Bolt Guides

Expert insights on weight loss and more.

Featured

Wegovy

min read

Wegovy Pill UK: Licensing, Eligibility, Safety and Oral Alternatives

Wegovy pill: does an oral version exist in the UK? Learn about current licensing, NHS eligibility, safe use, side effects, and licensed oral alternatives for weight management.

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Weight loss

Read all on weight loss

Non-Invasive Blood Glucose Meters: UK Evidence, Regulation & Guidance

Weight Loss

min read

Non-Invasive Blood Glucose Meters: UK Evidence, Regulation & Guidance

Non-invasive blood glucose meters claim to measure glucose without finger-prick testing — but are they safe and approved in the UK? Learn about the technology, MHRA regulatory status, and NHS-recommended alternatives.

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

Weight Loss

min read

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

Blood glucose readings for non-diabetics explained: discover normal UK ranges, how tests work, what affects your results, and when to see your GP. Evidence-based NHS guidance.

Is Diarrhoea Normal After Gastric Sleeve? Causes and Recovery Tips

Weight Loss

min read

Is Diarrhoea Normal After Gastric Sleeve? Causes and Recovery Tips

Is diarrhoea normal after gastric sleeve surgery? Learn why loose stools occur, how long they last, practical management tips, and when to seek medical advice in the UK.

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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

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.

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Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

Retatrutide and Testosterone: Interactions, Safety, and UK Guidance

GLP-1 Brands

min read

Retatrutide and Testosterone: Interactions, Safety, and UK Guidance

Can you take retatrutide with testosterone? Explore the potential interactions, hormonal effects, safety considerations, and UK clinical guidance on using these two treatments together.

Retatrutide Peptide vs Tesamorelin: Mechanisms, Evidence, and UK Availability

GLP-1 Brands

min read

Retatrutide Peptide vs Tesamorelin: Mechanisms, Evidence, and UK Availability

Retatrutide peptide vs tesamorelin: understand how these two compounds differ in mechanism, clinical evidence, safety, and UK regulatory status before considering either option.

Cagri Peptide With Retatrutide: UK Evidence, Safety and Availability

GLP-1 Brands

min read

Cagri Peptide With Retatrutide: UK Evidence, Safety and Availability

Cagri peptide with retatrutide explained: how these investigational obesity medicines work, what the clinical evidence shows, UK safety guidance, and how to access treatments through regulated NHS pathways.

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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

Does Nattokinase Help with Erectile Dysfunction? Evidence Review

Does nattokinase help with erectile dysfunction? Discover what the clinical evidence actually shows about this supplement, its safety considerations, and the proven treatments recommended by NICE for ED.

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Testosterone

min read

Calorie Deficit Effect on Testosterone: What the Evidence Shows

Calorie deficit effect on testosterone explained — learn how energy restriction affects hormone levels, warning signs to watch for, and evidence-based steps to protect testosterone while losing weight safely.

Testosterone

min read

Will Your Clitoris Stay the Same After Stopping Testosterone Treatment?

Will your clitoris stay the same after stopping testosterone treatment? Discover what happens to clitoral size, sensitivity, and function when testosterone therapy ends, which changes persist, and when to seek medical advice.

Will Erectile Strength Last on Testogel? UK Medical Guidance

Testosterone

min read

Will Erectile Strength Last on Testogel? UK Medical Guidance

Will erectile benefits from Testogel last long-term? Discover how testosterone gel affects erectile function, what influences sustained results, when to expect changes, and how to maintain benefits safely under UK medical guidance.

Probiotics for Type 2 Diabetes: UK Evidence and NHS Guidance

Weight Loss

min read

Probiotics for Type 2 Diabetes: UK Evidence and NHS Guidance

Probiotics for type 2 diabetes: explore the latest UK evidence on how gut bacteria may affect blood sugar control, safety considerations, and why NHS guidance doesn't yet recommend probiotics as standard diabetes treatment.

Does Visceral Abdominal Fat Leach Into the Bloodstream? UK Guide

Weight Loss

min read

Does Visceral Abdominal Fat Leach Into the Bloodstream? UK Guide

Does visceral abdominal fat leach into the bloodstream? Learn how visceral fat releases harmful substances into circulation, the health risks involved, and NHS-recommended ways to reduce it.

Weight Loss

min read

Calorie Deficit vs Macros for Weight Loss: Evidence-Based NHS Guidance

Calorie deficit vs macros for weight loss: discover how energy balance and nutrient composition work together for sustainable fat loss. Evidence-based NHS guidance on combining calorie control with balanced macronutrients to optimise results, preserve muscle, and maintain long-term success.

HbA1c NGSP vs IFCC: Units, Conversion, and NHS Targets Explained

Weight Loss

min read

HbA1c NGSP vs IFCC: Units, Conversion, and NHS Targets Explained

HbA1c NGSP vs IFCC explained: understand the difference between % and mmol/mol units, how to convert between them, and what NHS and NICE targets mean for your diabetes diagnosis and management.

Erectile Dysfunction

min read

How to Get Erectile Dysfunction Out of Your Head: Expert Guide

Discover how to overcome psychological erectile dysfunction with expert strategies to break the performance anxiety cycle, reduce stress, and rebuild sexual confidence. Learn when to seek NHS support and evidence-based techniques that work.

Hair Loss

min read

Melatonin and Hair Loss: What the UK Evidence Shows

Melatonin and hair loss explained: discover what UK evidence says about melatonin's effect on hair growth, which medications cause hair loss, and when to see a GP.

GLP-1 Incretin: Function, Side Effects & Therapy

Weight Loss

min read

GLP-1 Incretin: Function, Side Effects & Therapy

Learn how GLP-1 regulates blood glucose, what side effects to expect, and how GLP-1 receptor agonists are used in UK diabetes care.

Mounjaro

min read

Why Would Mounjaro Not Work: Common Causes and Solutions

Discover why Mounjaro may not work for some patients with type 2 diabetes. Learn about dosing issues, lifestyle factors, medical conditions, and when to consult your healthcare provider for optimal diabetes management.

Gastric Band and Breastfeeding: Nutrition, Supplements & Safety Guidance

Weight Loss

min read

Gastric Band and Breastfeeding: Nutrition, Supplements & Safety Guidance

Gastric band and breastfeeding: understand the nutritional risks, essential supplements, safe dietary tips, and when to contact your bariatric team. UK-aligned guidance for new mothers.

Best White Fish to Eat: UK Guide to Healthy, Sustainable Choices

Supplements

min read

Best White Fish to Eat: UK Guide to Healthy, Sustainable Choices

Discover the best white fish to eat for health, nutrition, and sustainability. Expert guidance on cod, haddock, plaice, and other UK varieties with NHS-aligned advice on selection, preparation, and dietary benefits for optimal wellbeing.

MCT Oil and Fatty Liver: Evidence, Safety, and Management

Weight Loss

min read

MCT Oil and Fatty Liver: Evidence, Safety, and Management

Can MCT oil help or harm fatty liver disease? Discover how MCT oil is metabolised, the evidence for its use in NAFLD, safe dosing guidance, potential side effects, and proven lifestyle strategies for managing fatty liver in the UK.

Is Keto Good for Gastric Sleeve Patients? Benefits, Risks & NHS Guidance

Weight Loss

min read

Is Keto Good for Gastric Sleeve Patients? Benefits, Risks & NHS Guidance

Is keto good for gastric sleeve patients? Explore the benefits, risks, NHS guidance, and when to seek advice from your bariatric team before starting a ketogenic diet after sleeve gastrectomy.

Hair Loss

min read

Baldness Hair Loss Treatment: Causes, Options and UK Guidance

Baldness hair loss treatment options explained — from minoxidil and finasteride to NHS guidance, NICE-approved therapies, and lifestyle tips. Find out what works and when to see a doctor.

Is Beetroot Extract Good for Blood Pressure? UK Evidence Review

Supplements

min read

Is Beetroot Extract Good for Blood Pressure? UK Evidence Review

Is beetroot extract good for blood pressure? Discover how beetroot extract affects blood pressure through nitric oxide, the clinical evidence, recommended dosages, safety considerations, and how it compares to standard treatments under UK guidelines.

Missed a Dose of Saxenda: What to Do and How to Stay on Track

GLP-1 Brands

min read

Missed a Dose of Saxenda: What to Do and How to Stay on Track

Missed a dose of Saxenda? Discover what to do if you forget your liraglutide injection, whether to take a late dose, risks of double dosing, and practical tips to prevent missing future doses. UK medical guidance included.

Bolt Guides

Featured

Wegovy Pill UK: Licensing, Eligibility, Safety and Oral Alternatives

Weight loss

Non-Invasive Blood Glucose Meters: UK Evidence, Regulation & Guidance

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

Is Diarrhoea Normal After Gastric Sleeve? Causes and Recovery Tips

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

Retatrutide and Testosterone: Interactions, Safety, and UK Guidance

Retatrutide Peptide vs Tesamorelin: Mechanisms, Evidence, and UK Availability

Cagri Peptide With Retatrutide: UK Evidence, Safety and Availability

Men’s Health

Testosterone

Erectile dysfunction

Does Nattokinase Help with Erectile Dysfunction? Evidence Review

Calorie Deficit Effect on Testosterone: What the Evidence Shows

Will Your Clitoris Stay the Same After Stopping Testosterone Treatment?

Will Erectile Strength Last on Testogel? UK Medical Guidance

Browse all

Probiotics for Type 2 Diabetes: UK Evidence and NHS Guidance

Does Visceral Abdominal Fat Leach Into the Bloodstream? UK Guide

Calorie Deficit vs Macros for Weight Loss: Evidence-Based NHS Guidance

HbA1c NGSP vs IFCC: Units, Conversion, and NHS Targets Explained

How to Get Erectile Dysfunction Out of Your Head: Expert Guide

Melatonin and Hair Loss: What the UK Evidence Shows

GLP-1 Incretin: Function, Side Effects & Therapy

Why Would Mounjaro Not Work: Common Causes and Solutions

Gastric Band and Breastfeeding: Nutrition, Supplements & Safety Guidance

Best White Fish to Eat: UK Guide to Healthy, Sustainable Choices

MCT Oil and Fatty Liver: Evidence, Safety, and Management

Is Keto Good for Gastric Sleeve Patients? Benefits, Risks & NHS Guidance

Baldness Hair Loss Treatment: Causes, Options and UK Guidance

Is Beetroot Extract Good for Blood Pressure? UK Evidence Review

Missed a Dose of Saxenda: What to Do and How to Stay on Track

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