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.

Saxenda Thigh or Stomach: Choosing the Best Injection Site

GLP-1 Brands

min read

Saxenda Thigh or Stomach: Choosing the Best Injection Site

Saxenda thigh or stomach: which injection site is best? Discover the differences between abdomen and thigh injections, proper technique, site rotation strategies, and expert guidance for safe, effective Saxenda administration in the UK.

Testosterone

min read

Does Testosterone Treatment Cause Muscle Pain? UK Evidence & Guidance

Does testosterone treatment cause muscle pain? Discover the evidence on muscle discomfort during TRT, including causes, when to seek help, and how to manage symptoms safely. Expert UK guidance for patients and clinicians.

Bubbles in Ozempic Pen: Safety, Removal and Accurate Dosing Guide

GLP-1 Brands

min read

Bubbles in Ozempic Pen: Safety, Removal and Accurate Dosing Guide

Concerned about bubbles in your Ozempic pen? Discover why air bubbles form, whether they're dangerous, and expert-approved techniques to remove them safely whilst ensuring accurate dosing for effective diabetes management.

Does Ozempic Get Rid of Belly Fat? UK Evidence and Guidance

GLP-1 Brands

min read

Does Ozempic Get Rid of Belly Fat? UK Evidence and Guidance

Does Ozempic get rid of belly fat? Discover what clinical evidence reveals about semaglutide's effects on abdominal fat, who can use it in the UK, and realistic weight loss expectations based on NICE guidance and MHRA-approved indications.

Testosterone

min read

Is Testogel Bioidentical Testosterone? UK Safety and Alternatives

Is Testogel bioidentical testosterone? Discover how Testogel compares to natural testosterone, its safety profile under UK guidance, and alternative TRT options available on the NHS.

Does CoQ10 Cause Constipation? Evidence and Guidance

Supplements

min read

Does CoQ10 Cause Constipation? Evidence and Guidance

Does CoQ10 cause constipation? Discover what clinical evidence reveals about CoQ10 supplements and bowel function, including common side effects, prevention strategies, and when to consult your GP about digestive symptoms.

Eggy Burps on Saxenda: Causes, Management and When to Seek Help

GLP-1 Brands

min read

Eggy Burps on Saxenda: Causes, Management and When to Seek Help

Experiencing eggy burps on Saxenda? Discover why this sulphurous symptom occurs, how common it is, and evidence-based strategies to manage digestive side effects during GLP-1 treatment for weight management.

Why Does Sildenafil Cause a Stuffy Nose? Causes and Management

Erectile Dysfunction

min read

Why Does Sildenafil Cause a Stuffy Nose? Causes and Management

Why does sildenafil cause a stuffy nose? Discover the science behind this common side effect, how to manage nasal congestion, and when to seek medical advice about sildenafil use.

Omega-3 Enriched Foods List: UK Products and Guidance

Supplements

min read

Omega-3 Enriched Foods List: UK Products and Guidance

Discover the complete omega-3 enriched foods list available in the UK, including eggs, dairy, bread, and oils. Learn which fortified products provide meaningful EPA and DHA, how to choose quality options, and how enriched foods compare to natural sources for meeting NHS omega-3 recommendations.

Hair Loss

min read

Protein Shakes and Hair Loss: Ingredients, Risks, and UK Guidance

Protein shakes and hair loss — is there a real link? Explore the evidence on ingredients like creatine and biotin, nutritional imbalances, and when to see your GP. UK-guided advice.

Weight Loss

min read

Menopause Weight Loss Pills: What UK Evidence and NHS Guidance Says

Menopause weight loss pills — what does the evidence say? Discover what NICE and NHS guidance recommends, how HRT and lifestyle changes compare to prescription medicines, and when to see your GP.

How Long Does Sildenafil Stay in Your Urine? Detection & Safety

Erectile Dysfunction

min read

How Long Does Sildenafil Stay in Your Urine? Detection & Safety

How long does sildenafil stay in your urine? Discover detection timeframes (typically 24–48 hours), factors affecting elimination, drug testing considerations, and essential safety information for patients prescribed this medication.

Alpha-Gal Allergy Medications to Avoid: UK Patient Guide

Supplements

min read

Alpha-Gal Allergy Medications to Avoid: UK Patient Guide

Alpha-gal allergy medications to avoid — find out which drugs, vaccines, and excipients pose a risk in alpha-gal syndrome, plus safer alternatives and UK NHS guidance to help you manage AGS safely.

Zinc Oxide for Nappy Rash: Treatment Guide for Parents

Supplements

min read

Zinc Oxide for Nappy Rash: Treatment Guide for Parents

Discover how zinc oxide for nappy rash works as a protective barrier treatment. Learn proper application techniques, expected timeframes for improvement, and when to seek medical advice for your baby's skin.

Does Semaglutide Make You Thirsty? Causes & Tips

GLP-1 Brands

min read

Does Semaglutide Make You Thirsty? Causes & Tips

Wegovy or Rybelsus causing thirst? Find out why semaglutide may affect hydration, what the UK SmPC says, and how to manage symptoms safely.

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

Saxenda Thigh or Stomach: Choosing the Best Injection Site

Does Testosterone Treatment Cause Muscle Pain? UK Evidence & Guidance

Bubbles in Ozempic Pen: Safety, Removal and Accurate Dosing Guide

Does Ozempic Get Rid of Belly Fat? UK Evidence and Guidance

Is Testogel Bioidentical Testosterone? UK Safety and Alternatives

Does CoQ10 Cause Constipation? Evidence and Guidance

Eggy Burps on Saxenda: Causes, Management and When to Seek Help

Why Does Sildenafil Cause a Stuffy Nose? Causes and Management

Omega-3 Enriched Foods List: UK Products and Guidance

Protein Shakes and Hair Loss: Ingredients, Risks, and UK Guidance

Menopause Weight Loss Pills: What UK Evidence and NHS Guidance Says

How Long Does Sildenafil Stay in Your Urine? Detection & Safety

Alpha-Gal Allergy Medications to Avoid: UK Patient Guide

Zinc Oxide for Nappy Rash: Treatment Guide for Parents

Does Semaglutide Make You Thirsty? Causes & Tips

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