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.

Read now

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.

Read all on weight loss

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

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.

Read now

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.

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

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.

Read now

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.

Erectile Dysfunction

min read

Does Pepcid Cause Erectile Dysfunction? Evidence and Guidance

Does Pepcid (famotidine) cause erectile dysfunction? Explore the evidence, understand how this H2 blocker differs from cimetidine, and learn what to do if you experience sexual side effects whilst taking famotidine.

How to Burn Fat Fast: Safe, Evidence-Based Methods

Weight Loss

min read

How to Burn Fat Fast: Safe, Evidence-Based Methods

Learn safe, effective ways to burn fat through nutrition, exercise and lifestyle changes. NHS-aligned guidance on realistic fat loss that lasts.

CoQ10 and Erectile Dysfunction: Does It Work?

Supplements

min read

CoQ10 and Erectile Dysfunction: Does It Work?

Weighing up CoQ10 for ED? Explore the clinical evidence, safety considerations, and NHS-recommended treatments. Find out when to see your GP.

Lap Gastric Sleeve CPT Code 43775: UK Coding and Clinical Guide

Weight Loss

min read

Lap Gastric Sleeve CPT Code 43775: UK Coding and Clinical Guide

Lap gastric sleeve CPT code 43775 explained alongside UK OPCS-4 coding, NHS referral pathways, NICE eligibility criteria, risks, and long-term follow-up guidance for laparoscopic sleeve gastrectomy.

16/8 Intermittent Fasting and Inflammation: Evidence, Safety, and UK Guidance

Weight Loss

min read

16/8 Intermittent Fasting and Inflammation: Evidence, Safety, and UK Guidance

16/8 intermittent fasting and inflammation: discover what the science says about CRP, IL-6, and chronic disease risk, plus NHS-aligned safety advice and practical UK guidance.

Gastric Sleeve Air Bubbles: Causes, Symptoms, and NHS Management

Weight Loss

min read

Gastric Sleeve Air Bubbles: Causes, Symptoms, and NHS Management

Gastric sleeve air bubbles explained: why they happen, common symptoms, when to seek help, and practical NHS-aligned advice for managing trapped gas after sleeve gastrectomy.

OTC Allergy Medications Compared: Antihistamines & More

Supplements

min read

OTC Allergy Medications Compared: Antihistamines & More

Compare UK over-the-counter antihistamines, nasal sprays, eye drops & decongestants to find the best treatment for your allergy symptoms.

Is Folic Acid the Same as B12? Key Differences Explained

Supplements

min read

Is Folic Acid the Same as B12? Key Differences Explained

Is folic acid the same as B12? Discover the crucial differences between these B vitamins, their unique roles in health, deficiency symptoms, and when supplementation is needed. Expert UK guidance inside.

Retatrutide and 5-Amino-1MQ: Evidence, Safety, and UK Regulatory Status

GLP-1 Brands

min read

Retatrutide and 5-Amino-1MQ: Evidence, Safety, and UK Regulatory Status

Retatrutide and 5-Amino-1MQ explained: what these unlicensed compounds are, how they work, the evidence behind them, and the safety risks UK patients must know before considering use.

Best Fast Food Choices on GLP-1 Medications: Expert Guide

Weight Loss

min read

Best Fast Food Choices on GLP-1 Medications: Expert Guide

Discover the best fast food choices on GLP-1 medications like semaglutide and liraglutide. Expert guidance on managing appetite changes, portion sizes, nutritional needs, and side effects whilst maintaining treatment effectiveness. Evidence-based advice for UK patients.

Which Time Sunlight Is Good for Vitamin D: UK Guide

Supplements

min read

Which Time Sunlight Is Good for Vitamin D: UK Guide

Discover which time sunlight is good for vitamin D production in the UK. Learn the optimal hours (11am–3pm), seasonal variations, safe exposure duration, and when supplements are essential for maintaining adequate vitamin D levels year-round.

Omega-3 Deficiency Symptoms: Signs, Risks and Treatment

Supplements

min read

Omega-3 Deficiency Symptoms: Signs, Risks and Treatment

Discover omega-3 deficiency symptoms including dry skin, cognitive changes, and joint discomfort. Learn who's at risk, dietary sources of EPA and DHA, and when to seek medical advice for optimal omega-3 intake.

Does Sildenafil Affect Ejaculation? UK Medical Guide

Erectile Dysfunction

min read

Does Sildenafil Affect Ejaculation? UK Medical Guide

Does sildenafil affect ejaculation? Discover how this erectile dysfunction medication works, its impact on ejaculatory function, potential side effects, and when to consult your GP about sexual health concerns.

Is Watermelon Bad for Fatty Liver? Evidence and Guidance

Weight Loss

min read

Is Watermelon Bad for Fatty Liver? Evidence and Guidance

Is watermelon bad for fatty liver disease? Discover the evidence on watermelon's impact on NAFLD, recommended portion sizes, nutritional benefits, and how to include it safely in a liver-friendly diet with expert UK guidance.

Glycated Albumin vs HbA1c: Key Differences, Uses, and NHS Guidance

Weight Loss

min read

Glycated Albumin vs HbA1c: Key Differences, Uses, and NHS Guidance

Glycated albumin vs HbA1c: understand the key differences, when each test is used, their limitations, and current NHS and NICE guidance on glycaemic monitoring in diabetes.

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

Does Pepcid Cause Erectile Dysfunction? Evidence and Guidance

How to Burn Fat Fast: Safe, Evidence-Based Methods

CoQ10 and Erectile Dysfunction: Does It Work?

Lap Gastric Sleeve CPT Code 43775: UK Coding and Clinical Guide

16/8 Intermittent Fasting and Inflammation: Evidence, Safety, and UK Guidance

Gastric Sleeve Air Bubbles: Causes, Symptoms, and NHS Management

OTC Allergy Medications Compared: Antihistamines & More

Is Folic Acid the Same as B12? Key Differences Explained

Retatrutide and 5-Amino-1MQ: Evidence, Safety, and UK Regulatory Status

Best Fast Food Choices on GLP-1 Medications: Expert Guide

Which Time Sunlight Is Good for Vitamin D: UK Guide

Omega-3 Deficiency Symptoms: Signs, Risks and Treatment

Does Sildenafil Affect Ejaculation? UK Medical Guide

Is Watermelon Bad for Fatty Liver? Evidence and Guidance

Glycated Albumin vs HbA1c: Key Differences, Uses, and NHS Guidance

Personalized weight management for women