Bolt Guides

How do weight loss pills work? Discover the science behind UK-licensed anti-obesity medications including orlistat and semaglutide, NHS eligibility criteria, side effects, and how to talk to your GP.

Weight Loss

min read

Weight Loss Pills & Shakes: UK Safety Guide

Orlistat, meal replacement shakes and the new oral Wegovy pill: NHS-aligned guidance on evidence, MHRA safety, side effects and when to see your GP.

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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

Rybelsus for Weight Loss: Evidence, Safety, and UK Prescribing Guidance

Is Rybelsus a good weight loss pill? How oral semaglutide compares to the new Wegovy pill (25 mg), the evidence, side effects, and UK prescribing guidance.

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Rybelsus for Weight Loss: Evidence, Safety, and UK Prescribing Guidance

Weight Loss Pill Naltrexone: How Mysimba Works in the UK

GLP-1 Brands

min read

Weight Loss Pill Naltrexone: How Mysimba Works in the UK

Weight loss pill naltrexone (Mysimba) explained: how it works, who qualifies, dosage and side effects, plus how it compares with the new oral Wegovy pill.

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

GLP-1 Brands

min read

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

1 month retatrutide results explained: what Phase 2 trial data shows about early weight loss, common side effects, realistic expectations, and UK regulatory status in 2025.

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

GLP-1 Brands

min read

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

How much bacteriostatic water to mix with retatrutide — understand reconstitution principles, UK regulatory status, safety risks, and when to seek medical advice before use.

Read all on GLP-1 brands

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 Ibuprofen Affect Erectile Dysfunction? UK Evidence Review

Does ibuprofen affect erectile dysfunction? Explore the evidence on NSAIDs and ED, understand established causes of erectile problems, learn which medications can impact sexual function, and discover when to seek medical advice from your GP.

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Testosterone

min read

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Can testosterone treatments cause swollen feet? Discover how TRT affects fluid retention, when to seek medical advice, management strategies, and alternative causes of peripheral oedema during testosterone therapy.

Testosterone

min read

Can You Take Testosterone After Prostate Cancer Treatment? UK Guidance

Can you take testosterone after prostate cancer treatment? Discover current UK guidance, eligibility criteria, risks and benefits, and essential monitoring requirements for testosterone replacement therapy following prostate cancer.

What Will 3 Days Without Testogel Do to Me?

Testosterone

min read

What Will 3 Days Without Testogel Do to Me?

What will 3 days without Testogel do to me? Discover how missing doses affects testosterone levels, what symptoms to expect within 72 hours, when to contact your GP, and how to safely resume treatment for hypogonadism.

Hair Loss

min read

Can Kidney Disease Cause Hair Loss? Causes, Management & NHS Support

Can kidney disease cause hair loss? Find out how CKD leads to hair thinning through anaemia, uraemia, and nutritional deficiencies — plus when to see your GP and what treatments are available on the NHS.

Is ACV a Probiotic? Evidence-Based Guidance on Apple Cider Vinegar

Supplements

min read

Is ACV a Probiotic? Evidence-Based Guidance on Apple Cider Vinegar

Is ACV a probiotic? Discover the scientific truth about apple cider vinegar, how it differs from probiotic supplements, and evidence-based guidance on safe use aligned with UK clinical standards.

Erectile Dysfunction

min read

Is Sea Moss Good for Erectile Dysfunction? Evidence and Treatments

Is sea moss good for erectile dysfunction? Discover what the evidence says about this popular supplement, its nutritional content, potential risks, and proven NHS treatments for ED that actually work.

Bacitracin Zinc Antibiotic Ointment: UK Availability and Alternatives

Supplements

min read

Bacitracin Zinc Antibiotic Ointment: UK Availability and Alternatives

Bacitracin zinc antibiotic ointment explained: availability in the UK, how it works, safe application, side effects, and NHS-approved alternatives like fusidic acid and mupirocin for minor skin infections.

Best Allergy Medication for Singers: Safe, Voice-Friendly Options

Supplements

min read

Best Allergy Medication for Singers: Safe, Voice-Friendly Options

Best allergy medication for singers explained — discover which antihistamines and nasal sprays are safe for vocal performance, what to avoid, and when to see a GP or ENT specialist.

Mounjaro

min read

Mounjaro and Water Intake: Essential UK Hydration Guidance

Discover essential guidance on Mounjaro and water intake, including recommended daily fluid requirements, managing gastrointestinal side effects through hydration, recognising dehydration signs, and practical tips for maintaining adequate hydration whilst taking tirzepatide in the UK.

Supplements

min read

Best Omega-3 Sources: Fish, Plants & Supplements

Explore the best sources of omega-3, from oily fish and vegan options to supplements. Find out which provide EPA, DHA, and ALA, plus NHS-backed guidance.

Hair Loss

min read

Female Hair Loss at Temples: Causes, Diagnosis and Treatment

Female hair loss at the temples can have several causes, from traction alopecia to frontal fibrosing alopecia. Discover NHS-aligned advice on causes, diagnosis, and treatment options.

Weight Loss

min read

Cortisol Pills and Weight Loss: What the Clinical Evidence Really Shows

Does cortisol pills help with weight loss? Find out what the clinical evidence says, how cortisol affects metabolism, the risks of corticosteroids, and what NHS-approved weight management options are available.

Canola Oil and Fatty Liver: Evidence-Based UK Guidance

Weight Loss

min read

Canola Oil and Fatty Liver: Evidence-Based UK Guidance

Canola oil and fatty liver: discover the evidence on rapeseed oil's impact on liver health, nutritional profile, and expert dietary recommendations for managing fatty liver disease in line with UK guidance.

Can a Calorie Deficit Cause Diarrhoea? Causes, Tips & When to Seek Help

Weight Loss

min read

Can a Calorie Deficit Cause Diarrhoea? Causes, Tips & When to Seek Help

Can a calorie deficit cause diarrhoea? Learn why dietary changes during weight loss affect your gut, which foods and medicines trigger loose stools, and when to see your GP.

Hair Loss

min read

Wellbutrin and Hair Loss: UK Evidence, Risks, and What to Do

Wellbutrin and hair loss explained: find out whether bupropion (Zyban) can cause alopecia, how common it is, what the UK evidence says, and what to do if you notice hair shedding during treatment.

Choline Supplements for Fatty Liver: Evidence, Dosage and Safety

Weight Loss

min read

Choline Supplements for Fatty Liver: Evidence, Dosage and Safety

Can choline supplements help treat fatty liver disease? Discover how choline deficiency affects liver health, the evidence for supplementation in NAFLD, recommended dosages, food sources, and safety considerations based on UK clinical guidance.

Allergy Medication Doses Explained: UK Patient Guide

Supplements

min read

Allergy Medication Doses Explained: UK Patient Guide

Confused by allergy medication doses? Discover MHRA-approved intranasal corticosteroids, how they work, and NHS treatment options.

Does Trulicity Cause Hair Loss? Facts About Dulaglutide

GLP-1 Brands

min read

Does Trulicity Cause Hair Loss? Facts About Dulaglutide

Does Trulicity cause hair loss? Discover the facts about dulaglutide and hair thinning, including indirect causes, what to do if you experience shedding, and when to seek medical advice for this type 2 diabetes medication.

Bolt Guides

Featured

Oral Incretin Mimetics Available in the UK

Weight loss

Oral Incretin Mimetics Available in the UK

How Weight Loss Pills Work: UK Guide to Anti-Obesity Medications

Weight Loss Pills & Shakes: UK Safety Guide

GLP-1 Brands

Wegovy

Mounjaro

Rybelsus for Weight Loss: Evidence, Safety, and UK Prescribing Guidance

Weight Loss Pill Naltrexone: How Mysimba Works in the UK

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

Men’s Health

Testosterone

Erectile dysfunction

Does Ibuprofen Affect Erectile Dysfunction? UK Evidence Review

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Can You Take Testosterone After Prostate Cancer Treatment? UK Guidance

What Will 3 Days Without Testogel Do to Me?

Browse all

Can Kidney Disease Cause Hair Loss? Causes, Management & NHS Support

Is ACV a Probiotic? Evidence-Based Guidance on Apple Cider Vinegar

Is Sea Moss Good for Erectile Dysfunction? Evidence and Treatments

Bacitracin Zinc Antibiotic Ointment: UK Availability and Alternatives

Best Allergy Medication for Singers: Safe, Voice-Friendly Options

Mounjaro and Water Intake: Essential UK Hydration Guidance

Best Omega-3 Sources: Fish, Plants & Supplements

Female Hair Loss at Temples: Causes, Diagnosis and Treatment

Cortisol Pills and Weight Loss: What the Clinical Evidence Really Shows

Canola Oil and Fatty Liver: Evidence-Based UK Guidance

Can a Calorie Deficit Cause Diarrhoea? Causes, Tips & When to Seek Help

Wellbutrin and Hair Loss: UK Evidence, Risks, and What to Do

Choline Supplements for Fatty Liver: Evidence, Dosage and Safety

Allergy Medication Doses Explained: UK Patient Guide

Does Trulicity Cause Hair Loss? Facts About Dulaglutide

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