Bolt Guides

Expert insights on weight loss and more.

Featured

Weight Loss

min read

New Weight Loss Prescriptions in the UK: Your Complete Guide

New weight loss prescriptions including semaglutide and tirzepatide are now available in the UK. Learn who qualifies, how they work, NICE eligibility criteria, side effects, and how to access treatment safely via the NHS or private providers.

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Weight loss

Read all on weight loss

Weight Loss

min read

New Weight Loss Prescriptions in the UK: Your Complete Guide

Can You Eat Oatmeal While Intermittent Fasting? UK Guide

Weight Loss

min read

Can You Eat Oatmeal While Intermittent Fasting? UK Guide

Can you eat oatmeal while intermittent fasting? Find out when oatmeal breaks a fast, why it's an ideal choice for your eating window, and who should seek GP advice first.

Intermittent Fasting and Cell Repair: Evidence, Safety, and UK Guidance

Weight Loss

min read

Intermittent Fasting and Cell Repair: Evidence, Safety, and UK Guidance

Intermittent fasting and cell repair: discover how fasting triggers autophagy and cellular maintenance pathways, what UK guidance says, who should exercise caution, and practical safety advice from NHS and NICE.

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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

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.

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Trulicity Doses Per Pen: UK Dosing Guide

GLP-1 Brands

min read

Paracetamol with Trulicity: Is It Safe?

Find out if paracetamol is safe to take with Trulicity (dulaglutide), including dosage guidance, key considerations, and when to seek medical advice.

Best Time to Take Victoza: Morning or Evening?

GLP-1 Brands

min read

Best Time to Take Victoza: Morning or Evening?

Morning or evening — does it matter when you take Victoza? Learn the recommended liraglutide dosing schedule and how to get the most from your injections.

Does Ozempic Cause Muscle Loss? Evidence & Tips

GLP-1 Brands

min read

Does Ozempic Cause Muscle Loss? Evidence & Tips

Worried Ozempic is eating your muscle? See what the evidence says about semaglutide and body composition, plus practical steps to protect lean muscle mass.

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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.

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Erectile Dysfunction

min read

Is Spinach Good for Erectile Dysfunction? UK Evidence Review

Is spinach good for erectile dysfunction? Discover what the evidence says about spinach, dietary nitrates, and erectile health—plus when to seek medical advice for ED in the UK.

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Testosterone

min read

Low Testosterone and Man Boobs: Causes, Diagnosis, and NHS Treatment

Low testosterone causing man boobs? Learn how hormonal imbalance leads to gynaecomastia, what causes it, when to see a GP, and what NHS diagnosis and treatment options are available.

Does Testogel Work for Men? What the Evidence Shows

Testosterone

min read

Does Testogel Work for Men? What the Evidence Shows

Find out how Testogel works for men with low testosterone, what clinical evidence shows, realistic results timelines, and key safety considerations.

Testosterone

min read

How to Increase Testosterone Levels Naturally: 7 Tips

Boost testosterone naturally with 7 evidence-based lifestyle changes covering sleep, nutrition, exercise and stress. Plus when to seek NHS advice.

Vitamin D and Blood Pressure: Evidence and Guidance

Supplements

min read

Vitamin D and Blood Pressure: Evidence and Guidance

Discover the relationship between vitamin D and blood pressure, including evidence for supplementation, recommended levels, safe sources, and when to seek medical advice for hypertension management.

Mounjaro

min read

Mounjaro and H Pylori: Symptoms, Treatment and When to Seek Help

Mounjaro and H pylori: understand the connection between tirzepatide treatment and H pylori infection. Learn about managing digestive symptoms, when to seek medical advice, and how these conditions interact in UK clinical practice.

Hair Loss

min read

Can Whey Protein Cause Hair Loss? Evidence, Risks & NHS Treatments

Can whey protein cause hair loss? Explore the evidence, the DHT theory, nutritional causes of hair thinning, and NHS-recognised treatments. Know when to see your GP.

Mounjaro

min read

Does Mounjaro Cause Bleeding? UK Clinical Evidence and Guidance

Does Mounjaro cause bleeding? Discover the evidence on tirzepatide and bleeding risk, understand gastrointestinal side effects, and learn when to seek medical advice. UK clinical guidance included.

Erectile Dysfunction

min read

Does Low Potassium Cause Erectile Dysfunction? UK Medical Guide

Does low potassium cause erectile dysfunction? Explore the complex relationship between hypokalaemia and ED, including vascular and neurological mechanisms, shared medical causes, symptoms to watch for, and evidence-based treatment options available through the NHS.

Does GLP-1 Help with ADHD? Evidence and UK Treatment Options

Weight Loss

min read

Does GLP-1 Help with ADHD? Evidence and UK Treatment Options

Does GLP-1 help with ADHD? Explore the current evidence on GLP-1 receptor agonists for ADHD symptoms, their brain mechanisms, safety considerations, and UK-approved ADHD treatments recommended by NICE.

Hair Loss

min read

Hair Vitamins for Hair Loss: Evidence, Safety, and NHS Guidance

Hair vitamins for hair loss — do they really work? Discover which nutrients are linked to hair shedding, what the clinical evidence shows, NHS treatment options, and how to choose a safe UK supplement.

Erectile Dysfunction

min read

Does Lack of Sleep Cause Erectile Dysfunction? Evidence and Solutions

Does lack of sleep cause erectile dysfunction? Discover how sleep deprivation affects male sexual health through hormonal changes, vascular impairment, and psychological factors. Learn evidence-based strategies to improve both sleep quality and erectile function, plus when to seek medical advice for persistent difficulties.

Gastric Sleeve Surgery Side Effects: NHS Guide to Risks and Management

Weight Loss

min read

Gastric Sleeve Surgery Side Effects: NHS Guide to Risks and Management

Gastric sleeve surgery side effects explained — from common post-op symptoms to serious complications. NHS and NICE-aligned guidance on risks, nutrition, and long-term management.

Microdosing GLP-1 for Hashimoto's: Evidence, Risks and NHS Guidance

Weight Loss

min read

Microdosing GLP-1 for Hashimoto's: Evidence, Risks and NHS Guidance

Microdosing GLP-1 for Hashimoto's: explore the evidence, potential benefits, safety concerns, and NHS guidance on using GLP-1 receptor agonists for autoimmune thyroid disease and metabolic symptoms.

Allergy Medication Safe During Pregnancy: UK Guide

Supplements

min read

Allergy Medication Safe During Pregnancy: UK Guide

Allergy medication safe during pregnancy — find out which antihistamines, nasal sprays, and asthma treatments are recommended by NHS and NICE, what to avoid, and when to seek medical advice.

Does Ozempic Affect Potassium Levels? UK Clinical Guidance

GLP-1 Brands

min read

Does Ozempic Affect Potassium Levels? UK Clinical Guidance

Does Ozempic affect potassium levels? Discover how semaglutide influences electrolyte balance, when monitoring is needed, and what symptoms to watch for. Expert UK guidance for patients and healthcare professionals.

Omega-3 Plant-Based Foods: Best Sources & Daily Needs

Supplements

min read

Omega-3 Plant-Based Foods: Best Sources & Daily Needs

Discover the best plant-based omega-3 foods for vegans. Explore top ALA sources, daily requirements, and tips for heart and brain health.

Does Ranitidine Cause Gynaecomastia? Evidence, Risks and Advice

Weight Loss

min read

Does Ranitidine Cause Gynaecomastia? Evidence, Risks and Advice

Does ranitidine cause gynaecomastia? Learn what the evidence shows, how common this side effect is, which medicines carry higher risk, and when to see a GP.

Should Tadalafil Be Taken With Food? UK Guidance

Erectile Dysfunction

min read

Should Tadalafil Be Taken With Food? UK Guidance

Should tadalafil be taken with food? Discover how meals affect tadalafil absorption, optimal timing for effectiveness, foods to avoid, and expert guidance on using this ED medication safely and conveniently in the UK.

Bolt Guides

Featured

New Weight Loss Prescriptions in the UK: Your Complete Guide

Weight loss

New Weight Loss Prescriptions in the UK: Your Complete Guide

Can You Eat Oatmeal While Intermittent Fasting? UK Guide

Intermittent Fasting and Cell Repair: Evidence, Safety, and UK Guidance

GLP-1 Brands

Wegovy

Mounjaro

Trulicity Doses Per Pen: UK Dosing Guide

Paracetamol with Trulicity: Is It Safe?

Best Time to Take Victoza: Morning or Evening?

Does Ozempic Cause Muscle Loss? Evidence & Tips

Men’s Health

Testosterone

Erectile dysfunction

Is Spinach Good for Erectile Dysfunction? UK Evidence Review

Low Testosterone and Man Boobs: Causes, Diagnosis, and NHS Treatment

Does Testogel Work for Men? What the Evidence Shows

How to Increase Testosterone Levels Naturally: 7 Tips

Browse all

Vitamin D and Blood Pressure: Evidence and Guidance

Mounjaro and H Pylori: Symptoms, Treatment and When to Seek Help

Can Whey Protein Cause Hair Loss? Evidence, Risks & NHS Treatments

Does Mounjaro Cause Bleeding? UK Clinical Evidence and Guidance

Does Low Potassium Cause Erectile Dysfunction? UK Medical Guide

Does GLP-1 Help with ADHD? Evidence and UK Treatment Options

Hair Vitamins for Hair Loss: Evidence, Safety, and NHS Guidance

Does Lack of Sleep Cause Erectile Dysfunction? Evidence and Solutions

Gastric Sleeve Surgery Side Effects: NHS Guide to Risks and Management

Microdosing GLP-1 for Hashimoto's: Evidence, Risks and NHS Guidance

Allergy Medication Safe During Pregnancy: UK Guide

Does Ozempic Affect Potassium Levels? UK Clinical Guidance

Omega-3 Plant-Based Foods: Best Sources & Daily Needs

Does Ranitidine Cause Gynaecomastia? Evidence, Risks and Advice

Should Tadalafil Be Taken With Food? UK Guidance

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