Bolt Guides

Expert insights on weight loss and more.

Featured

Wegovy

min read

Wegovy Pill UK: Approval, Eligibility, Dosing and Safety

The Wegovy pill (oral semaglutide) is now MHRA-approved in the UK. Who can take it, the dosing schedule, how to take it, and how it compares with the injection.

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Weight loss

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Weight Loss

min read

Weight Loss Pills and Alcohol: Risks, Interactions and UK Guidance

How alcohol interacts with UK weight loss medications including Wegovy, the oral Wegovy pill, Mysimba and orlistat: key risks and when to seek advice.

Bio-Rad HPLC HbA1c Testing: NHS Laboratory Guide and NICE Guidance

Weight Loss

min read

Bio-Rad HPLC HbA1c Testing: NHS Laboratory Guide and NICE Guidance

Bio-Rad HPLC HbA1c testing explained: how ion-exchange chromatography works, NHS laboratory use, NICE diagnostic thresholds, haemoglobin variant interference, and MHRA compliance guidance.

Gastric Sleeve Surgery: How It Works, Eligibility and Long-Term Outcomes

Weight Loss

min read

Gastric Sleeve Surgery: How It Works, Eligibility and Long-Term Outcomes

Gastric sleeve surgery explained: how sleeve gastrectomy works, NHS eligibility criteria, what to expect before and after surgery, risks, and long-term outcomes. Evidence-based UK guidance.

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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

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

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.

Retatrutide in Pill Form: What UK Patients Need to Know

GLP-1 Brands

min read

Retatrutide in Pill Form: What UK Patients Need to Know

Can you get retatrutide in pill form? Find out why no oral version exists yet, how peptide medicines work, and which licensed weight loss treatments are available in the UK right now.

How to Eat on Retatrutide: UK Dietary and Safety Guide

GLP-1 Brands

min read

How to Eat on Retatrutide: UK Dietary and Safety Guide

How to eat on retatrutide: expert UK dietary guidance covering meal patterns, foods to prioritise, managing nausea, and staying well-nourished during treatment. Read now.

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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 Rybelsus Cause Erectile Dysfunction?

Rybelsus is not listed as a cause of erectile dysfunction. Explore the UK evidence on semaglutide and sexual health, and how to manage ED with diabetes.

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Testosterone

min read

Does Testosterone Treatment Cause Hunger? UK Guide to TRT and Appetite

Does testosterone treatment cause hunger? Discover how TRT may influence appetite, the mechanisms involved, and practical strategies to manage hunger changes during testosterone therapy in the UK.

Can Testogel Make You Lethargic? Causes and Management

Testosterone

min read

Can Testogel Make You Lethargic? Causes and Management

Can Testogel make you feel tired? Discover why testosterone replacement therapy may cause lethargy, key warning signs to watch for, and evidence-based strategies to manage fatigue during TRT in the UK.

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.

Is a 600 Calorie Deficit Good? NHS, NICE Guidance and Expert Tips

Weight Loss

min read

Is a 600 Calorie Deficit Good? NHS, NICE Guidance and Expert Tips

Is a 600 calorie deficit good for weight loss? Discover what NICE and NHS guidance says, expected results, risks to know, and expert tips for safe, sustainable dieting.

Do Eggs Have Omega-3 Fatty Acids? UK Guide to Omega-3 Eggs

Supplements

min read

Do Eggs Have Omega-3 Fatty Acids? UK Guide to Omega-3 Eggs

Do eggs have omega-3 fatty acids? Discover how standard and enriched eggs differ in omega-3 content, their health benefits, and how to choose the best options in the UK to support cardiovascular and brain health.

Mounjaro

min read

Decoding the Mystery: Why Does Mounjaro Cause Headaches in GLP, 1 Weight Loss Treatments?

Discover the reasons why Mounjaro (GLP, 1 medication) might cause headaches in our informative blog post. We provide comprehensive insights into this common side effect, with helpful guidance on alleviating discomfort, perfect for those in need of urgent solutions.

Can You Take Expired Trulicity? Safety and Effectiveness Explained

GLP-1 Brands

min read

Can You Take Expired Trulicity? Safety and Effectiveness Explained

Can you take expired Trulicity? Discover why expired dulaglutide should never be used, the risks to your diabetes control, proper storage guidelines, and what to do if your medication has expired. Essential UK guidance for safe diabetes management.

Hair Loss

min read

Will Collagen Help Hair Loss? UK Evidence and Treatments Explained

Will collagen help hair loss? Explore the UK evidence on collagen supplements for hair thinning, which types of hair loss they may support, safety guidance, and NHS-approved treatments.

Is Whey Protein Powder Made From Worms? Facts and Myths

Supplements

min read

Is Whey Protein Powder Made From Worms? Facts and Myths

Is whey protein powder made from worms? Discover the truth about whey protein's dairy origins, debunk common myths about insect ingredients, and learn about UK safety regulations for protein supplements.

ADHD Medication After Gastric Sleeve: Absorption, Formulations & Monitoring

Weight Loss

min read

ADHD Medication After Gastric Sleeve: Absorption, Formulations & Monitoring

ADHD medication after gastric sleeve surgery may be absorbed differently — find out which formulations are safest, what monitoring is needed, and when to contact your GP or specialist.

Low Blood Sugar and Retatrutide: Risks, Symptoms, and Safe Management

GLP-1 Brands

min read

Low Blood Sugar and Retatrutide: Risks, Symptoms, and Safe Management

Low blood sugar and retatrutide: learn how this investigational triple agonist affects glucose levels, who is most at risk of hypoglycaemia, and what to do if your blood sugar drops too low.

Erectile Dysfunction

min read

Does Peroxide Help with Erectile Dysfunction? Evidence and Risks

Does peroxide help with erectile dysfunction? Discover why hydrogen peroxide is not an approved ED treatment, the serious risks it poses, and which evidence-based NHS treatments actually work for erectile dysfunction.

VA Disability Fatty Liver: UK Veterans' Compensation Guide

Weight Loss

min read

VA Disability Fatty Liver: UK Veterans' Compensation Guide

UK veterans with fatty liver disease may qualify for compensation through AFCS or War Pension Scheme. Learn eligibility criteria, required medical evidence, tariff levels, and how to apply for service-related hepatic steatosis claims.

Erectile Dysfunction

min read

Ginger Tea for Erectile Dysfunction: What the Evidence Says

Can ginger tea really help with erections? We look at the evidence, explain what actually works for ED, and when to speak to your GP.

Does GLP-1 Burn Belly Fat? Evidence and UK Guidance

Weight Loss

min read

Does GLP-1 Burn Belly Fat? Evidence and UK Guidance

Does GLP-1 burn belly fat? Discover how GLP-1 medications affect abdominal fat, what clinical evidence shows about visceral fat loss, and who can access treatment in the UK. Expert medical guidance on realistic expectations.

Wegovy

min read

Can You Take Naproxen While on Wegovy? UK Safety Guide

Can you take naproxen while on Wegovy? Discover the safety considerations, gastrointestinal risks, and expert UK guidance on combining these medications for effective pain relief during weight management treatment.

Allergic Reaction to Rybelsus: Signs & What to Do

GLP-1 Brands

min read

Allergic Reaction to Rybelsus: Signs & What to Do

Spot the signs of an allergic reaction to Rybelsus, know when to seek urgent help, and explore alternatives if semaglutide isn't suitable for you.

How Tadalafil Works: Mechanism, Onset, and Effectiveness

Erectile Dysfunction

min read

How Tadalafil Works: Mechanism, Onset, and Effectiveness

Discover how tadalafil works to treat erectile dysfunction, BPH, and pulmonary hypertension. Learn about its mechanism of action, onset times, factors affecting effectiveness, and what to expect when taking this PDE5 inhibitor medication.

Bolt Guides

Featured

Wegovy Pill UK: Approval, Eligibility, Dosing and Safety

Weight loss

Weight Loss Pills and Alcohol: Risks, Interactions and UK Guidance

Bio-Rad HPLC HbA1c Testing: NHS Laboratory Guide and NICE Guidance

Gastric Sleeve Surgery: How It Works, Eligibility and Long-Term Outcomes

GLP-1 Brands

Wegovy

Mounjaro

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

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

Retatrutide in Pill Form: What UK Patients Need to Know

How to Eat on Retatrutide: UK Dietary and Safety Guide

Men’s Health

Testosterone

Erectile dysfunction

Does Rybelsus Cause Erectile Dysfunction?

Does Testosterone Treatment Cause Hunger? UK Guide to TRT and Appetite

Can Testogel Make You Lethargic? Causes and Management

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Browse all

Is a 600 Calorie Deficit Good? NHS, NICE Guidance and Expert Tips

Do Eggs Have Omega-3 Fatty Acids? UK Guide to Omega-3 Eggs

Decoding the Mystery: Why Does Mounjaro Cause Headaches in GLP, 1 Weight Loss Treatments?

Can You Take Expired Trulicity? Safety and Effectiveness Explained

Will Collagen Help Hair Loss? UK Evidence and Treatments Explained

Is Whey Protein Powder Made From Worms? Facts and Myths

ADHD Medication After Gastric Sleeve: Absorption, Formulations & Monitoring

Low Blood Sugar and Retatrutide: Risks, Symptoms, and Safe Management

Does Peroxide Help with Erectile Dysfunction? Evidence and Risks

VA Disability Fatty Liver: UK Veterans' Compensation Guide

Ginger Tea for Erectile Dysfunction: What the Evidence Says

Does GLP-1 Burn Belly Fat? Evidence and UK Guidance

Can You Take Naproxen While on Wegovy? UK Safety Guide

Allergic Reaction to Rybelsus: Signs & What to Do

How Tadalafil Works: Mechanism, Onset, and Effectiveness