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.

What Is Cod Liver Oil Good For? Benefits and Uses

Supplements

min read

What Is Cod Liver Oil Good For? Benefits and Uses

Discover what cod liver oil is good for, including cardiovascular, bone, and immune health benefits. Learn about safe dosing, who should take it, potential side effects, and important precautions for vitamin A and D supplementation in the UK.

Whey Protein Powder for Cancer Patients: Benefits, Risks and Safe Use

Supplements

min read

Whey Protein Powder for Cancer Patients: Benefits, Risks and Safe Use

Discover how whey protein powder for cancer patients can support nutrition during treatment. Learn about benefits, safety considerations, dosing guidance, and when to seek specialist advice for protein supplementation in cancer care.

Salmon Fish Health Benefits: Evidence-Based Nutrition Guide UK

Supplements

min read

Salmon Fish Health Benefits: Evidence-Based Nutrition Guide UK

Discover the evidence-based salmon fish health benefits, from heart and brain support to omega-3 fatty acids. Learn NHS-recommended portions, nutritional facts, safe preparation methods, and how this oily fish fits into a balanced UK diet for optimal wellbeing.

Mounjaro

min read

Does Mounjaro Cause Yeast Infections? Evidence and Guidance

Does Mounjaro cause yeast infections? Explore the evidence, understand the link between diabetes medications and candidiasis, and learn when to seek medical advice for symptoms whilst taking tirzepatide.

Can a Thin Person Get Type 2 Diabetes? UK Guide

Weight Loss

min read

Can a Thin Person Get Type 2 Diabetes? UK Guide

Can a thin person get type 2 diabetes? Yes—discover why weight isn't the only risk factor, how to recognise symptoms in lean individuals, and what UK guidance says about prevention and diagnosis for people at healthy weight.

Does Sugar Slow Metabolism? What the Evidence Shows

Weight Loss

min read

Does Sugar Slow Metabolism? What the Evidence Shows

Sugar doesn't directly slow metabolism, but excess intake may affect insulin and energy balance. Discover what the evidence really shows.

How Many Milligrams of CoQ10 Should I Take? UK Dosing Guide

Supplements

min read

How Many Milligrams of CoQ10 Should I Take? UK Dosing Guide

Discover how many milligrams of CoQ10 you should take daily. Evidence-based UK guidance on safe dosing, factors affecting requirements, interactions with statins and warfarin, and when to consult your GP about supplementation.

Erectile Dysfunction

min read

Does Ibuprofen Cause Erectile Dysfunction? UK Medical Evidence

Does ibuprofen cause erectile dysfunction? Discover what the medical evidence says about ibuprofen and ED, which medications can affect sexual function, and when to consult your GP about erectile difficulties.

Is Berberine a GLP-1 Receptor Agonist? UK Medical Guide

Weight Loss

min read

Is Berberine a GLP-1 Receptor Agonist? UK Medical Guide

Is berberine a GLP-1 receptor agonist? Discover the key differences between this popular supplement and prescription GLP-1 medications, including mechanisms, evidence, safety, and NHS guidance for UK patients.

Erectile Dysfunction

min read

Does Isosorbide Help Erectile Dysfunction? Safety and Alternatives

Does isosorbide help erectile dysfunction? Discover why isosorbide cannot treat ED, the serious risks of combining nitrates with Viagra or Cialis, and safe treatment options for men taking heart medications.

Erectile Dysfunction

min read

Do Squats Help With Erectile Dysfunction? Evidence and Advice

Do squats help with erectile dysfunction? Discover the evidence behind exercise and ED, including how squats fit into a comprehensive approach to sexual health, when to seek medical advice, and which lifestyle changes are most effective.

Can You Eat Pasta on a Calorie Deficit? A UK Guide

Weight Loss

min read

Can You Eat Pasta on a Calorie Deficit? A UK Guide

Can you eat pasta on a calorie deficit? Yes — find out how to manage portions, choose the right type, and build satisfying, calorie-conscious pasta meals, all in line with NHS guidance.

Magnesium with L-Threonate: UK Guide to Benefits and Safety

Supplements

min read

Magnesium with L-Threonate: UK Guide to Benefits and Safety

Magnesium with L-threonate: discover how this specialised brain-targeted supplement differs from standard magnesium, its potential cognitive benefits, recommended dosages, safety considerations, and what UK patients need to know before supplementing.

Does a Probiotic Help With a Yeast Infection? Evidence Review

Supplements

min read

Does a Probiotic Help With a Yeast Infection? Evidence Review

Does a probiotic help with a yeast infection? Discover what the clinical evidence reveals about using probiotics for vaginal thrush, which strains show promise, and when to combine them with conventional antifungal treatment for recurrent candidiasis.

Normal Value of Vitamin B12: UK Reference Ranges and Testing

Supplements

min read

Normal Value of Vitamin B12: UK Reference Ranges and Testing

Discover the normal value of vitamin B12 in the UK (typically 133–675 pmol/L), how to interpret your test results, symptoms of deficiency, and when to request testing. Expert guidance on B12 levels and clinical significance.

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

What Is Cod Liver Oil Good For? Benefits and Uses

Whey Protein Powder for Cancer Patients: Benefits, Risks and Safe Use

Salmon Fish Health Benefits: Evidence-Based Nutrition Guide UK

Does Mounjaro Cause Yeast Infections? Evidence and Guidance

Can a Thin Person Get Type 2 Diabetes? UK Guide

Does Sugar Slow Metabolism? What the Evidence Shows

How Many Milligrams of CoQ10 Should I Take? UK Dosing Guide

Does Ibuprofen Cause Erectile Dysfunction? UK Medical Evidence

Is Berberine a GLP-1 Receptor Agonist? UK Medical Guide

Does Isosorbide Help Erectile Dysfunction? Safety and Alternatives

Do Squats Help With Erectile Dysfunction? Evidence and Advice

Can You Eat Pasta on a Calorie Deficit? A UK Guide

Magnesium with L-Threonate: UK Guide to Benefits and Safety

Does a Probiotic Help With a Yeast Infection? Evidence Review

Normal Value of Vitamin B12: UK Reference Ranges and Testing

Personalized weight management for women