

Retatrutide on a Bulk: UK Legal Risks, Safety, and Regulated Alternatives

Retatrutide on a bulk: understand the serious UK legal risks, MHRA regulations, and safety dangers of buying this unapproved compound online — plus safe, licensed weight management alternatives.

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Retatrutide on a Bulk: UK Legal Risks, Safety, and Regulated Alternatives

Reconstituted Retatrutide Shelf Life: UK Storage and Safety Guide

GLP-1 Brands

min read

Reconstituted Retatrutide Shelf Life: UK Storage and Safety Guide

Reconstituted retatrutide shelf life explained: UK guidance on beyond-use dates, correct refrigerated storage, signs of degradation, safe disposal, and MHRA regulatory requirements for this unlicensed peptide.

Does Ozempic Cause Ulcers? Evidence and Gastrointestinal Effects

GLP-1 Brands

min read

Does Ozempic Cause Ulcers? Evidence and Gastrointestinal Effects

Does Ozempic cause ulcers? Discover the evidence on semaglutide and stomach ulcers, common gastrointestinal side effects, risk factors, and when to seek urgent medical attention for digestive symptoms.

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

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.

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

Cycling and Erectile Dysfunction: Evidence & Prevention

Can bike seats affect erectile function? Discover the evidence on perineal pressure, saddle design, and how to protect your sexual health whilst cycling.

Read now

Testosterone

min read

What Is Testogel? UK Guide to Testosterone Gel Treatment

What is Testogel? Discover how this testosterone gel treats hypogonadism in UK men, including how it works, who can use it, application guidance, side effects, and NHS prescription options.

How Much Testogel Should a Man Use? UK Dosage Guide

Testosterone

min read

How Much Testogel Should a Man Use? UK Dosage Guide

How much Testogel should a man use? Discover recommended starting doses, how to adjust treatment based on testosterone levels, proper application techniques, and essential safety guidance for men prescribed this testosterone replacement therapy in the UK.

Testosterone

min read

Is Testogel Natural? Bioidentical Testosterone Explained

Is Testogel natural or synthetic? Discover the truth about bioidentical testosterone in Testogel, how it's made, when it's prescribed, and what makes it different from truly synthetic hormones. UK medical guidance explained.

Cortisol Detox for Fatty Liver: Evidence-Based Guidance

Weight Loss

min read

Cortisol Detox for Fatty Liver: Evidence-Based Guidance

Cortisol detox for fatty liver: discover the science behind stress hormones and liver health. Learn evidence-based approaches to managing cortisol levels and fatty liver disease, with guidance on when to seek medical advice and lifestyle changes that genuinely support liver function.

How to Calculate HbA1c from Fructosamine: Formula, Uses & Limits

Weight Loss

min read

How to Calculate HbA1c from Fructosamine: Formula, Uses & Limits

How to calculate HbA1c from fructosamine: learn the conversion formula, when it's clinically useful, its limitations, and how to interpret your results with your UK care team.

Magnesium Daily Intake Dosage: UK Recommendations and Safe Limits

Supplements

min read

Magnesium Daily Intake Dosage: UK Recommendations and Safe Limits

Discover the recommended magnesium daily intake dosage for adults, children, and special populations in the UK. Learn safe upper limits, food sources versus supplements, signs of deficiency, and when to seek medical advice for optimal magnesium status.

Calorie Deficit Intake for Women: Safe Targets and UK Guidance

Weight Loss

min read

Calorie Deficit Intake for Women: Safe Targets and UK Guidance

Calorie deficit intake for women: discover safe daily targets, how to calculate your deficit using UK NHS and NICE guidance, key nutrients to prioritise, and health risks to avoid.

Endocannabinoid System Treatment for Obesity: UK Evidence and Safety

Weight Loss

min read

Endocannabinoid System Treatment for Obesity: UK Evidence and Safety

Discover how endocannabinoid system treatment for obesity works, why early drugs were withdrawn, and what safer alternatives are being developed. Learn about current UK guidance, safety considerations, and future research directions for ECS-targeted weight management therapies.

Retatrutide and Skin Sensitivity: Causes, Symptoms, and Management

GLP-1 Brands

min read

Retatrutide and Skin Sensitivity: Causes, Symptoms, and Management

Retatrutide and skin sensitivity explained: discover why this investigational triple agonist may cause skin reactions, what symptoms to watch for, how to manage them, and when to seek urgent medical advice.

Weight Loss

min read

Guava Weight Loss Pills: Evidence, Safety, and NHS Alternatives

Do guava weight loss pills work? See the clinical evidence, safety risks, drug interactions, and licensed alternatives like the new oral Wegovy pill.

How to Store Testogel: Safe Storage and Disposal Guide

Testosterone

min read

How to Store Testogel: Safe Storage and Disposal Guide

Learn how to store Testogel correctly to maintain its effectiveness and safety. Expert guidance on ideal storage temperature, protecting children and pets from exposure, safe disposal methods, and what to do if Testogel is stored incorrectly. Essential UK advice for testosterone gel users.

Small Intestinal Bacterial Overgrowth Probiotics: Evidence and Risks

Supplements

min read

Small Intestinal Bacterial Overgrowth Probiotics: Evidence and Risks

Can small intestinal bacterial overgrowth probiotics help manage SIBO symptoms? Discover which probiotic strains are researched, potential risks, and evidence-based treatment options. Learn when probiotics may worsen symptoms and when to consult your GP for persistent bloating, diarrhoea, or malabsorption.

Can I Take Magnesium While Pregnant? UK Safety Guide

Supplements

min read

Can I Take Magnesium While Pregnant? UK Safety Guide

Can I take magnesium while pregnant? Discover safe dosages, benefits, types of supplements, and when to avoid magnesium during pregnancy. Get expert UK guidance on magnesium supplementation for expectant mothers and learn when to consult your healthcare provider.

Best Fast Food Choices on GLP-1 Medications: Expert Guide

Weight Loss

min read

Best Fast Food Choices on GLP-1 Medications: Expert Guide

Discover the best fast food choices on GLP-1 medications like semaglutide and liraglutide. Expert guidance on managing appetite changes, portion sizes, nutritional needs, and side effects whilst maintaining treatment effectiveness. Evidence-based advice for UK patients.

C Diff and Fatty Liver: Connection, Treatment & Management Guide

Weight Loss

min read

C Diff and Fatty Liver: Connection, Treatment & Management Guide

Discover the connection between C diff and fatty liver disease. Learn how these conditions interact, which treatments are safe, and essential management strategies for patients with both conditions.

Does Omega-3 Lower Cholesterol? Evidence and NHS Guidance

Supplements

min read

Does Omega-3 Lower Cholesterol? Evidence and NHS Guidance

Does omega-3 lower cholesterol? Discover what the evidence really shows about omega-3's effects on LDL, HDL, and triglycerides, plus NHS guidance on when supplements may help and when statins remain essential for cardiovascular protection.

Best Stool Softener After Gastric Sleeve Surgery: UK Guide

Weight Loss

min read

Best Stool Softener After Gastric Sleeve Surgery: UK Guide

Best stool softener after gastric sleeve surgery: UK-focused guide covering macrogol, docusate, and lactulose, plus safe usage tips, dosing advice, and lifestyle strategies to relieve post-op constipation.

Feeling Faint on Ozempic: Causes, Management and When to Seek Help

GLP-1 Brands

min read

Feeling Faint on Ozempic: Causes, Management and When to Seek Help

Feeling faint on Ozempic? Discover why dizziness occurs with semaglutide, how to manage symptoms safely, when to seek medical advice, and practical strategies to prevent faintness during treatment for type 2 diabetes.

Bolt Guides

Featured

Cycling and Erectile Dysfunction: Evidence & Prevention

Weight loss

Why Is My HbA1c Going Up? Causes, Medicines, and Next Steps

GLP-1 Agonists and Lymphoproliferative Disorders in Adults: Safety Evidence

Fatty Liver Detox Juice: Evidence-Based Facts and Safe Alternatives

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide on a Bulk: UK Legal Risks, Safety, and Regulated Alternatives

Reconstituted Retatrutide Shelf Life: UK Storage and Safety Guide

Does Ozempic Cause Ulcers? Evidence and Gastrointestinal Effects

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

Men’s Health

Testosterone

Erectile dysfunction

Cycling and Erectile Dysfunction: Evidence & Prevention

What Is Testogel? UK Guide to Testosterone Gel Treatment

How Much Testogel Should a Man Use? UK Dosage Guide

Is Testogel Natural? Bioidentical Testosterone Explained

Browse all

Cortisol Detox for Fatty Liver: Evidence-Based Guidance

How to Calculate HbA1c from Fructosamine: Formula, Uses & Limits

Magnesium Daily Intake Dosage: UK Recommendations and Safe Limits

Calorie Deficit Intake for Women: Safe Targets and UK Guidance

Endocannabinoid System Treatment for Obesity: UK Evidence and Safety

Retatrutide and Skin Sensitivity: Causes, Symptoms, and Management

Guava Weight Loss Pills: Evidence, Safety, and NHS Alternatives

How to Store Testogel: Safe Storage and Disposal Guide

Small Intestinal Bacterial Overgrowth Probiotics: Evidence and Risks

Can I Take Magnesium While Pregnant? UK Safety Guide

Best Fast Food Choices on GLP-1 Medications: Expert Guide

C Diff and Fatty Liver: Connection, Treatment & Management Guide

Does Omega-3 Lower Cholesterol? Evidence and NHS Guidance

Best Stool Softener After Gastric Sleeve Surgery: UK Guide

Feeling Faint on Ozempic: Causes, Management and When to Seek Help