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.

Can You Take Glipizide and Rybelsus Together Safely?

GLP-1 Brands

min read

Can You Take Glipizide and Rybelsus Together Safely?

Can you take glipizide and Rybelsus together? Yes, but careful monitoring is essential. Learn about hypoglycaemia risks, dose adjustments, NHS guidance, and when to contact your GP for safe combination diabetes therapy.

Best Weekly Type 2 Diabetes Shots: UK Guide to GLP-1 Injections

Weight Loss

min read

Best Weekly Type 2 Diabetes Shots: UK Guide to GLP-1 Injections

Discover the best weekly type 2 diabetes shots available in the UK, including semaglutide, dulaglutide, and exenatide. Learn how GLP-1 injections work, who qualifies under NICE guidance, benefits, side effects, and how to access treatment through the NHS.

Supplements

min read

Benefits of Magnesium Supplements: UK Clinical Evidence and Guidance

Discover the evidence-based benefits of magnesium supplements for cardiovascular health, bone strength, and metabolic function. Learn who should consider supplementation, recommended dosages, and UK clinical guidance on safe use.

Is Sildenafil Good for Working Out? UK Safety Guide

Erectile Dysfunction

min read

Is Sildenafil Good for Working Out? UK Safety Guide

Is sildenafil good for working out? Discover the facts about using this erectile dysfunction medication for exercise, including safety risks, side effects, and evidence-based alternatives for enhancing athletic performance safely in the UK.

Erectile Dysfunction

min read

Is Melatonin Good for Erectile Dysfunction? UK Evidence Review

Is melatonin good for erectile dysfunction? Discover what the evidence says about melatonin's role in ED, how it works in the body, and which proven treatments are recommended by NICE for managing erectile dysfunction in the UK.

Does Fatty Liver Cause High Ferritin? Understanding the Link

Weight Loss

min read

Does Fatty Liver Cause High Ferritin? Understanding the Link

Does fatty liver cause high ferritin? Discover the complex relationship between NAFLD and elevated ferritin levels, why ferritin rises in fatty liver disease, other causes to consider, and when to seek medical advice for hyperferritinaemia.

Does Sea Moss Help With Fatty Liver? Evidence and Safety

Weight Loss

min read

Does Sea Moss Help With Fatty Liver? Evidence and Safety

Does sea moss help with fatty liver? Discover what the evidence says about sea moss for hepatic steatosis, plus proven treatments recommended by UK guidelines and important safety considerations for supplements.

Best Probiotics for Women: Evidence-Based UK Guide

Supplements

min read

Best Probiotics for Women: Evidence-Based UK Guide

Discover the best probiotics for women, including evidence-based guidance on strains for vaginal health, digestive wellness, and immune support. Learn which formulations align with UK clinical recommendations and how to choose quality supplements safely.

Are Pistachios Good for Fatty Liver Disease? UK Evidence Review

Weight Loss

min read

Are Pistachios Good for Fatty Liver Disease? UK Evidence Review

Discover whether pistachios can help manage fatty liver disease. Learn about the latest research, nutritional benefits, and how to include pistachios in a liver-friendly diet with evidence-based UK guidance.

How Many Calories a Day to Be in a Deficit: NHS & NICE Guide

Weight Loss

min read

How Many Calories a Day to Be in a Deficit: NHS & NICE Guide

How many calories a day to be in a deficit? Discover NICE and NHS-recommended calorie targets for safe weight loss, how to calculate your TDEE, and when to seek medical advice.

Best Allergy Medication for Athletes: UK Guide to Safe, Effective Treatment

Supplements

min read

Best Allergy Medication for Athletes: UK Guide to Safe, Effective Treatment

Best allergy medication for athletes in the UK — discover non-sedating antihistamines, nasal sprays, WADA-safe options, and expert advice to manage hay fever and allergic rhinitis without affecting performance.

Does Saxenda Keep You Awake? Sleep Effects Explained

GLP-1 Brands

min read

Does Saxenda Keep You Awake? Sleep Effects Explained

Does Saxenda keep you awake? Discover the facts about Saxenda and sleep disturbances, including common side effects that may affect rest, practical management strategies, and when to seek medical advice for sleep problems whilst taking this weight management medication.

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.

Retatrutide Not Working: Causes, Solutions and UK Alternatives

GLP-1 Brands

min read

Retatrutide Not Working: Causes, Solutions and UK Alternatives

Retatrutide not working? Discover the clinical and lifestyle reasons behind suboptimal results, when to contact your GP, and MHRA-approved alternatives available in the UK.

Accuracy of HbA1c Test: What Affects Results and Reliability

Weight Loss

min read

Accuracy of HbA1c Test: What Affects Results and Reliability

Accuracy of HbA1c test explained: how it works, what affects results, and when alternative tests are needed. Aligned with NICE, NHS, and WHO guidance.

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

Can You Take Glipizide and Rybelsus Together Safely?

Best Weekly Type 2 Diabetes Shots: UK Guide to GLP-1 Injections

Benefits of Magnesium Supplements: UK Clinical Evidence and Guidance

Is Sildenafil Good for Working Out? UK Safety Guide

Is Melatonin Good for Erectile Dysfunction? UK Evidence Review

Does Fatty Liver Cause High Ferritin? Understanding the Link

Does Sea Moss Help With Fatty Liver? Evidence and Safety

Best Probiotics for Women: Evidence-Based UK Guide

Are Pistachios Good for Fatty Liver Disease? UK Evidence Review

How Many Calories a Day to Be in a Deficit: NHS & NICE Guide

Best Allergy Medication for Athletes: UK Guide to Safe, Effective Treatment

Does Saxenda Keep You Awake? Sleep Effects Explained

Health Benefits of Tuna: Nutrition, Safety and NHS Guidance

Retatrutide Not Working: Causes, Solutions and UK Alternatives

Accuracy of HbA1c Test: What Affects Results and Reliability

Personalized weight management for women