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

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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.

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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

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.

Glucosamine or Fish Oil: Evidence, Safety and UK Guidance

Supplements

min read

Glucosamine or Fish Oil: Evidence, Safety and UK Guidance

Should you take glucosamine or fish oil for joint health? Discover the evidence, safety profiles, and UK guidance on these popular supplements, including whether you can take them together safely.

Rebound Effect Allergy Medication: Causes, Duration and Safe Alternatives

Supplements

min read

Rebound Effect Allergy Medication: Causes, Duration and Safe Alternatives

Rebound effect allergy medication explained: find out which nasal sprays and eye drops cause rebound symptoms, how long they last, and what NHS-recommended alternatives can help you break the cycle safely.

Where to Put Testogel for Women: Safe Application Sites

Testosterone

min read

Where to Put Testogel for Women: Safe Application Sites

Discover where to put Testogel safely if you're a woman prescribed this off-label testosterone therapy. Learn the recommended application sites, step-by-step technique, and essential safety precautions to optimise treatment and minimise risks.

Erectile Dysfunction

min read

Is Spirulina Good for Erectile Dysfunction? Evidence and Guidance

Is spirulina good for erectile dysfunction? Discover what the science says about spirulina's potential benefits for ED, safety considerations, and evidence-based treatments recommended by UK guidelines.

What Medications Should Not Be Taken with CoQ10?

Supplements

min read

What Medications Should Not Be Taken with CoQ10?

Discover which medications should not be taken with CoQ10, including warfarin, blood pressure drugs, and chemotherapy. Learn about clinically significant interactions, monitoring requirements, and how to supplement safely with expert UK guidance from GPs and pharmacists.

Allergy Medical Group Services: Diagnosis, Treatment and When to Seek Care

Supplements

min read

Allergy Medical Group Services: Diagnosis, Treatment and When to Seek Care

Allergy medical group services explained: discover specialist allergy and immunology care, from skin testing and immunotherapy to anaphylaxis management. Find out when to seek a referral.

Erectile Dysfunction

min read

Does Collagen Help Erectile Dysfunction? Evidence and Treatments

Does collagen help erectile dysfunction? Discover what the evidence says about collagen supplements for ED, how erectile function works, and which treatments are backed by NICE guidance for men seeking effective solutions.

Testosterone

min read

Does Fatty Liver Cause Low Testosterone? UK Evidence and Treatment

Does fatty liver cause low testosterone? Discover the evidence linking NAFLD and testosterone deficiency in men, including mechanisms, symptoms, and UK treatment options for both conditions.

Can Fatty Liver Cause High Alkaline Phosphatase? UK Guide

Weight Loss

min read

Can Fatty Liver Cause High Alkaline Phosphatase? UK Guide

Can fatty liver cause high alkaline phosphatase levels? Discover how NAFLD affects ALP, when elevated readings are concerning, and UK guidance on investigation and management of abnormal liver function tests.

Calorie Deficit and Pilates: How to Combine Them Safely

Weight Loss

min read

Calorie Deficit and Pilates: How to Combine Them Safely

Calorie deficit and Pilates: discover how to combine them safely for sustainable weight management. Learn appropriate deficit sizes, nutrition tips, and when to seek professional advice.

Is Sildenafil a Narcotic? UK Classification and Facts

Erectile Dysfunction

min read

Is Sildenafil a Narcotic? UK Classification and Facts

Is sildenafil a narcotic? Discover the facts about sildenafil's legal classification in the UK, how it differs from controlled substances, its mechanism of action, and safe prescribing guidelines for erectile dysfunction and pulmonary hypertension.

Can Hyperthyroidism Cause Gynaecomastia? Symptoms, Diagnosis & Treatment

Weight Loss

min read

Can Hyperthyroidism Cause Gynaecomastia? Symptoms, Diagnosis & Treatment

Can hyperthyroidism cause gynaecomastia? Learn how an overactive thyroid disrupts hormone balance in men, leading to breast tissue growth, plus UK diagnosis and treatment guidance.

Cod Liver Oil Side Effects: Risks and Safety Guide

Supplements

min read

Cod Liver Oil Side Effects: Risks and Safety Guide

Discover cod liver oil side effects, from common gastrointestinal symptoms to serious complications. Learn who should avoid it, when to seek medical advice, and practical tips to minimise adverse effects safely.

Can You Take Trulicity with Kidney Disease? Safety & Guidance

GLP-1 Brands

min read

Can You Take Trulicity with Kidney Disease? Safety & Guidance

Can you take Trulicity with kidney disease? Discover how dulaglutide works safely in CKD patients, dosing guidance, monitoring requirements, and important safety considerations for managing type 2 diabetes with renal impairment.

Resistance to Allergy Medication: Causes, Options, and NHS Treatments

Supplements

min read

Resistance to Allergy Medication: Causes, Options, and NHS Treatments

Resistance to allergy medication explained: discover why antihistamines and nasal sprays may seem less effective, when to see a GP, and what NHS treatments — including immunotherapy — are available.

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

Glucosamine or Fish Oil: Evidence, Safety and UK Guidance

Rebound Effect Allergy Medication: Causes, Duration and Safe Alternatives

Where to Put Testogel for Women: Safe Application Sites

Is Spirulina Good for Erectile Dysfunction? Evidence and Guidance

What Medications Should Not Be Taken with CoQ10?

Allergy Medical Group Services: Diagnosis, Treatment and When to Seek Care

Does Collagen Help Erectile Dysfunction? Evidence and Treatments

Does Fatty Liver Cause Low Testosterone? UK Evidence and Treatment

Can Fatty Liver Cause High Alkaline Phosphatase? UK Guide

Calorie Deficit and Pilates: How to Combine Them Safely

Is Sildenafil a Narcotic? UK Classification and Facts

Can Hyperthyroidism Cause Gynaecomastia? Symptoms, Diagnosis & Treatment

Cod Liver Oil Side Effects: Risks and Safety Guide

Can You Take Trulicity with Kidney Disease? Safety & Guidance

Resistance to Allergy Medication: Causes, Options, and NHS Treatments

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