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

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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.

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.

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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.

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.

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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.

Benefits of CoQ10 for Brain Health: Evidence and Safety

Supplements

min read

Benefits of CoQ10 for Brain Health: Evidence and Safety

Discover the benefits of CoQ10 for brain health, including its role in energy production and neuroprotection. Learn about the evidence, recommended dosages, safety considerations, and whether CoQ10 supplementation may support cognitive function.

Hair Loss

min read

Regenix Hair Loss Treatment: Evidence, Costs and UK Clinical Guidance

Regenix hair loss treatment explained: how it works, what the evidence shows, costs, and when to see a GP or dermatologist. Read our balanced UK clinical guide.

Reaction of HCl with Zinc: Chemistry, Safety and Medical Relevance

Supplements

min read

Reaction of HCl with Zinc: Chemistry, Safety and Medical Relevance

Discover what happens when zinc reacts with hydrochloric acid (HCl). Learn about the chemical equation, hydrogen gas production, safety precautions, and the medical relevance of zinc and gastric acid in human health.

Can You Eat Salmon Every Day? NHS Guidance and Safety

Supplements

min read

Can You Eat Salmon Every Day? NHS Guidance and Safety

Can you eat salmon every day safely? Discover the nutritional benefits, potential risks, mercury levels, and NHS recommendations for salmon consumption. Learn how much salmon is safe to eat weekly for optimal health whilst minimising contaminant exposure.

Courgette Vitamin K Content and Warfarin Safety Guide

Supplements

min read

Courgette Vitamin K Content and Warfarin Safety Guide

Discover how much vitamin K is in courgettes and whether they're safe to eat on warfarin. Expert guidance on courgette consumption for patients taking anticoagulants, including practical dietary advice and INR management tips.

Mounjaro

min read

Mounjaro and Red Wine: Safety Guidelines for Diabetes Patients

Can you drink red wine whilst taking Mounjaro? Discover the safety considerations, blood sugar risks, and UK guidelines for combining Mounjaro (tirzepatide) with alcohol. Expert medical advice for diabetes patients.

Weight Loss

min read

Can You Take Weight Loss Injections While Trying to Conceive?

Can you take weight loss injections while trying to conceive? Discover UK medical guidance on GLP-1 medications like Wegovy and Saxenda during preconception, including safe discontinuation timelines and alternative weight management approaches for women planning pregnancy.

Who Cannot Take Weight Loss Injections: Contraindications and Safety

Wegovy

min read

Who Cannot Take Weight Loss Injections: Contraindications and Safety

Discover who cannot take weight loss injections like semaglutide and liraglutide. Learn about medical contraindications, drug interactions, pregnancy restrictions, and when to seek GP advice for safe treatment.

Testosterone

min read

Can Low Testosterone Treatments Cause Mood Swings? UK Guide

Can low testosterone treatments cause mood swings? Discover how TRT affects mood, why changes occur, management strategies, and when to seek medical advice. UK clinical guidance included.

Can I Take Adipex with Saxenda? UK Safety Guidance

GLP-1 Brands

min read

Can I Take Adipex with Saxenda? UK Safety Guidance

Can I take Adipex with Saxenda? Discover why combining phentermine and liraglutide is not recommended, the potential risks involved, and safe, evidence-based weight management alternatives approved for UK use.

Weight Loss

min read

Is Metformin a Weight Loss Pill? What UK Patients Should Know

Is metformin a weight loss pill? Learn what metformin is licensed for in the UK, what the clinical evidence says about weight changes, who qualifies on the NHS, and when to speak to your GP.

Best Magnesium for Constipation: UK Guide to Safe Relief

Supplements

min read

Best Magnesium for Constipation: UK Guide to Safe Relief

Discover the best magnesium for constipation relief in the UK. Learn which magnesium preparations are licensed for constipation, how they work, recommended dosages, safety considerations, and when to consult your GP for persistent bowel problems.

Wegovy

min read

Does Wegovy Hurt? Injection Pain and How to Minimise Discomfort

Does Wegovy hurt? Discover what to expect from Wegovy injections, common injection site reactions, why discomfort occurs, and evidence-based techniques to minimise pain during administration.

HbA1c Not Accurate: Causes, Limitations, and Alternative Tests

Weight Loss

min read

HbA1c Not Accurate: Causes, Limitations, and Alternative Tests

HbA1c not accurate for you? Learn why haemoglobin A1c results can be misleading, which medical conditions affect readings, and what alternative tests NHS clinicians use instead.

Vitamin B12 Injections for Pernicious Anaemia: UK Treatment Guide

Supplements

min read

Vitamin B12 Injections for Pernicious Anaemia: UK Treatment Guide

Discover how vitamin B12 injections for pernicious anaemia work, NHS treatment schedules, what to expect during injections, and essential long-term management advice for this lifelong autoimmune condition.

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

Benefits of CoQ10 for Brain Health: Evidence and Safety

Regenix Hair Loss Treatment: Evidence, Costs and UK Clinical Guidance

Reaction of HCl with Zinc: Chemistry, Safety and Medical Relevance

Can You Eat Salmon Every Day? NHS Guidance and Safety

Courgette Vitamin K Content and Warfarin Safety Guide

Mounjaro and Red Wine: Safety Guidelines for Diabetes Patients

Can You Take Weight Loss Injections While Trying to Conceive?

Who Cannot Take Weight Loss Injections: Contraindications and Safety

Can Low Testosterone Treatments Cause Mood Swings? UK Guide

Can I Take Adipex with Saxenda? UK Safety Guidance

Is Metformin a Weight Loss Pill? What UK Patients Should Know

Best Magnesium for Constipation: UK Guide to Safe Relief

Does Wegovy Hurt? Injection Pain and How to Minimise Discomfort

HbA1c Not Accurate: Causes, Limitations, and Alternative Tests

Vitamin B12 Injections for Pernicious Anaemia: UK Treatment Guide

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