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.

Read erectile dysfunction guides

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.

NAD for Weight Loss: Evidence, Safety and UK Guidance

Supplements

min read

NAD for Weight Loss: Evidence, Safety and UK Guidance

NAD for weight loss: discover what the evidence shows about NAD+ supplements, how they work in metabolism, potential benefits and risks, and UK guidance on their use in weight management.

What to Eat on a Calorie Deficit: NHS-Aligned UK Guide

Weight Loss

min read

What to Eat on a Calorie Deficit: NHS-Aligned UK Guide

What to eat on a calorie deficit — expert UK guidance on the best high-protein, high-fibre foods to stay full, build balanced meals, and lose weight safely in line with NHS and NICE recommendations.

Effect of Polycythaemia on HbA1c: Reliability, Alternatives and UK Guidance

Weight Loss

min read

Effect of Polycythaemia on HbA1c: Reliability, Alternatives and UK Guidance

Effect of polycythaemia on HbA1c explained: why results may be unreliable, how venesection affects accuracy, and which alternative glycaemic tests are recommended in UK clinical practice.

Ozempic Side Effects in Females Long-Term: UK Guide

GLP-1 Brands

min read

Ozempic Side Effects in Females Long-Term: UK Guide

Discover ozempic side effects in females long-term, including gastrointestinal symptoms, reproductive health considerations, serious risks to monitor, and when women should seek medical advice under UK guidance.

Does GLP-1 Make You Dizzy? Causes and Management

Weight Loss

min read

Does GLP-1 Make You Dizzy? Causes and Management

Does GLP-1 make you dizzy? Discover why dizziness occurs with GLP-1 medications, practical management strategies, when to seek medical advice, and how to optimise your treatment safely. UK clinical guidance included.

Vitamin K and Bone Health: Benefits, Sources & RNI

Supplements

min read

Vitamin K and Bone Health: Benefits, Sources & RNI

Discover how vitamin K activates osteocalcin to support bone health, plus top food sources, UK RNI guidance, and supplement tips.

Asthma and Fatty Liver: Understanding the Link and UK Management

Weight Loss

min read

Asthma and Fatty Liver: Understanding the Link and UK Management

Discover the emerging link between asthma and fatty liver disease (NAFLD/MASLD). Learn how shared risk factors, inflammation, obesity, and asthma medications may affect liver health, plus UK guidance on managing both conditions together.

Hair Loss

min read

Washing Hair Every Day and Hair Loss: What the Evidence Says

Washing hair every day and hair loss — does daily shampooing really damage your follicles? Discover what UK dermatological evidence says, plus expert tips to protect hair health.

Can You Lose Fat Without a Calorie Deficit? UK Evidence Explained

Weight Loss

min read

Can You Lose Fat Without a Calorie Deficit? UK Evidence Explained

Can you lose fat without a calorie deficit? Explore what UK clinical evidence, NICE guidance, and nutrition science say about fat loss, body recomposition, hormones, and when to seek NHS support.

Mounjaro

min read

Mounjaro and Dental Work: Safety Guidance for Patients

Can you have dental work whilst taking Mounjaro? Discover essential guidance on managing dental procedures, blood sugar levels, and sedation considerations for patients using tirzepatide for type 2 diabetes or weight management.

Can a Woman With Fatty Liver Get Pregnant? UK Clinical Guide

Weight Loss

min read

Can a Woman With Fatty Liver Get Pregnant? UK Clinical Guide

Can a woman with fatty liver get pregnant? Most women with NAFLD can conceive, but risks include gestational diabetes and pre-eclampsia. Read our UK clinical guide for preconception advice, management tips, and when to seek specialist support.

Wegovy

min read

Combatting Sugar Cravings on Wegovy: A Detailed Insight for GLP-1 Weight Loss Journey

Experiencing cravings for sugar on Wegovy while aiming for weight loss? Discover the underlying causes and practical strategies for managing these cravings in our informative GLP-1 weight-loss article.

Autophagy & Fatty Liver: What the Science Shows

Weight Loss

min read

Autophagy & Fatty Liver: What the Science Shows

Learn how autophagy affects fat build-up in liver cells, what impairs this self-cleaning process, and which lifestyle changes may support liver health.

Weight Loss

min read

Weight Loss Pills for Endometriosis: Safety, Risks and NHS Guidance

Weight loss pills for endometriosis — find out which are safe, how endometriosis affects weight, what NHS treatments are available, and when to speak to your GP.

Mounjaro

min read

Does Mounjaro Cause Organ Damage? Safety Evidence and Monitoring

Does Mounjaro cause organ damage? Explore the evidence on tirzepatide's safety profile, potential risks to organs, monitoring requirements, and when to seek medical advice for safe use.

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

NAD for Weight Loss: Evidence, Safety and UK Guidance

What to Eat on a Calorie Deficit: NHS-Aligned UK Guide

Effect of Polycythaemia on HbA1c: Reliability, Alternatives and UK Guidance

Ozempic Side Effects in Females Long-Term: UK Guide

Does GLP-1 Make You Dizzy? Causes and Management

Vitamin K and Bone Health: Benefits, Sources & RNI

Asthma and Fatty Liver: Understanding the Link and UK Management

Washing Hair Every Day and Hair Loss: What the Evidence Says

Can You Lose Fat Without a Calorie Deficit? UK Evidence Explained

Mounjaro and Dental Work: Safety Guidance for Patients

Can a Woman With Fatty Liver Get Pregnant? UK Clinical Guide

Combatting Sugar Cravings on Wegovy: A Detailed Insight for GLP-1 Weight Loss Journey

Autophagy & Fatty Liver: What the Science Shows

Weight Loss Pills for Endometriosis: Safety, Risks and NHS Guidance

Does Mounjaro Cause Organ Damage? Safety Evidence and Monitoring

Personalized weight management for women