Bolt Guides

When can you eat salad after gastric sleeve surgery? Find out the recommended timeline, safest ingredients, foods to avoid, and expert NHS-aligned tips for reintroducing raw foods comfortably.

Weight Loss

min read

Gastric Sleeve Weight Loss Calculator: Results, Eligibility & Recovery Planning

Use a gastric sleeve weight loss calculator to estimate your results after sleeve gastrectomy. Learn how these tools work, NHS eligibility criteria, and expert recovery planning advice.

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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

How Long Does Rybelsus Stay in Your System?

How long does Rybelsus stay in your system? Discover the elimination timeline, factors affecting clearance, and what happens when you stop taking this type 2 diabetes medication.

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What Is Ozempic Personality? Mood Changes and Semaglutide

GLP-1 Brands

min read

What Is Ozempic Personality? Mood Changes and Semaglutide

What is Ozempic personality? Explore reported mood and behavioural changes with semaglutide, the scientific evidence, and when to speak to your GP about side effects whilst taking Ozempic for type 2 diabetes.

What Does Trulicity Do to Your Body? Effects Explained

GLP-1 Brands

min read

What Does Trulicity Do to Your Body? Effects Explained

Discover what Trulicity does to your body, including how this GLP-1 receptor agonist lowers blood sugar, affects weight and appetite, and impacts long-term health in type 2 diabetes management.

Saxenda & Blood Donation: UK Eligibility Guide

GLP-1 Brands

min read

Saxenda & Blood Donation: UK Eligibility Guide

Taking Saxenda and want to give blood? Learn UK eligibility rules from NHSBT, what liraglutide means for donors, and when to seek advice before donating.

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

Trans Women & Erectile Function: UK Guide

Erectile Dysfunction

min read

Trans Women & Erectile Function: UK Guide

Learn how hormone therapy affects erections in trans women, whether Viagra is suitable, and what support is available through the NHS.

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Testosterone

min read

How Often Should Testosterone Be Checked When Using Testogel?

Find out how often testosterone levels should be checked when using Testogel. Learn about UK monitoring schedules, blood tests, safety checks, and signs your dose may need adjusting under NHS guidelines.

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.

Testosterone

min read

Can Testosterone Cause Gynaecomastia? Symptoms, Risks & NHS Treatment

Can testosterone cause gynaecomastia? Learn how testosterone converts to oestrogen, who is most at risk, how to spot symptoms, and what NHS treatment options are available.

White Kidney Bean Extract: Does It Help Lower HbA1c?

Weight Loss

min read

White Kidney Bean Extract: Does It Help Lower HbA1c?

Does white kidney bean extract help lower HbA1c? Explore the evidence, NHS and NICE guidance, safety considerations, and when to speak to your GP about blood sugar management.

Does Ozempic Make You Light-Headed? UK Medical Guidance

GLP-1 Brands

min read

Does Ozempic Make You Light-Headed? UK Medical Guidance

Does Ozempic make you light-headed? Discover why semaglutide can cause dizziness, when to seek medical advice, and how to manage this uncommon side effect safely. Expert UK guidance on Ozempic and light-headedness.

Does Berberine Make You Tired? Evidence and Practical Guidance

Supplements

min read

Does Berberine Make You Tired? Evidence and Practical Guidance

Does berberine make you tired? Discover why some people experience fatigue with berberine supplements, the evidence behind this effect, and practical strategies to minimise tiredness whilst maintaining potential benefits. Expert UK medical guidance on safe berberine use.

Wegovy

min read

Can You Eat Peanut Butter on Wegovy? UK Clinical Guidance

Can you eat peanut butter on Wegovy? Discover how to safely include peanut butter in your Wegovy diet plan, with expert guidance on portion control, nutritional considerations, managing side effects, and optimising weight loss results whilst taking semaglutide.

Cost

min read

How Much Does Mounjaro Cost With Insurance in the UK?

How much does Mounjaro cost with insurance in the UK? Discover NHS prescription charges, private insurance coverage limitations, and practical ways to reduce costs for tirzepatide treatment in 2025.

Health Benefits of Tuna: Nutrition, Safety and NHS Guidance

Supplements

min read

Health Benefits of Tuna: Nutrition, Safety and NHS Guidance

Discover the health benefits of tuna, including its rich protein and omega-3 content. Learn about safe consumption levels, mercury considerations, and NHS guidance for pregnant women and children in the UK.

Mounjaro

min read

How to Stop Mounjaro Safely: UK Clinical Guidance

Learn how to come off Mounjaro safely. UK clinical advice on tapering, managing blood glucose after stopping, and reducing the risk of weight regain.

Mounjaro

min read

How Long to Hold Mounjaro Before Surgery: UK Guidance

Discover how long to hold Mounjaro before surgery in the UK. Expert guidance on pausing tirzepatide, managing blood sugar perioperatively, aspiration risks, and when to safely restart treatment after your procedure.

Erectile Dysfunction

min read

Does Delta-8 Help With Erectile Dysfunction? UK Evidence and Treatments

Does Delta-8 help with erectile dysfunction? Discover the facts about Delta-8 THC, its legal status in the UK, potential risks, and evidence-based NHS treatments for ED that actually work.

Vitamin D Deficiency Symptoms, Diagnosis & Treatment

Supplements

min read

Vitamin D Deficiency Symptoms, Diagnosis & Treatment

Spot low vitamin D signs like bone pain and fatigue. Learn who's at risk, how it's diagnosed in the UK, and how to restore healthy levels.

Does Vitamin K Thin Blood? The Truth About Clotting

Supplements

min read

Does Vitamin K Thin Blood? The Truth About Clotting

Vitamin K doesn't thin blood — it supports normal clotting. Learn how it works, why it interacts with warfarin, and what this means for your health.

Whole Grains for Fatty Liver: Evidence-Based Dietary Guidance

Weight Loss

min read

Whole Grains for Fatty Liver: Evidence-Based Dietary Guidance

Discover how whole grains for fatty liver disease can support liver health through improved insulin sensitivity and weight management. Evidence-based guidance on incorporating wholegrain foods into NAFLD treatment, with practical portion advice and UK clinical recommendations.

Berberine and the Liver: Benefits, Safety and Precautions

Supplements

min read

Berberine and the Liver: Benefits, Safety and Precautions

Discover how berberine and the liver interact, including potential benefits for NAFLD, safety considerations, drug interactions, and essential precautions. Evidence-based guidance for UK patients and healthcare professionals.

Zinc Lozenges for Common Cold: Evidence, Usage and Safety

Supplements

min read

Zinc Lozenges for Common Cold: Evidence, Usage and Safety

Can zinc lozenges help treat the common cold? Discover how zinc lozenges work, the evidence for their effectiveness, proper usage, side effects, and when to seek medical advice for cold symptoms in the UK.

Saxenda & Indigestion: Symptoms, Causes and Relief

GLP-1 Brands

min read

Saxenda & Indigestion: Symptoms, Causes and Relief

Saxenda can cause indigestion, bloating and heartburn. Learn why liraglutide affects digestion, how to ease symptoms, and when to seek medical advice.

Bolt Guides

Featured

What Is RMR? Resting Metabolic Rate Explained

Weight loss

What Is RMR? Resting Metabolic Rate Explained

When Can I Eat Salad After Gastric Sleeve Surgery?

Gastric Sleeve Weight Loss Calculator: Results, Eligibility & Recovery Planning

GLP-1 Brands

Wegovy

Mounjaro

How Long Does Rybelsus Stay in Your System?

What Is Ozempic Personality? Mood Changes and Semaglutide

What Does Trulicity Do to Your Body? Effects Explained

Saxenda & Blood Donation: UK Eligibility Guide

Men’s Health

Testosterone

Erectile dysfunction

Trans Women & Erectile Function: UK Guide

How Often Should Testosterone Be Checked When Using Testogel?

Where to Put Testogel for Women: Safe Application Sites

Can Testosterone Cause Gynaecomastia? Symptoms, Risks & NHS Treatment

Browse all

White Kidney Bean Extract: Does It Help Lower HbA1c?

Does Ozempic Make You Light-Headed? UK Medical Guidance

Does Berberine Make You Tired? Evidence and Practical Guidance

Can You Eat Peanut Butter on Wegovy? UK Clinical Guidance

How Much Does Mounjaro Cost With Insurance in the UK?

Health Benefits of Tuna: Nutrition, Safety and NHS Guidance

How to Stop Mounjaro Safely: UK Clinical Guidance

How Long to Hold Mounjaro Before Surgery: UK Guidance

Does Delta-8 Help With Erectile Dysfunction? UK Evidence and Treatments

Vitamin D Deficiency Symptoms, Diagnosis & Treatment

Does Vitamin K Thin Blood? The Truth About Clotting

Whole Grains for Fatty Liver: Evidence-Based Dietary Guidance

Berberine and the Liver: Benefits, Safety and Precautions

Zinc Lozenges for Common Cold: Evidence, Usage and Safety

Saxenda & Indigestion: Symptoms, Causes and Relief

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