Bolt Guides

Expert insights on weight loss and more.

Featured

Fish Oil Pills & Weight Loss: What the Evidence Says

Supplements

min read

Fish Oil Pills & Weight Loss: What the Evidence Says

Can fish oil supplements support weight loss? We review the evidence on omega-3 capsules, benefits, side effects, and UK guidance to help you decide.

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Weight loss

Read all on weight loss

Weight Loss

min read

Lemon Pills for Weight Loss: Evidence, Safety, and NHS Alternatives

Lemon pills for weight loss: do they work? Explore the evidence, UK regulations, safety considerations, and NHS-approved alternatives to make an informed decision.

Treatment of Genetic Obesity: Targeted Therapies and NHS Care

Weight Loss

min read

Treatment of Genetic Obesity: Targeted Therapies and NHS Care

Discover how treatment of genetic obesity has been transformed by targeted therapies for rare inherited forms. Learn about diagnosis, licensed medications like setmelanotide, specialist NHS services, and comprehensive management approaches for monogenic obesity conditions.

Spironolactone and Gynaecomastia: Causes, Risks, and Management Options

Weight Loss

min read

Spironolactone and Gynaecomastia: Causes, Risks, and Management Options

Spironolactone causes gynaecomastia by blocking androgen receptors and shifting the oestrogen-to-androgen ratio in breast tissue. Learn how it happens, how common it is, and what your options are.

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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 Wean Off Rybelsus Safely: UK Clinical Guidance

Learn how to wean off Rybelsus safely with expert guidance on stopping semaglutide, managing blood sugar after discontinuation, and maintaining diabetes control. Essential UK clinical advice for patients and healthcare professionals.

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How to Wean Off Rybelsus Safely: UK Clinical Guidance

Type 2 Diabetes Trulicity: Dosage, Eligibility & Side Effects UK

GLP-1 Brands

min read

Type 2 Diabetes Trulicity: Dosage, Eligibility & Side Effects UK

Discover how Trulicity (dulaglutide) helps manage type 2 diabetes with once-weekly injections. Learn about dosing, eligibility, side effects, and NICE guidance for UK patients seeking better blood glucose control.

Retatrutide Triple Receptor Agonist: Mechanism, Evidence, and UK Status

GLP-1 Brands

min read

Retatrutide Triple Receptor Agonist: Mechanism, Evidence, and UK Status

Retatrutide triple receptor agonist explained: how it works, Phase 2 trial results, side effects, and UK regulatory status. Find out what the evidence says and what to expect next.

Ozempic Effects on the Body: How Semaglutide Works

GLP-1 Brands

min read

Ozempic Effects on the Body: How Semaglutide Works

Discover how Ozempic affects blood sugar, weight & heart health. Learn side effects & safe usage with expert UK guidance.

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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

What Is the Best Vacuum Device for Erectile Dysfunction?

What is the best vacuum device for erectile dysfunction? Discover how vacuum erection devices work, which features matter most, how to access clinically tested VEDs through the NHS, and what the evidence shows about effectiveness and safety for treating ED.

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Testosterone

min read

How Many Days of Testosterone Gel Pump Treatment Are Needed?

How many days of testosterone gel pump treatment do you need? Discover why testosterone replacement therapy isn't measured in days but requires long-term management. Learn about treatment timelines, monitoring schedules, and when to review your therapy with evidence-based UK guidance.

Does Testogel Make Your Penis Larger? Evidence and Facts

Testosterone

min read

Does Testogel Make Your Penis Larger? Evidence and Facts

Does Testogel make your penis larger? Discover the evidence-based answer about testosterone therapy and penis size, plus realistic effects on male sexual health and when to seek medical advice.

How to Use Testogel for Women: Dosage, Application and Safety

Testosterone

min read

How to Use Testogel for Women: Dosage, Application and Safety

Learn how to use Testogel for women safely, including application technique, dosage guidelines, monitoring requirements, and potential side effects. Expert guidance on off-label testosterone therapy for postmenopausal women with HSDD.

Hair Loss

min read

Linzess Side Effects and Hair Loss: UK Guide to Linaclotide

Linzess side effects including hair loss explained: find out what the UK evidence says about linaclotide (Constella), its recognised side effects, and when to speak to your GP.

Cod Liver Oil Benefits, Uses & Safety Guide

Supplements

min read

Cod Liver Oil Benefits, Uses & Safety Guide

Find out what cod liver oil is good for, from heart health to bone strength. Learn about vitamins A and D content, safe dosage, and who should avoid it.

Can Glucosamine Cause Weight Gain? Evidence and Guidance

Supplements

min read

Can Glucosamine Cause Weight Gain? Evidence and Guidance

Can glucosamine cause weight gain? Discover what the evidence says about glucosamine and weight changes, including bloating, fluid retention, and practical tips for managing your weight whilst taking this popular joint supplement.

Erectile Dysfunction

min read

Does Zantac Cause Erectile Dysfunction? Evidence and Alternatives

Does Zantac cause erectile dysfunction? Discover what clinical evidence reveals about ranitidine and sexual function, explore safer alternatives for acid reflux, and learn when to seek medical advice for erectile difficulties.

Mounjaro

min read

Crohn's and Mounjaro: Safety, Risks and Alternatives

Crohn's and Mounjaro: Can tirzepatide be safely used in inflammatory bowel disease? Discover essential safety considerations, gastrointestinal risks, monitoring requirements, and alternative weight management options for Crohn's patients. Expert UK guidance for patients and clinicians.

Broccoli Vitamin K Content and Warfarin Interactions: UK Guide

Supplements

min read

Broccoli Vitamin K Content and Warfarin Interactions: UK Guide

Discover how broccoli's vitamin K content affects warfarin and blood thinners. Expert UK guidance on safe broccoli intake during anticoagulation therapy, including practical dietary management strategies for maintaining stable INR levels whilst enjoying nutritious vegetables.

Do NAD Patches Work? Evidence and Safety Review

Supplements

min read

Do NAD Patches Work? Evidence and Safety Review

Do NAD patches work? Discover what the science says about NAD+ patches, their claimed benefits, safety concerns, and UK regulatory status. Evidence-based guidance for consumers considering transdermal NAD+ supplementation.

Collagen Protein Powder vs Whey: Key Differences and Benefits

Supplements

min read

Collagen Protein Powder vs Whey: Key Differences and Benefits

Collagen protein powder vs whey: discover the key nutritional differences, evidence-based health benefits, and which supplement suits your goals. Expert guidance on muscle building, skin health, joint support, and safety considerations for UK readers.

Erectile Dysfunction

min read

Are Pine Nuts Good for Erectile Dysfunction? Evidence and Treatments

Are pine nuts good for erectile dysfunction? Discover the evidence behind pine nuts and ED, their nutritional benefits, and proven treatments recommended by UK clinical guidelines for managing erectile dysfunction effectively.

Citalopram and Allergy Medication: Safe Combinations Guide

Supplements

min read

Citalopram and Allergy Medication: Safe Combinations Guide

Can you take citalopram and allergy medication together? Learn which antihistamines are safe with citalopram, which to avoid, and when to seek medical advice for drug interactions.

Why Do I Feel Worse After My B12 Injection? Causes & Management

Supplements

min read

Why Do I Feel Worse After My B12 Injection? Causes & Management

Discover why you might feel worse after a B12 injection, including metabolic adjustment, common side effects, and when to seek medical advice. Expert guidance on managing post-injection symptoms safely.

Hair Loss

min read

Beta Blockers and Hair Loss: Causes, Risks, and What to Do

Beta blockers and hair loss explained: which medicines are linked, how common it is, what the UK guidance says, and what to do if you notice thinning or shedding.

Does Cauliflower Have Vitamin K? UK Evidence-Based Guide

Supplements

min read

Does Cauliflower Have Vitamin K? UK Evidence-Based Guide

Does cauliflower have vitamin K? Discover how much vitamin K cauliflower contains, why this nutrient matters for blood clotting and bone health, and what it means for warfarin users. Evidence-based UK guidance inside.

How to Learn Your Metabolic Type: Evidence-Based Guide

Weight Loss

min read

How to Learn Your Metabolic Type: Evidence-Based Guide

Discover how to learn your metabolic type through self-assessment, questionnaires, and clinical testing. Understand the three main metabolic categories and how to apply personalised nutrition principles safely. Evidence-based guidance on metabolic typing, NHS testing options, and when to seek professional advice for optimal dietary choices.

Cost

min read

Ashcroft Pharmacy Mounjaro Cost: NHS vs Private Prescription Pricing

Discover Ashcroft Pharmacy Mounjaro cost for NHS and private prescriptions. Learn about tirzepatide pricing, access routes, dose strengths, and factors affecting treatment costs in the UK.

Bolt Guides

Featured

Fish Oil Pills & Weight Loss: What the Evidence Says

Weight loss

Lemon Pills for Weight Loss: Evidence, Safety, and NHS Alternatives

Treatment of Genetic Obesity: Targeted Therapies and NHS Care

Spironolactone and Gynaecomastia: Causes, Risks, and Management Options

GLP-1 Brands

Wegovy

Mounjaro

How to Wean Off Rybelsus Safely: UK Clinical Guidance

Type 2 Diabetes Trulicity: Dosage, Eligibility & Side Effects UK

Retatrutide Triple Receptor Agonist: Mechanism, Evidence, and UK Status

Ozempic Effects on the Body: How Semaglutide Works

Men’s Health

Testosterone

Erectile dysfunction

What Is the Best Vacuum Device for Erectile Dysfunction?

How Many Days of Testosterone Gel Pump Treatment Are Needed?

Does Testogel Make Your Penis Larger? Evidence and Facts

How to Use Testogel for Women: Dosage, Application and Safety

Browse all

Linzess Side Effects and Hair Loss: UK Guide to Linaclotide

Cod Liver Oil Benefits, Uses & Safety Guide

Can Glucosamine Cause Weight Gain? Evidence and Guidance

Does Zantac Cause Erectile Dysfunction? Evidence and Alternatives

Crohn's and Mounjaro: Safety, Risks and Alternatives

Broccoli Vitamin K Content and Warfarin Interactions: UK Guide

Do NAD Patches Work? Evidence and Safety Review

Collagen Protein Powder vs Whey: Key Differences and Benefits

Are Pine Nuts Good for Erectile Dysfunction? Evidence and Treatments

Citalopram and Allergy Medication: Safe Combinations Guide

Why Do I Feel Worse After My B12 Injection? Causes & Management

Beta Blockers and Hair Loss: Causes, Risks, and What to Do

Does Cauliflower Have Vitamin K? UK Evidence-Based Guide

How to Learn Your Metabolic Type: Evidence-Based Guide

Ashcroft Pharmacy Mounjaro Cost: NHS vs Private Prescription Pricing

Personalized weight management for women