Bolt Guides

Expert insights on weight loss and more.

Featured

High Cholesterol Fish to Avoid: NHS Guidance and Heart-Healthy Choices

Supplements

min read

High Cholesterol Fish to Avoid: NHS Guidance and Heart-Healthy Choices

Discover which high cholesterol fish to avoid and which to include for heart health. Evidence-based NHS guidance on managing cholesterol through fish consumption, including oily fish benefits, shellfish considerations, and safe preparation methods for cardiovascular wellbeing.

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Weight loss

Read all on weight loss

Weight Loss

min read

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.

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.

Read Mounjaro guides

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

min read

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

min read

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

min read

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

min read

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.

Should You Take Ozempic on an Empty Stomach? UK Guidance

GLP-1 Brands

min read

Should You Take Ozempic on an Empty Stomach? UK Guidance

Should you take Ozempic on an empty stomach? Discover why food timing doesn't affect this diabetes injection, when to administer it, and how to manage side effects. Evidence-based UK guidance for patients.

Banda Gástrica o Bypass Gástrico: UK Guide to Bariatric Surgery

Weight Loss

min read

Banda Gástrica o Bypass Gástrico: UK Guide to Bariatric Surgery

Banda gástrica o bypass gástrico — compare how each weight loss surgery works, NHS eligibility under NICE guidelines, risks, recovery, and long-term outcomes. Read our UK clinical guide.

Anti-Anxiety Allergy Medication: UK Guide to Hydroxyzine and Antihistamines

Supplements

min read

Anti-Anxiety Allergy Medication: UK Guide to Hydroxyzine and Antihistamines

Anti-anxiety allergy medication explained: discover how hydroxyzine and antihistamines are used for both anxiety and allergies in the UK, including MHRA safety guidance, side effects, and NHS treatment options.

How to Stop Ozempic Hiccups: Relief and Prevention

GLP-1 Brands

min read

How to Stop Ozempic Hiccups: Relief and Prevention

Discover how to stop Ozempic hiccups with evidence-based techniques, dietary modifications, and medical treatments. Learn when persistent hiccups require clinical assessment and how to manage this uncommon side effect safely.

Erectile Dysfunction

min read

Does Rosemary Oil Cause Erectile Dysfunction? Evidence and Facts

Does rosemary oil cause erectile dysfunction? Discover the evidence-based answer, learn about the real causes of ED, safe essential oil use, and when to consult your GP about erectile problems.

Why Does My Urine Smell? Causes & When to Act

GLP-1 Brands

min read

Why Does My Urine Smell? Causes & When to Act

Smelly urine can have many causes — from diet and hydration to infections or blood sugar changes. Learn what's normal and when to seek medical advice.

Can Tribulus Terrestris Cause Gynaecomastia? UK Evidence Explained

Weight Loss

min read

Can Tribulus Terrestris Cause Gynaecomastia? UK Evidence Explained

Can tribulus terrestris cause gynaecomastia? Explore the evidence, biological mechanisms, UK regulatory guidance, and when to seek medical advice about breast tissue changes.

Mounjaro

min read

Mounjaro Storage After Opening: Essential UK Guide

Discover essential guidance on Mounjaro storage after opening, including temperature requirements, shelf life, signs of damage, and safe disposal. Expert advice for UK patients on maintaining medication effectiveness and travelling safely with tirzepatide pens.

Oily Fish for Brain Health: Evidence and UK Guidance

Supplements

min read

Oily Fish for Brain Health: Evidence and UK Guidance

Discover how oily fish supports brain health through omega-3 fatty acids like DHA and EPA. Evidence-based guidance on recommended intake, best species, safety considerations, and alternatives for cognitive function and mental wellbeing across all ages.

Effect of Polycythaemia on HbA1c: Reliability, Alternatives and UK Guidance

Weight Loss

min read

Effect of Polycythaemia on HbA1c: Reliability, Alternatives and UK Guidance

Effect of polycythaemia on HbA1c explained: why results may be unreliable, how venesection affects accuracy, and which alternative glycaemic tests are recommended in UK clinical practice.

Testosterone

min read

Can Testosterone Treatment Cause High Blood Pressure? UK Clinical Guidance

Can testosterone treatment cause high blood pressure? Discover the evidence on TRT and blood pressure, risk factors, monitoring requirements, and management strategies aligned with UK clinical guidance from NICE, MHRA, and BSSM.

How Long Can You Be in a Calorie Deficit Safely?

Weight Loss

min read

How Long Can You Be in a Calorie Deficit Safely?

How long can you be in a calorie deficit safely? Discover NHS-aligned guidance on safe deficit duration, warning signs of over-restriction, and when to see a GP or dietitian.

Mounjaro

min read

Mounjaro Sweet Taste in Mouth: Causes and Management

Experiencing a sweet taste in your mouth whilst taking Mounjaro? Discover why this happens, how common taste changes are with tirzepatide treatment, practical management strategies, and when to contact your GP about persistent symptoms.

Can You Go Over Your Calorie Deficit? Risks, Signs & Safe Limits

Weight Loss

min read

Can You Go Over Your Calorie Deficit? Risks, Signs & Safe Limits

Can you go over your calorie deficit? Find out what happens when you eat more — or far less — than planned, the health risks of extreme restriction, and how to set a safe, sustainable deficit in line with NHS and NICE guidance.

Is Taking NAD Orally Effective? Evidence and Alternatives

Supplements

min read

Is Taking NAD Orally Effective? Evidence and Alternatives

Is taking NAD orally effective? Discover what the evidence reveals about oral NAD+ absorption, bioavailability, and whether NAD+ precursors offer a more effective approach to boosting cellular levels safely.

Bolt Guides

Featured

High Cholesterol Fish to Avoid: NHS Guidance and Heart-Healthy Choices

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

Should You Take Ozempic on an Empty Stomach? UK Guidance

Banda Gástrica o Bypass Gástrico: UK Guide to Bariatric Surgery

Anti-Anxiety Allergy Medication: UK Guide to Hydroxyzine and Antihistamines

How to Stop Ozempic Hiccups: Relief and Prevention

Does Rosemary Oil Cause Erectile Dysfunction? Evidence and Facts

Why Does My Urine Smell? Causes & When to Act

Can Tribulus Terrestris Cause Gynaecomastia? UK Evidence Explained

Mounjaro Storage After Opening: Essential UK Guide

Oily Fish for Brain Health: Evidence and UK Guidance

Effect of Polycythaemia on HbA1c: Reliability, Alternatives and UK Guidance

Can Testosterone Treatment Cause High Blood Pressure? UK Clinical Guidance

How Long Can You Be in a Calorie Deficit Safely?

Mounjaro Sweet Taste in Mouth: Causes and Management

Can You Go Over Your Calorie Deficit? Risks, Signs & Safe Limits

Is Taking NAD Orally Effective? Evidence and Alternatives

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