Bolt Guides

Expert insights on weight loss and more.

Featured

Weight Loss

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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.

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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.

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GLP-1 Brands

Read all on GLP-1 brands

Wegovy

Answer all your questions about Wegovy treatments for weight loss.

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Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

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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.

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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

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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.

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Men’s Health

Testosterone

Answer all your questions about testosterone.

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Erectile dysfunction

Answer all your questions about erectile dysfunction.

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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.

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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

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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

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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.

Is Pregnenolone in Saxenda? UK Prescribing Facts

GLP-1 Brands

min read

Is Pregnenolone in Saxenda? UK Prescribing Facts

Is pregnenolone in Saxenda? Discover the truth about Saxenda's active ingredient liraglutide, its composition, and how it differs from pregnenolone. Essential UK prescribing information for patients and clinicians.

Does Ozempic Affect Iron Levels? Evidence and Monitoring Guidance

GLP-1 Brands

min read

Does Ozempic Affect Iron Levels? Evidence and Monitoring Guidance

Does Ozempic affect iron levels? Discover the evidence on semaglutide and iron deficiency, including gastrointestinal effects, monitoring guidance, and when to seek medical advice for symptoms of anaemia whilst taking Ozempic.

Best Resveratrol Supplement David Sinclair Recommends: UK Evidence Review

Supplements

min read

Best Resveratrol Supplement David Sinclair Recommends: UK Evidence Review

Discover what makes the best resveratrol supplement recommended by David Sinclair. Expert guidance on evidence, quality selection, safe dosing, and UK regulatory considerations for longevity supplementation.

Ozempic & Photosensitivity: UK Clinical Guidance

GLP-1 Brands

min read

Ozempic & Photosensitivity: UK Clinical Guidance

Does Ozempic cause photosensitivity? Explore UK data on semaglutide skin side effects, rashes, and sun sensitivity advice for diabetes patients.

How Much Zinc Should I Take: UK Dosage Guide

Supplements

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How Much Zinc Should I Take: UK Dosage Guide

Discover how much zinc you should take daily based on UK guidance. Learn about recommended intakes for adults, children, pregnancy, deficiency symptoms, supplement safety, maximum doses, and when to consult your GP about zinc supplementation.

Hair Loss

min read

What Helps Hair Loss: Treatments, NHS Guidance & When to See a GP

What helps hair loss? Discover evidence-based treatments, NHS and NICE guidance, lifestyle tips, and when to see a GP — covering minoxidil, finasteride, JAK inhibitors, and more.

How to Flush Tadalafil From Your System: Full Guide

Erectile Dysfunction

min read

How to Flush Tadalafil From Your System: Full Guide

Find out how long tadalafil stays in your system, what affects clearance, and when to seek medical advice. Clear, clinically accurate guidance.

Does Ice Help Gynaecomastia? Symptoms, Evidence, and NHS Treatments

Weight Loss

min read

Does Ice Help Gynaecomastia? Symptoms, Evidence, and NHS Treatments

Does ice help gynaecomastia? Learn why cold therapy cannot reduce glandular breast tissue, what it can and cannot do for symptoms, and which NHS-approved treatments actually work.

Can You Build Muscle on a Calorie Deficit? Evidence-Based Guide

Weight Loss

min read

Can You Build Muscle on a Calorie Deficit? Evidence-Based Guide

Can you build muscle on a calorie deficit? Discover the science behind body recomposition, who benefits most, optimal protein targets, and NHS-aligned guidance for safe, effective fat loss whilst preserving muscle.

Does Ozempic Help With Arthritis? Evidence and Treatment Options

GLP-1 Brands

min read

Does Ozempic Help With Arthritis? Evidence and Treatment Options

Does Ozempic help with arthritis? Discover what the evidence says about semaglutide's indirect effects on joint health through weight loss, and learn about established arthritis treatments available in the UK.

Mounjaro

min read

Mounjaro and Oesophagus Issues: Symptoms, Risks and Management

Concerned about Mounjaro and oesophagus issues? Discover how tirzepatide affects digestive function, recognise warning symptoms like reflux and dysphagia, and learn when to seek medical advice for safe diabetes management.

Is Omega-3 Good for Health? Evidence-Based UK Guidance

Supplements

min read

Is Omega-3 Good for Health? Evidence-Based UK Guidance

Discover whether omega-3 is good for health with evidence-based guidance on cardiovascular, brain, and inflammatory benefits. Learn UK-recommended food sources, supplement considerations, and safety advice from NHS and NICE guidance for informed dietary decisions.

Testosterone

min read

Is Testogel or Injection Better for Testosterone Replacement Therapy?

Is Testogel or injection better for testosterone replacement? Compare effectiveness, side effects, convenience and safety of testosterone gel vs injections to make an informed TRT choice with your clinician.

Best Source of Omega-3: Evidence-Based Dietary Guidance

Supplements

min read

Best Source of Omega-3: Evidence-Based Dietary Guidance

Discover the best source of omega-3 for your health. Learn which foods provide EPA, DHA, and ALA, how much you need daily, and evidence-based guidance on oily fish, plant sources, and supplements aligned with NHS and NICE recommendations.

Itching After Stopping Allergy Medication: Causes and Management

Supplements

min read

Itching After Stopping Allergy Medication: Causes and Management

Experiencing itching after stopping allergy medication? Discover why this happens, which antihistamines are most commonly involved, how long symptoms typically last, and practical steps to manage discomfort. Learn when to seek medical advice and how to safely discontinue allergy treatment.

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

Is Pregnenolone in Saxenda? UK Prescribing Facts

Does Ozempic Affect Iron Levels? Evidence and Monitoring Guidance

Best Resveratrol Supplement David Sinclair Recommends: UK Evidence Review

Ozempic & Photosensitivity: UK Clinical Guidance

How Much Zinc Should I Take: UK Dosage Guide

What Helps Hair Loss: Treatments, NHS Guidance & When to See a GP

How to Flush Tadalafil From Your System: Full Guide

Does Ice Help Gynaecomastia? Symptoms, Evidence, and NHS Treatments

Can You Build Muscle on a Calorie Deficit? Evidence-Based Guide

Does Ozempic Help With Arthritis? Evidence and Treatment Options

Mounjaro and Oesophagus Issues: Symptoms, Risks and Management

Is Omega-3 Good for Health? Evidence-Based UK Guidance

Is Testogel or Injection Better for Testosterone Replacement Therapy?

Best Source of Omega-3: Evidence-Based Dietary Guidance

Itching After Stopping Allergy Medication: Causes and Management

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