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.

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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.

Aloe Vera Juice for Fatty Liver: Evidence, Safety and Treatment

Weight Loss

min read

Aloe Vera Juice for Fatty Liver: Evidence, Safety and Treatment

Can aloe vera juice help fatty liver disease? Discover what the evidence says about aloe vera for liver health, safety concerns including hepatotoxicity risks, and proven NHS treatments for fatty liver backed by NICE guidance.

Which Type of Tissue Is More Metabolically Active?

Weight Loss

min read

Which Type of Tissue Is More Metabolically Active?

Which type of tissue is more metabolically active? Discover how the brain, heart, kidneys, liver, and brown fat compare in metabolic rate, and learn the clinical implications for diagnosis, treatment, and weight management in UK healthcare.

When Will Victoza Side Effects Go Away? Timeline and Management

GLP-1 Brands

min read

When Will Victoza Side Effects Go Away? Timeline and Management

When will Victoza side effects go away? Discover how long common liraglutide side effects last, which symptoms improve first, and practical strategies to manage nausea and digestive issues during treatment.

Fatty Liver Test Name: UK Diagnostic Tests Explained

Weight Loss

min read

Fatty Liver Test Name: UK Diagnostic Tests Explained

Discover the fatty liver test name and diagnostic pathway used in the UK, including liver function tests, ultrasound, FibroScan, and fibrosis scores. Learn when to request testing and how to interpret your results.

Are Canned Sardines Good for Fatty Liver Disease?

Weight Loss

min read

Are Canned Sardines Good for Fatty Liver Disease?

Discover whether canned sardines are good for fatty liver disease. Learn how omega-3-rich sardines fit into a liver-friendly diet, plus practical tips for incorporating them into meals that support metabolic health and weight management.

When Can I Use a Straw Again After Gastric Sleeve Surgery?

Weight Loss

min read

When Can I Use a Straw Again After Gastric Sleeve Surgery?

Wondering when you can use a straw again after gastric sleeve surgery? Learn why straws are restricted, when it is safe to reintroduce them, and how to stay hydrated during recovery.

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.

Flaxseed Oil Omega-3: Benefits, Dosage, and Safety Guide

Supplements

min read

Flaxseed Oil Omega-3: Benefits, Dosage, and Safety Guide

Discover how flaxseed oil omega-3 works as a plant-based ALA source, its cardiovascular and anti-inflammatory effects, appropriate dosing, side effects, and how it compares to marine omega-3 supplements in UK clinical practice.

Supplements

min read

Vitamin D as a Vegan: UK Guide to Sources and Supplements

Discover how to get enough vitamin D as a vegan in the UK. Learn about plant-based sources, supplementation options, recommended daily intake, and how to prevent deficiency on a vegan diet.

NAD Dosage Per Day: UK Guidelines and Safety Limits

Supplements

min read

NAD Dosage Per Day: UK Guidelines and Safety Limits

Discover the recommended NAD dosage per day in the UK. Learn about safe limits for nicotinamide riboside (300 mg), nicotinamide (500 mg), regulatory status of NMN, and essential safety considerations for NAD+ supplementation.

Castor Oil Fatty Liver: Evidence, Risks and Proven Treatments

Weight Loss

min read

Castor Oil Fatty Liver: Evidence, Risks and Proven Treatments

Can castor oil help fatty liver disease? Discover what the evidence says about castor oil for hepatic health, plus proven NHS treatments for fatty liver that actually work.

How to Cook Fish for Fatty Liver: NHS-Aligned Healthy Methods

Weight Loss

min read

How to Cook Fish for Fatty Liver: NHS-Aligned Healthy Methods

Discover how to cook fish for fatty liver disease with NHS-aligned guidance. Learn the best fish types, healthy cooking methods, and simple recipes that support liver health, weight management, and overall wellbeing.

Erectile Dysfunction

min read

Do Catheters Cause Erectile Dysfunction? Evidence and Management

Do catheters cause erectile dysfunction? Discover the evidence on how urinary catheterisation affects sexual function, including temporary versus long-term effects, catheter types, prevention strategies, and when to seek medical advice for erectile difficulties after catheter use.

Victoza Weight Loss: What the Evidence Shows

GLP-1 Brands

min read

Victoza Weight Loss: What the Evidence Shows

Discover how much weight you can lose on Victoza, what clinical trials show, and when to see your GP. UK evidence-based liraglutide guidance.

Berberine and Ashwagandha Together: Safety, Benefits and Interactions

Supplements

min read

Berberine and Ashwagandha Together: Safety, Benefits and Interactions

Can you take berberine and ashwagandha together safely? Discover the evidence on combining these popular supplements, potential benefits, interactions, dosing guidance, and when to seek medical advice in the UK.

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

Aloe Vera Juice for Fatty Liver: Evidence, Safety and Treatment

Which Type of Tissue Is More Metabolically Active?

When Will Victoza Side Effects Go Away? Timeline and Management

Fatty Liver Test Name: UK Diagnostic Tests Explained

Are Canned Sardines Good for Fatty Liver Disease?

When Can I Use a Straw Again After Gastric Sleeve Surgery?

Can You Take Testosterone After Prostate Cancer Treatment? UK Guidance

Flaxseed Oil Omega-3: Benefits, Dosage, and Safety Guide

Vitamin D as a Vegan: UK Guide to Sources and Supplements

NAD Dosage Per Day: UK Guidelines and Safety Limits

Castor Oil Fatty Liver: Evidence, Risks and Proven Treatments

How to Cook Fish for Fatty Liver: NHS-Aligned Healthy Methods

Do Catheters Cause Erectile Dysfunction? Evidence and Management

Victoza Weight Loss: What the Evidence Shows

Berberine and Ashwagandha Together: Safety, Benefits and Interactions

Personalized weight management for women