Bolt Guides

Expert insights on weight loss and more.

Featured

Weight Loss

min read

New Weight Loss Prescriptions in the UK: Your Complete Guide

New weight loss prescriptions including semaglutide and tirzepatide are now available in the UK. Learn who qualifies, how they work, NICE eligibility criteria, side effects, and how to access treatment safely via the NHS or private providers.

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Weight loss

Read all on weight loss

Weight Loss

min read

New Weight Loss Prescriptions in the UK: Your Complete Guide

Can You Eat Oatmeal While Intermittent Fasting? UK Guide

Weight Loss

min read

Can You Eat Oatmeal While Intermittent Fasting? UK Guide

Can you eat oatmeal while intermittent fasting? Find out when oatmeal breaks a fast, why it's an ideal choice for your eating window, and who should seek GP advice first.

Intermittent Fasting and Cell Repair: Evidence, Safety, and UK Guidance

Weight Loss

min read

Intermittent Fasting and Cell Repair: Evidence, Safety, and UK Guidance

Intermittent fasting and cell repair: discover how fasting triggers autophagy and cellular maintenance pathways, what UK guidance says, who should exercise caution, and practical safety advice from NHS and NICE.

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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.

Read Mounjaro guides

GLP-1 Brands

min read

Trulicity Doses Per Pen: UK Dosing Guide

Learn about Trulicity pen strengths, how to administer your weekly dose, storage tips, and what to do if you miss a dose.

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Trulicity Doses Per Pen: UK Dosing Guide

GLP-1 Brands

min read

Paracetamol with Trulicity: Is It Safe?

Find out if paracetamol is safe to take with Trulicity (dulaglutide), including dosage guidance, key considerations, and when to seek medical advice.

Best Time to Take Victoza: Morning or Evening?

GLP-1 Brands

min read

Best Time to Take Victoza: Morning or Evening?

Morning or evening — does it matter when you take Victoza? Learn the recommended liraglutide dosing schedule and how to get the most from your injections.

Does Ozempic Cause Muscle Loss? Evidence & Tips

GLP-1 Brands

min read

Does Ozempic Cause Muscle Loss? Evidence & Tips

Worried Ozempic is eating your muscle? See what the evidence says about semaglutide and body composition, plus practical steps to protect lean muscle mass.

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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.

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Erectile Dysfunction

min read

Is Spinach Good for Erectile Dysfunction? UK Evidence Review

Is spinach good for erectile dysfunction? Discover what the evidence says about spinach, dietary nitrates, and erectile health—plus when to seek medical advice for ED in the UK.

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Testosterone

min read

Low Testosterone and Man Boobs: Causes, Diagnosis, and NHS Treatment

Low testosterone causing man boobs? Learn how hormonal imbalance leads to gynaecomastia, what causes it, when to see a GP, and what NHS diagnosis and treatment options are available.

Does Testogel Work for Men? What the Evidence Shows

Testosterone

min read

Does Testogel Work for Men? What the Evidence Shows

Find out how Testogel works for men with low testosterone, what clinical evidence shows, realistic results timelines, and key safety considerations.

Testosterone

min read

How to Increase Testosterone Levels Naturally: 7 Tips

Boost testosterone naturally with 7 evidence-based lifestyle changes covering sleep, nutrition, exercise and stress. Plus when to seek NHS advice.

GLP-1 Receptor Agonist Fatigue Management Strategies: UK Clinical Guidance

Weight Loss

min read

GLP-1 Receptor Agonist Fatigue Management Strategies: UK Clinical Guidance

Discover practical GLP-1 receptor agonist fatigue management strategies to combat tiredness during semaglutide, dulaglutide, or liraglutide treatment. Expert UK guidance on nutrition, hydration, lifestyle adjustments, and when to seek medical advice for persistent fatigue.

Do GLP-1 Medications Help With Binge Eating Disorder?

Weight Loss

min read

Do GLP-1 Medications Help With Binge Eating Disorder?

Do GLP-1 medications help with binge eating disorder? Explore the emerging evidence, mechanisms, safety considerations, and NHS-recommended treatments for BED in the UK.

Fish Oil Capsules: Benefits, Dosage & NHS Guidance

Supplements

min read

Fish Oil Capsules: Benefits, Dosage & NHS Guidance

Explore the evidence-based benefits of fish oil capsules and omega-3 supplements. Includes safe dosing, side effects, and NHS and NICE recommendations.

Cost

min read

Happy Pharmacy Mounjaro Cost: UK Pricing Guide

Discover Happy Pharmacy Mounjaro cost options in the UK. Compare NHS prescription charges versus private purchase prices, learn about access routes, dosage pricing, and factors affecting tirzepatide costs for diabetes and weight management.

Fish Oil & Omega-3 Benefits: UK Evidence Guide

Supplements

min read

Fish Oil & Omega-3 Benefits: UK Evidence Guide

What does fish oil actually do? Explore EPA, DHA benefits, safe dosages, side effects, and NHS-aligned guidance on omega-3 supplements in the UK.

Hair Loss

min read

Does Glucosamine Cause Hair Loss? UK Evidence and Safety Advice

Does glucosamine cause hair loss? Learn what UK clinical data and MHRA safety information say about glucosamine side effects, common causes of hair shedding, and when to see a GP.

Does Tadalafil Increase Sensitivity? Effects on Sexual Function

Erectile Dysfunction

min read

Does Tadalafil Increase Sensitivity? Effects on Sexual Function

Does tadalafil increase sensitivity? Discover how this erectile dysfunction medication affects sexual function, what to expect from treatment, and when to consult your GP about tadalafil use in the UK.

Wegovy

min read

When Does Wegovy Start Working? UK Timeline and Expectations

When does Wegovy start working? Discover the realistic timeline for appetite changes and weight loss, from initial doses through to maintenance treatment. Learn what to expect week by week and how to maximise your results with this UK-licensed GLP-1 medication.

Does Tadalafil Cause Water Retention? UK Clinical Guidance

Erectile Dysfunction

min read

Does Tadalafil Cause Water Retention? UK Clinical Guidance

Does tadalafil cause water retention? Discover the evidence on peripheral oedema as a side effect of tadalafil, how to recognise concerning symptoms, and when to seek medical advice for swelling whilst taking this PDE5 inhibitor.

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.

Supplements

min read

Vitamin B12 Foods, Sources & Supplements Guide

Find the best vitamin B12 foods, from meat and dairy to fortified options. Learn about B12 deficiency signs and when supplements may help.

GLP-1 Agonists and Arachidonic Acid: Emerging Research and Clinical Insights

Weight Loss

min read

GLP-1 Agonists and Arachidonic Acid: Emerging Research and Clinical Insights

Discover the emerging research on GLP-1 agonists and arachidonic acid metabolism. Learn how these diabetes medications may influence inflammation, metabolic health, and what UK patients need to know about potential interactions and clinical considerations.

Boronate Affinity HbA1c Principle: Method, Accuracy, and NHS Clinical Use

Weight Loss

min read

Boronate Affinity HbA1c Principle: Method, Accuracy, and NHS Clinical Use

Boronate affinity HbA1c principle explained: discover how phenylboronic acid selectively binds glycated haemoglobin, why it matters for NHS diabetes testing, and key accuracy and interference considerations.

Best Form of Vitamin D for Absorption: Evidence-Based Guide

Supplements

min read

Best Form of Vitamin D for Absorption: Evidence-Based Guide

Discover the best form of vitamin D for absorption. Evidence shows vitamin D3 (cholecalciferol) is superior to D2, with expert guidance on maximising uptake, dosing, and UK clinical recommendations for optimal supplementation.

B12 Methylcobalamin vs Cyanocobalamin: Which Form Is Best?

Supplements

min read

B12 Methylcobalamin vs Cyanocobalamin: Which Form Is Best?

Comparing B12 methylcobalamin vs cyanocobalamin: discover the key differences, effectiveness, safety profiles, and which vitamin B12 supplement is right for your needs. Expert UK guidance on choosing between these two common B12 forms.

Bolt Guides

Featured

New Weight Loss Prescriptions in the UK: Your Complete Guide

Weight loss

New Weight Loss Prescriptions in the UK: Your Complete Guide

Can You Eat Oatmeal While Intermittent Fasting? UK Guide

Intermittent Fasting and Cell Repair: Evidence, Safety, and UK Guidance

GLP-1 Brands

Wegovy

Mounjaro

Trulicity Doses Per Pen: UK Dosing Guide

Paracetamol with Trulicity: Is It Safe?

Best Time to Take Victoza: Morning or Evening?

Does Ozempic Cause Muscle Loss? Evidence & Tips

Men’s Health

Testosterone

Erectile dysfunction

Is Spinach Good for Erectile Dysfunction? UK Evidence Review

Low Testosterone and Man Boobs: Causes, Diagnosis, and NHS Treatment

Does Testogel Work for Men? What the Evidence Shows

How to Increase Testosterone Levels Naturally: 7 Tips

Browse all

GLP-1 Receptor Agonist Fatigue Management Strategies: UK Clinical Guidance

Do GLP-1 Medications Help With Binge Eating Disorder?

Fish Oil Capsules: Benefits, Dosage & NHS Guidance

Happy Pharmacy Mounjaro Cost: UK Pricing Guide

Fish Oil & Omega-3 Benefits: UK Evidence Guide

Does Glucosamine Cause Hair Loss? UK Evidence and Safety Advice

Does Tadalafil Increase Sensitivity? Effects on Sexual Function

When Does Wegovy Start Working? UK Timeline and Expectations

Does Tadalafil Cause Water Retention? UK Clinical Guidance

Ginger Tea for Erectile Dysfunction: What the Evidence Says

Vitamin B12 Foods, Sources & Supplements Guide

GLP-1 Agonists and Arachidonic Acid: Emerging Research and Clinical Insights

Boronate Affinity HbA1c Principle: Method, Accuracy, and NHS Clinical Use

Best Form of Vitamin D for Absorption: Evidence-Based Guide

B12 Methylcobalamin vs Cyanocobalamin: Which Form Is Best?

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