Bolt Guides

Expert insights on weight loss and more.

Featured

Weight Loss

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Weight Loss Green Tea Pills: Evidence, Safety, and UK Guidance

Weight loss green tea pills: do they really work? Explore the UK evidence, safety risks including liver damage, drug interactions, and NHS-recommended alternatives to help you make an informed decision.

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Weight loss

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Weight Loss

min read

Weight Loss Green Tea Pills: Evidence, Safety, and UK Guidance

Can DHEA Cause Gynaecomastia? Risks, Signs and UK Guidance

Weight Loss

min read

Can DHEA Cause Gynaecomastia? Risks, Signs and UK Guidance

Can DHEA cause gynaecomastia? Learn how DHEA converts to oestrogens, who is most at risk, when to see your GP, and what UK guidance says about unlicensed DHEA products.

Why Is Fibre Important for the Treatment of Obesity?

Weight Loss

min read

Why Is Fibre Important for the Treatment of Obesity?

Discover why fibre is essential for obesity treatment. Learn how dietary fibre supports weight loss through appetite control, satiety, and metabolic benefits—backed by NHS guidance and clinical evidence for sustainable results.

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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

How to Use Rybelsus: GLP-1 Tablet Guide

Find out how to take Rybelsus (semaglutide) correctly. Dosing schedules, timing tips, and common mistakes to avoid for better glycaemic control.

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Can You Take Basaglar and Trulicity Together for Diabetes?

GLP-1 Brands

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Can You Take Basaglar and Trulicity Together for Diabetes?

Can you take Basaglar and Trulicity together? Discover how this combination therapy works for type 2 diabetes, including benefits, safety considerations, dosing guidelines, and when to contact your healthcare provider for optimal glucose control.

Can You Gain Weight on Trulicity? UK Guide

GLP-1 Brands

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Can You Gain Weight on Trulicity? UK Guide

Can you gain weight on Trulicity? Discover why most people lose weight on this diabetes medication, what causes unexpected weight gain in some patients, and when to speak to your GP about weight changes whilst taking dulaglutide.

How Many Pens Victoza for a Month: NHS Dosing Guide

GLP-1 Brands

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How Many Pens Victoza for a Month: NHS Dosing Guide

How many pens Victoza for a month? Find out exactly how many Victoza pens you need based on your prescribed dose—1, 2, or 3 pens monthly. Essential NHS prescription guidance for type 2 diabetes patients.

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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 Erectile Dysfunction Cause Anger? Understanding the Emotional Link

Does erectile dysfunction cause anger? Discover the psychological link between ED and emotional distress, how to manage anger and frustration, and when to seek help from your GP for both physical and mental health support.

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How Much Testogel Should I Take? UK Dosing Guide

Testosterone

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How Much Testogel Should I Take? UK Dosing Guide

How much Testogel should you take? Learn how doctors determine your individual dose, typical starting amounts for each formulation, dose adjustment based on blood tests, and what to do if you miss or take too much. UK guidance included.

Testosterone

min read

Does Testogel Help Grow Facial Hair? UK Guide to Testosterone Therapy

Does Testogel help grow facial hair? Discover how testosterone replacement therapy affects facial hair growth, who can use it, expected timelines, and essential safety considerations for UK patients with hypogonadism.

Testosterone

min read

Does Testosterone Treatment Cause Blood Clots? UK Evidence & Safety

Does testosterone treatment cause blood clots? Discover the evidence on TRT and VTE risk, including mechanisms, risk factors, warning symptoms, and essential safety monitoring to reduce your thrombotic risk during testosterone therapy.

Do Liquid Calories Burn Faster Than Solid Calories?

Weight Loss

min read

Do Liquid Calories Burn Faster Than Solid Calories?

Do liquid calories burn faster than solid calories? Discover the truth about how your body processes liquid versus solid foods, their impact on metabolism, satiety, and health. Evidence-based guidance from UK medical experts.

Mounjaro

min read

Mounjaro for Skinny People: Risks and Safe Alternatives

Mounjaro for skinny people: understand why this diabetes and obesity medicine is unsafe for healthy-weight individuals, the serious health risks involved, NHS prescribing criteria, and safe alternatives for weight management.

Erectile Dysfunction

min read

Do NSAIDs Cause Erectile Dysfunction? UK Evidence and Guidance

Do NSAIDs cause erectile dysfunction? Explore the latest UK evidence on whether ibuprofen, naproxen, and other anti-inflammatory medicines affect sexual function, plus when to speak with your GP.

Does Tadalafil Increase Uric Acid? UK Clinical Evidence

Erectile Dysfunction

min read

Does Tadalafil Increase Uric Acid? UK Clinical Evidence

Does tadalafil increase uric acid? Discover what UK clinical evidence reveals about tadalafil's effects on uric acid levels, potential metabolic impacts, and when monitoring may be needed for patients taking this ED medication.

Erectile Dysfunction

min read

Is Pomegranate Good for Erectile Dysfunction? Evidence Review

Is pomegranate good for erectile dysfunction? Discover what the scientific evidence reveals about pomegranate's potential benefits for ED, how it may work, safety considerations, and when to seek medical advice for erectile difficulties.

Hair Loss

min read

Finasteride for Hair Loss: UK Guide to Treatment, Safety and Access

Finasteride for hair loss: how it works, who it suits, dosage, MHRA safety updates, and how to get a private prescription in the UK. Read our expert clinical guide.

Erectile Dysfunction

min read

Does Tongkat Ali Cause Erectile Dysfunction? UK Evidence Review

Does tongkat ali cause erectile dysfunction? Discover the evidence on this popular supplement, its safety considerations, potential side effects, and when to seek medical advice for ED in the UK.

Allergy Medication Safe for BPH: What UK Men Need to Know

Supplements

min read

Allergy Medication Safe for BPH: What UK Men Need to Know

Allergy medication safe for BPH — find out which antihistamines and nasal sprays are suitable for men with an enlarged prostate, what to avoid, and when to seek NHS advice.

Mounjaro

min read

Where to Inject Mounjaro for Less Side Effects: UK Guide

Discover where to inject Mounjaro for less side effects. Learn about recommended UK injection sites, proper technique, site rotation, and evidence-based strategies to minimise nausea and local reactions with tirzepatide treatment.

Omega-3 and Brain Health: Evidence, Benefits and UK Guidance

Supplements

min read

Omega-3 and Brain Health: Evidence, Benefits and UK Guidance

Discover how omega-3 and brain health are connected, including the roles of DHA and EPA in cognitive function, mood, and neurological conditions. Learn about UK dietary recommendations, evidence-based guidance, and practical advice for optimising omega-3 intake to support long-term brain health.

Strawberries and Calorie Deficit: Nutrition, Benefits, and Practical Tips

Weight Loss

min read

Strawberries and Calorie Deficit: Nutrition, Benefits, and Practical Tips

Are strawberries good for a calorie deficit? Discover their calorie count, fibre content, glycaemic index, and practical tips for including them in a UK-aligned weight loss diet.

Best NAD Supplement for Women: UK Evidence-Based Guide

Supplements

min read

Best NAD Supplement for Women: UK Evidence-Based Guide

Discover the best NAD supplement for women in the UK. Expert guidance on NAD+ precursors including nicotinamide riboside (NR), safety, dosing, regulatory status, and evidence-based considerations for women's health.

Cod Liver Oil and Fish Oil Benefits: Evidence-Based Guide

Supplements

min read

Cod Liver Oil and Fish Oil Benefits: Evidence-Based Guide

Discover the evidence-based benefits of cod liver oil and fish oil, including omega-3 fatty acids for heart health, inflammation, and brain function. Learn safe dosing, who should avoid them, and how to choose quality supplements following UK clinical guidance.

How Long Does Magnesium Glycinate Take to Work? Timeline

Supplements

min read

How Long Does Magnesium Glycinate Take to Work? Timeline

Discover how quickly magnesium glycinate works for sleep, muscle cramps & deficiency. Evidence-based timelines, dosage tips & what to expect.

Mounjaro

min read

Mounjaro and Diabetic Retinopathy: UK Clinical Guidance

Discover the link between Mounjaro and diabetic retinopathy. Learn about risk factors, monitoring recommendations, and when to seek urgent eye care for patients on tirzepatide.

Bolt Guides

Featured

Weight Loss Green Tea Pills: Evidence, Safety, and UK Guidance

Weight loss

Weight Loss Green Tea Pills: Evidence, Safety, and UK Guidance

Can DHEA Cause Gynaecomastia? Risks, Signs and UK Guidance

Why Is Fibre Important for the Treatment of Obesity?

GLP-1 Brands

Wegovy

Mounjaro

How to Use Rybelsus: GLP-1 Tablet Guide

Can You Take Basaglar and Trulicity Together for Diabetes?

Can You Gain Weight on Trulicity? UK Guide

How Many Pens Victoza for a Month: NHS Dosing Guide

Men’s Health

Testosterone

Erectile dysfunction

Does Erectile Dysfunction Cause Anger? Understanding the Emotional Link

How Much Testogel Should I Take? UK Dosing Guide

Does Testogel Help Grow Facial Hair? UK Guide to Testosterone Therapy

Does Testosterone Treatment Cause Blood Clots? UK Evidence & Safety

Browse all

Do Liquid Calories Burn Faster Than Solid Calories?

Mounjaro for Skinny People: Risks and Safe Alternatives

Do NSAIDs Cause Erectile Dysfunction? UK Evidence and Guidance

Does Tadalafil Increase Uric Acid? UK Clinical Evidence

Is Pomegranate Good for Erectile Dysfunction? Evidence Review

Finasteride for Hair Loss: UK Guide to Treatment, Safety and Access

Does Tongkat Ali Cause Erectile Dysfunction? UK Evidence Review

Allergy Medication Safe for BPH: What UK Men Need to Know

Where to Inject Mounjaro for Less Side Effects: UK Guide

Omega-3 and Brain Health: Evidence, Benefits and UK Guidance

Strawberries and Calorie Deficit: Nutrition, Benefits, and Practical Tips

Best NAD Supplement for Women: UK Evidence-Based Guide

Cod Liver Oil and Fish Oil Benefits: Evidence-Based Guide

How Long Does Magnesium Glycinate Take to Work? Timeline

Mounjaro and Diabetic Retinopathy: UK Clinical Guidance

Personalized weight management for women