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.

Does Tadalafil Lower Blood Pressure? Safety and Management Guide

Erectile Dysfunction

min read

Does Tadalafil Lower Blood Pressure? Safety and Management Guide

Does tadalafil lower blood pressure? Discover how this PDE5 inhibitor affects BP, who should avoid it due to cardiovascular risks, and essential safety guidance for patients taking tadalafil alongside antihypertensive medications.

Do Weight Loss Injections Affect Mental Health? UK Evidence and Guidance

Wegovy

min read

Do Weight Loss Injections Affect Mental Health? UK Evidence and Guidance

Do weight loss injections affect mental health? Discover the evidence on GLP-1 medications like Wegovy and Saxenda, reported side effects, who should avoid them, and how to monitor your wellbeing during treatment.

Ozempic and Erectile Dysfunction: Effects and Management

GLP-1 Brands

min read

Ozempic and Erectile Dysfunction: Effects and Management

Discover how Ozempic and erectile dysfunction are connected. Learn whether this diabetes medication can improve sexual function through better metabolic control, weight loss, and when to speak to your GP about treatment options.

Does Prozac Cause Gynaecomastia? Fluoxetine Side Effects Explained

Weight Loss

min read

Does Prozac Cause Gynaecomastia? Fluoxetine Side Effects Explained

Does Prozac cause gynaecomastia? Learn how fluoxetine may affect hormone levels, how rare this side effect is, when to see your GP, and what UK guidelines recommend for assessment and treatment.

Hair Loss

min read

Can Eliquis Cause Hair Loss? Apixaban, Alopecia & What to Do

Can Eliquis cause hair loss? Find out what the clinical evidence says about apixaban and alopecia, other likely causes, and when to speak to your GP or anticoagulation clinic.

How Long to Take Ursodiol After Gastric Sleeve: UK Guide

Weight Loss

min read

How Long to Take Ursodiol After Gastric Sleeve: UK Guide

How long to take ursodiol after gastric sleeve surgery? Most patients need 6–12 months of UDCA to prevent gallstones. Read NHS-aligned guidance on dosage, side effects, and when to stop.

Year-Round Allergy Medication: Treatments, Safety and Long-Term Management

Supplements

min read

Year-Round Allergy Medication: Treatments, Safety and Long-Term Management

Year-round allergy medication explained: discover the best treatments for perennial allergic rhinitis in the UK, from antihistamines and nasal sprays to long-term safety advice and lifestyle tips.

Weight Loss

min read

Cod Liver Oil Fatty Acid Profile: EPA, DHA, and Vitamin Content

Discover the cod liver oil fatty acid profile: detailed breakdown of omega-3 EPA and DHA, omega-6, saturated fats, plus vitamins A and D. Essential UK safety guidance for pregnancy, drug interactions, and clinical use.

Is There an Age Limit for Bariatric Surgery? UK Eligibility Explained

Weight Loss

min read

Is There an Age Limit for Bariatric Surgery? UK Eligibility Explained

Is there an age limit for bariatric surgery in the UK? NICE sets no fixed cut-off — find out how age, BMI, and health conditions affect your eligibility for NHS weight loss surgery.

Hair Loss

min read

Does Enclomiphene Cause Hair Loss? UK Evidence and Guidance

Does enclomiphene cause hair loss? Explore the clinical evidence, DHT-related risks, common side effects, and expert UK guidance on managing hair changes while taking this unlicensed SERM.

Sinus & Allergy Medication Side Effects | NHS Guide

Supplements

min read

Sinus & Allergy Medication Side Effects | NHS Guide

Learn about nasal spray, antihistamine and decongestant side effects — including palpitations and nosebleeds. Know when to contact your GP or pharmacist.

Erectile Dysfunction

min read

Does Ice Cold Water Help with Erectile Dysfunction? Evidence Review

Does ice cold water help with erectile dysfunction? Discover the truth behind this claim, understand the science of ED, and learn about evidence-based treatments recommended by UK healthcare guidance. Find out when to seek medical advice.

Choline Inositol Dosage for Fatty Liver: Evidence and Safety

Weight Loss

min read

Choline Inositol Dosage for Fatty Liver: Evidence and Safety

Discover the evidence on choline inositol dosage for fatty liver, including safety considerations, recommended intake levels, and why NICE guidance prioritises lifestyle interventions over supplementation for NAFLD management.

Erectile Dysfunction

min read

Does Fluvoxamine Cause Erectile Dysfunction? UK Medical Guide

Does fluvoxamine cause erectile dysfunction? Discover how this SSRI antidepressant affects sexual function, why it happens, and evidence-based management options available through your GP to maintain both mental health and quality of life.

Omega-3 or DHA: Key Differences and UK Guidance

Supplements

min read

Omega-3 or DHA: Key Differences and UK Guidance

Omega-3 or DHA: which should you choose? Discover the key differences, health benefits, and UK clinical guidance on omega-3 fatty acids and DHA supplementation for heart, brain, and eye health.

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 Tadalafil Lower Blood Pressure? Safety and Management Guide

Do Weight Loss Injections Affect Mental Health? UK Evidence and Guidance

Ozempic and Erectile Dysfunction: Effects and Management

Does Prozac Cause Gynaecomastia? Fluoxetine Side Effects Explained

Can Eliquis Cause Hair Loss? Apixaban, Alopecia & What to Do

How Long to Take Ursodiol After Gastric Sleeve: UK Guide

Year-Round Allergy Medication: Treatments, Safety and Long-Term Management

Cod Liver Oil Fatty Acid Profile: EPA, DHA, and Vitamin Content

Is There an Age Limit for Bariatric Surgery? UK Eligibility Explained

Does Enclomiphene Cause Hair Loss? UK Evidence and Guidance

Sinus & Allergy Medication Side Effects | NHS Guide

Does Ice Cold Water Help with Erectile Dysfunction? Evidence Review

Choline Inositol Dosage for Fatty Liver: Evidence and Safety

Does Fluvoxamine Cause Erectile Dysfunction? UK Medical Guide

Omega-3 or DHA: Key Differences and UK Guidance

Personalized weight management for women