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.

Read Wegovy guides

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.

Read testosterone guides

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.

Burping Rotten Egg Smell on Ozempic: Causes and Management

GLP-1 Brands

min read

Burping Rotten Egg Smell on Ozempic: Causes and Management

Experiencing burping with a rotten egg smell on Ozempic? Discover why sulphur burps occur with semaglutide, practical dietary changes to reduce symptoms, when to seek medical advice, and effective management strategies for this common gastrointestinal side effect.

Gastric Sleeve vs Gastric Bypass: Key Differences Explained

Weight Loss

min read

Gastric Sleeve vs Gastric Bypass: Key Differences Explained

The difference between gastric sleeve and gastric bypass explained — how each procedure works, weight loss outcomes, risks, NHS eligibility, and long-term lifestyle changes. UK clinical guidance.

Healthiest Fish to Eat: Nutrition, Safety and Sustainability Guide

Supplements

min read

Healthiest Fish to Eat: Nutrition, Safety and Sustainability Guide

Discover the healthiest fish to eat for optimal nutrition, heart health, and sustainability. Expert guidance on omega-3-rich varieties, mercury safety, NHS recommendations, and sustainable choices to support your wellbeing and protect ocean ecosystems.

Cost

min read

Wegovy Cost UK: Farmeci Pricing & Access Guide

Compare Wegovy prices at Farmeci and across UK pharmacies. Understand NHS vs private costs, eligibility, and how to access semaglutide safely and legally.

Resveratrol Side Effects on the Liver: Safety and Risks

Supplements

min read

Resveratrol Side Effects on the Liver: Safety and Risks

Discover the truth about resveratrol side effects on the liver. Learn about potential hepatotoxicity risks, safety precautions, when to seek medical advice, and how to use resveratrol supplements safely in the UK.

Hair Loss

min read

Can Weed Cause Hair Loss? Evidence, Causes, and UK Treatments

Can weed cause hair loss? Explore the current evidence, theoretical mechanisms, and well-established causes of hair loss — plus NHS treatment options and when to see your GP.

Hair Loss

min read

Best Hair Loss Treatment: NHS Options, Prescriptions and Safety Guide

Find the best hair loss treatment for your needs — explore NHS options, prescription medicines like finasteride and minoxidil, safety considerations, and expert guidance on when to see a doctor.

Saxenda and Orlistat Together: UK Safety Guidance

GLP-1 Brands

min read

Saxenda and Orlistat Together: UK Safety Guidance

Can you combine Saxenda and orlistat? Learn why this isn't standard UK practice, the safety risks, and what's recommended instead.

Endocannabinoid System Treatment for Obesity: UK Evidence and Safety

Weight Loss

min read

Endocannabinoid System Treatment for Obesity: UK Evidence and Safety

Discover how endocannabinoid system treatment for obesity works, why early drugs were withdrawn, and what safer alternatives are being developed. Learn about current UK guidance, safety considerations, and future research directions for ECS-targeted weight management therapies.

Amino Acids and Fatty Liver: Evidence, Benefits, and Treatment

Weight Loss

min read

Amino Acids and Fatty Liver: Evidence, Benefits, and Treatment

Discover how amino acids and fatty liver disease are connected. Learn which amino acids influence liver fat metabolism, the evidence for supplementation, and why lifestyle changes remain the gold-standard treatment recommended by NICE.

Hair Loss

min read

Regaine Hair Loss Side Effects: UK Guide to Minoxidil Safety

Regaine hair loss side effects explained for UK patients — from scalp irritation and temporary shedding to serious symptoms requiring urgent care. Includes MHRA guidance, alternatives, and when to see a GP.

Best Sinus Allergy Medications for High Blood Pressure: Safe Options

Supplements

min read

Best Sinus Allergy Medications for High Blood Pressure: Safe Options

Discover the best sinus allergy medications for high blood pressure. Learn which treatments are safe, which to avoid, and when to seek medical advice for allergic rhinitis with hypertension.

Is Herring Good for You? Health Benefits and Risks

Supplements

min read

Is Herring Good for You? Health Benefits and Risks

Is herring good for you? Discover the impressive health benefits of this nutrient-rich oily fish, including omega-3s, vitamin D, and protein. Learn about nutritional value, potential risks, preparation methods, and how herring compares to salmon and other fish. Evidence-based guidance for incorporating herring into a healthy UK diet.

How Much Fish Oil Per Day: UK Dosage Guidelines

Supplements

min read

How Much Fish Oil Per Day: UK Dosage Guidelines

Discover how much fish oil per day you should take based on UK guidance. Learn about recommended omega-3 doses, safety limits, and when to consult your GP about fish oil supplementation.

How to Avoid Malnutrition After Gastric Sleeve Surgery

Weight Loss

min read

How to Avoid Malnutrition After Gastric Sleeve Surgery

How to avoid malnutrition after gastric sleeve surgery — expert NHS-aligned guidance on diet, lifelong supplements, blood monitoring, and warning signs of nutritional deficiency.

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

Burping Rotten Egg Smell on Ozempic: Causes and Management

Gastric Sleeve vs Gastric Bypass: Key Differences Explained

Healthiest Fish to Eat: Nutrition, Safety and Sustainability Guide

Wegovy Cost UK: Farmeci Pricing & Access Guide

Resveratrol Side Effects on the Liver: Safety and Risks

Can Weed Cause Hair Loss? Evidence, Causes, and UK Treatments

Best Hair Loss Treatment: NHS Options, Prescriptions and Safety Guide

Saxenda and Orlistat Together: UK Safety Guidance

Endocannabinoid System Treatment for Obesity: UK Evidence and Safety

Amino Acids and Fatty Liver: Evidence, Benefits, and Treatment

Regaine Hair Loss Side Effects: UK Guide to Minoxidil Safety

Best Sinus Allergy Medications for High Blood Pressure: Safe Options

Is Herring Good for You? Health Benefits and Risks

How Much Fish Oil Per Day: UK Dosage Guidelines

How to Avoid Malnutrition After Gastric Sleeve Surgery

Personalized weight management for women