Bolt Guides

Expert insights on weight loss and more.

Featured

Weight Loss

min read

Adipex Pill Weight Loss: UK Safety, Risks and Licensed Alternatives

Adipex pill weight loss explained for UK readers: what phentermine is, why it's not licensed in the UK, its risks and side effects, and the NICE-recommended alternatives available through the NHS.

Read now

Weight loss

Read all on weight loss

Weight Loss

min read

Adipex Pill Weight Loss: UK Safety, Risks and Licensed Alternatives

Adipex pill weight loss explained for UK readers: what phentermine is, why it's not licensed in the UK, its risks and side effects, and the NICE-recommended alternatives available through the NHS.

Gastric Sleeve Post-Op Soft Foods: UK Recovery Guide

Weight Loss

min read

Gastric Sleeve Post-Op Soft Foods: UK Recovery Guide

Gastric sleeve post-op soft foods: discover which foods to eat, what to avoid, when to start, and how to meet your nutritional needs safely after sleeve gastrectomy surgery in the UK.

Can You Take DayQuil After Gastric Sleeve Surgery? UK Guide

Weight Loss

min read

Can You Take DayQuil After Gastric Sleeve Surgery? UK Guide

Can you take DayQuil after gastric sleeve surgery? DayQuil is unlicensed in the UK and unsuitable post-bariatric surgery. Discover safer NHS-approved alternatives for cold and flu relief.

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 Fridge Storage: What You Need to Know

Retatrutide storage in the fridge explained: why no confirmed shelf-life exists yet, correct refrigeration conditions, signs of degradation, and what to do if the product is left out of the fridge.

Read now

Retatrutide Fridge Storage: What You Need to Know

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.

Gaining Weight on Retatrutide: Causes, Solutions, and When to Seek Help

GLP-1 Brands

min read

Gaining Weight on Retatrutide: Causes, Solutions, and When to Seek Help

Gaining weight on retatrutide? Discover the most common clinical reasons — from fluid retention to metabolic adaptation — plus when to speak to your doctor and lifestyle tips to support treatment.

Best Peptide to Stack With Retatrutide: Risks and UK Alternatives

GLP-1 Brands

min read

Best Peptide to Stack With Retatrutide: Risks and UK Alternatives

Best peptide to stack with retatrutide? The clinical truth is no safe combination exists. Learn why peptide stacking is unproven, what the risks are, and which NHS-approved alternatives are available in the UK.

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

Ginger Tea for Erectile Dysfunction: What the Evidence Says

Can ginger tea really help with erections? We look at the evidence, explain what actually works for ED, and when to speak to your GP.

Read now

Is Testogel Pump Equivalent to Sachets? UK Dosing Guide

Testosterone

min read

Is Testogel Pump Equivalent to Sachets? UK Dosing Guide

Is Testogel pump equivalent to sachets? Discover the key differences in concentration, dosing and application between Testogel formulations, plus expert guidance on switching safely between testosterone replacement products.

Is It OK to Put Testogel on Straight After Shower?

Testosterone

min read

Is It OK to Put Testogel on Straight After Shower?

Is it safe to apply Testogel straight after showering? Discover the optimal timing for testosterone gel application, why skin dryness matters for absorption, and expert tips to maximise treatment efficacy whilst avoiding common mistakes.

How Many Pumps in a Testogel Bottle? UK Dosing Guide

Testosterone

min read

How Many Pumps in a Testogel Bottle? UK Dosing Guide

Find out exactly how many pumps are in a Testogel bottle and how long it will last based on your prescribed dose. Essential UK guidance on testosterone gel dosing, application technique, and safety for effective hormone replacement therapy.

Weight Loss

min read

The Best and Safest Weight Loss Pills: UK Guidance

Discover the best and safest weight loss pills available in the UK, including NHS-approved options like orlistat, semaglutide, and liraglutide. Learn how they work, who can use them, potential side effects, and why medical supervision is essential for safe, effective weight management.

Can Beta Blockers Cause Gynaecomastia? Evidence, Risks & NHS Advice

Weight Loss

min read

Can Beta Blockers Cause Gynaecomastia? Evidence, Risks & NHS Advice

Can beta blockers cause gynaecomastia? Learn what the evidence shows, which beta blockers are implicated, other drug causes, and when to see your GP about breast changes.

How to Stick to a Calorie Deficit: Evidence-Based Strategies

Weight Loss

min read

How to Stick to a Calorie Deficit: Evidence-Based Strategies

Discover evidence-based strategies on how to stick to a calorie deficit for sustainable weight loss. Learn practical techniques, overcome common challenges, and understand when to seek NHS support for your weight management goals.

Does Soybean Cause Gynaecomastia? Evidence, UK Guidance and Treatment

Weight Loss

min read

Does Soybean Cause Gynaecomastia? Evidence, UK Guidance and Treatment

Does soybean cause gynaecomastia? Explore the evidence on soy phytoestrogens and male breast tissue, UK clinical guidance, when to see your GP, and NHS treatment options.

Hair Loss

min read

Does Ketoconazole Cause Hair Loss? UK Evidence and Guidance

Does ketoconazole cause hair loss? Learn what UK clinical guidance says about ketoconazole shampoo, its listed side effects, and when to seek medical advice.

Zinc and L-Carnosine: Clinical Evidence, Dosage and Safety Guide

Supplements

min read

Zinc and L-Carnosine: Clinical Evidence, Dosage and Safety Guide

Discover how zinc and L-carnosine works for gastric health, evidence-based dosage guidance, potential side effects, and what to consider before supplementing. Expert UK clinical review.

Can You Take Iron and Magnesium Together? UK Clinical Guidance

Supplements

min read

Can You Take Iron and Magnesium Together? UK Clinical Guidance

Can you take iron and magnesium together? Discover the evidence-based guidance on timing, absorption, interactions, and safety considerations when taking both supplements. Expert UK clinical advice inside.

Does Bitter Gourd Decrease HbA1c? Evidence, Safety, and UK Guidance

Weight Loss

min read

Does Bitter Gourd Decrease HbA1c? Evidence, Safety, and UK Guidance

Does bitter gourd decrease HbA1c? Explore the clinical evidence, UK guidelines, safety considerations, and drug interactions of karela for type 2 diabetes management.

Gastric Band and Periods: How Surgery Affects Your Menstrual Cycle

Weight Loss

min read

Gastric Band and Periods: How Surgery Affects Your Menstrual Cycle

Gastric band and periods: find out how bariatric surgery affects your menstrual cycle, why hormonal changes occur, when to seek advice, and what UK guidance says about fertility and contraception.

Is Salt Bad for Fatty Liver? Evidence and Dietary Guidance

Weight Loss

min read

Is Salt Bad for Fatty Liver? Evidence and Dietary Guidance

Discover whether salt is bad for fatty liver disease. Learn how sodium affects liver health, recommended intake levels, and evidence-based dietary strategies to support hepatic function and reduce fat accumulation in the liver.

When Does Saxenda Expire? UK Storage and Expiry Guide

GLP-1 Brands

min read

When Does Saxenda Expire? UK Storage and Expiry Guide

When does Saxenda expire? Learn about Saxenda expiry dates, storage requirements, and the one-month in-use period. Essential UK guidance on checking, using, and disposing of Saxenda pens safely for effective weight management treatment.

Weight Loss

min read

Hormone Weight Loss Pills: UK Guide to Medications, Eligibility and Safety

Hormone weight loss pills explained: how GLP-1 medicines like Wegovy, Saxenda, and Mounjaro work, who qualifies under NHS and NICE guidelines, side effects, and safer alternatives available in the UK.

Calorie Deficit for a Sedentary Lifestyle: Safe Targets and NHS Guidance

Weight Loss

min read

Calorie Deficit for a Sedentary Lifestyle: Safe Targets and NHS Guidance

Calorie deficit for a sedentary lifestyle explained: learn how to calculate safe daily targets, follow NHS and NICE guidance, avoid health risks, and make sustainable changes to diet and activity.

Supplements

min read

Vitamin D Supplements for Hair Loss: Evidence and UK Guidance

Can vitamin D supplements help with hair loss? Discover the evidence linking vitamin D deficiency to hair health, recommended dosages, safety guidance, and what to expect from supplementation in the UK.

Can Paracetamol Cause Fatty Liver? UK Medical Evidence

Weight Loss

min read

Can Paracetamol Cause Fatty Liver? UK Medical Evidence

Can paracetamol cause fatty liver disease? Discover what UK medical evidence reveals about paracetamol and liver health, safe dosing guidelines, and when to seek medical advice for NAFLD concerns.

Bolt Guides

Featured

Adipex Pill Weight Loss: UK Safety, Risks and Licensed Alternatives

Weight loss

Adipex Pill Weight Loss: UK Safety, Risks and Licensed Alternatives

Gastric Sleeve Post-Op Soft Foods: UK Recovery Guide

Can You Take DayQuil After Gastric Sleeve Surgery? UK Guide

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Fridge Storage: What You Need to Know

Retatrutide Peptide vs Tesamorelin: Mechanisms, Evidence, and UK Availability

Gaining Weight on Retatrutide: Causes, Solutions, and When to Seek Help

Best Peptide to Stack With Retatrutide: Risks and UK Alternatives

Men’s Health

Testosterone

Erectile dysfunction

Ginger Tea for Erectile Dysfunction: What the Evidence Says

Is Testogel Pump Equivalent to Sachets? UK Dosing Guide

Is It OK to Put Testogel on Straight After Shower?

How Many Pumps in a Testogel Bottle? UK Dosing Guide

Browse all

The Best and Safest Weight Loss Pills: UK Guidance

Can Beta Blockers Cause Gynaecomastia? Evidence, Risks & NHS Advice

How to Stick to a Calorie Deficit: Evidence-Based Strategies

Does Soybean Cause Gynaecomastia? Evidence, UK Guidance and Treatment

Does Ketoconazole Cause Hair Loss? UK Evidence and Guidance

Zinc and L-Carnosine: Clinical Evidence, Dosage and Safety Guide

Can You Take Iron and Magnesium Together? UK Clinical Guidance

Does Bitter Gourd Decrease HbA1c? Evidence, Safety, and UK Guidance

Gastric Band and Periods: How Surgery Affects Your Menstrual Cycle

Is Salt Bad for Fatty Liver? Evidence and Dietary Guidance

When Does Saxenda Expire? UK Storage and Expiry Guide

Hormone Weight Loss Pills: UK Guide to Medications, Eligibility and Safety

Calorie Deficit for a Sedentary Lifestyle: Safe Targets and NHS Guidance

Vitamin D Supplements for Hair Loss: Evidence and UK Guidance

Can Paracetamol Cause Fatty Liver? UK Medical Evidence

Personalized weight management for women