Bolt Guides

Expert insights on weight loss and more.

Featured

Retatrutide Side Effects and Libido: What the Evidence Shows

GLP-1 Brands

min read

Retatrutide Side Effects and Libido: What the Evidence Shows

Retatrutide side effects and libido changes explained — discover what Phase 2 trial data reveals, why sexual health effects remain unconfirmed, and when to speak to a UK GP or specialist.

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Weight loss

Read all on weight loss

Gynaecomastia: What It Looks Like, Causes, and NHS Treatment

Weight Loss

min read

Gynaecomastia: What It Looks Like, Causes, and NHS Treatment

Wondering what gynaecomastia looks like? Learn to recognise the signs — from subareolar swelling to firm disc-like tissue — and understand causes, diagnosis, and NHS treatment options.

What Can You Never Eat Again After Gastric Sleeve Surgery?

Weight Loss

min read

What Can You Never Eat Again After Gastric Sleeve Surgery?

What can you never eat again after gastric sleeve surgery? Discover which foods to avoid, why they cause problems, and essential NHS dietary guidance for long-term health after sleeve gastrectomy.

Low Blood Pressure After Gastric Sleeve: Causes, Symptoms & Management

Weight Loss

min read

Low Blood Pressure After Gastric Sleeve: Causes, Symptoms & Management

Low blood pressure after gastric sleeve surgery — find out why it happens, how to recognise symptoms, when to seek NHS medical advice, and how to manage your medications and recovery safely.

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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 Side Effects and Libido: What the Evidence Shows

Retatrutide side effects and libido changes explained — discover what Phase 2 trial data reveals, why sexual health effects remain unconfirmed, and when to speak to a UK GP or specialist.

Read now

Retatrutide for Muscle Growth: Evidence, Safety, and UK Availability

GLP-1 Brands

min read

Retatrutide for Muscle Growth: Evidence, Safety, and UK Availability

Retatrutide for muscle growth: find out what the clinical evidence actually shows, its unlicensed status in the UK, safety risks, and NICE-approved alternatives for body composition.

Retatrutide Mechanism of Action: Triple Hormone Receptor Agonist Explained

GLP-1 Brands

min read

Retatrutide Mechanism of Action: Triple Hormone Receptor Agonist Explained

Retatrutide's mechanism of action as a triple hormone receptor agonist explained — how GLP-1, GIP, and glucagon pathways work together, what Phase 2 trials show, and its current UK regulatory status.

Retatrutide and Diarrhoea: Evidence, Frequency, and Safe Management

GLP-1 Brands

min read

Retatrutide and Diarrhoea: Evidence, Frequency, and Safe Management

Does retatrutide cause diarrhoea? Phase 2 trial data confirm it does, especially at higher doses. Learn how common it is, what triggers it, and when to seek medical advice.

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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

Does Silodosin Help with Erectile Dysfunction? UK Medical Facts

Does silodosin help with erectile dysfunction? Discover the facts about this BPH medication, its effects on sexual function, and evidence-based treatments for ED. Essential UK guidance for men's health.

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Can I Use Testogel When I Come Off Steroids? UK Medical Guidance

Testosterone

min read

Can I Use Testogel When I Come Off Steroids? UK Medical Guidance

Can I use Testogel when I come off steroids? Discover why Testogel is generally not recommended immediately after stopping anabolic steroids, when it might be appropriate, and what medical assessment is required. UK guidance on testosterone recovery and safer alternatives explained.

Testosterone

min read

Does Testogel Work for Men with Low Testosterone?

Does Testogel work for men with low testosterone? Discover how this UK-licensed transdermal gel treats hypogonadism, clinical evidence for its effectiveness, expected results timeline, who benefits most, and essential safety considerations for informed treatment decisions.

TRT Side Effects: Does It Affect Flexibility?

Testosterone

min read

TRT Side Effects: Does It Affect Flexibility?

Does TRT affect flexibility? Learn how testosterone replacement therapy impacts muscle and range of motion, plus tips to stay supple.

How to Use Victoza: Injection Guide and Safety Information

GLP-1 Brands

min read

How to Use Victoza: Injection Guide and Safety Information

Learn how to use Victoza (liraglutide) safely and effectively for type 2 diabetes. Step-by-step injection guide, dosage instructions, storage tips, side effects, and UK clinical guidance to help you manage your treatment confidently.

IU to mcg Converter: Vitamin D Units Explained (UK Guide)

Supplements

min read

IU to mcg Converter: Vitamin D Units Explained (UK Guide)

Convert vitamin D IU to mcg instantly. Understand the 1:40 ratio, read supplement labels correctly, and follow NHS guidance with our clear UK conversion guide.

GLP-1 with Crohn's Disease: Safety, Risks and Clinical Guidance

Weight Loss

min read

GLP-1 with Crohn's Disease: Safety, Risks and Clinical Guidance

Can you use GLP-1 medications if you have Crohn's disease? Discover the risks, gastrointestinal side effects, current research, and essential considerations for safe use with expert guidance.

Are You Intubated for Gastric Sleeve Surgery? What to Expect

Weight Loss

min read

Are You Intubated for Gastric Sleeve Surgery? What to Expect

Are you intubated for gastric sleeve surgery? Yes — find out why general anaesthesia and endotracheal intubation are essential for sleeve gastrectomy, what to expect, and how NHS teams keep you safe.

Melted Cheese After Gastric Sleeve: Safety, Timing and Nutrition

Weight Loss

min read

Melted Cheese After Gastric Sleeve: Safety, Timing and Nutrition

Melted cheese after gastric sleeve surgery — find out when it's safe to introduce, which varieties to choose, nutritional benefits and risks, and expert NHS-aligned dietary guidance.

What Decongestant Can I Take After Gastric Sleeve Surgery?

Weight Loss

min read

What Decongestant Can I Take After Gastric Sleeve Surgery?

What decongestant can I take after gastric sleeve surgery? Discover which options are safest, which formulations to avoid, and when to seek medical advice — based on UK NHS and MHRA guidance.

Ozempic Hands: Causes, Symptoms & UK Medical Guidance

GLP-1 Brands

min read

Ozempic Hands: Causes, Symptoms & UK Medical Guidance

What causes Ozempic hands during semaglutide treatment? Learn about hand appearance changes, when to seek advice, and UK medical guidance.

5000 IU Vitamin D: UK Guidance on High-Dose Supplementation

Supplements

min read

5000 IU Vitamin D: UK Guidance on High-Dose Supplementation

Discover when 5000 IU vitamin D is recommended, how to take it safely under medical supervision, potential benefits for deficiency correction, side effects to watch for, and who should consider high-dose supplementation in the UK.

AOD 9604 With Retatrutide: Evidence, Safety, and UK Regulatory Status

GLP-1 Brands

min read

AOD 9604 With Retatrutide: Evidence, Safety, and UK Regulatory Status

AOD 9604 with retatrutide: what the evidence really shows, UK regulatory status, safety risks, and why speaking to a healthcare professional before use is essential.

Allergy Medication That Won't Trigger RLS: Safe Options Guide

Supplements

min read

Allergy Medication That Won't Trigger RLS: Safe Options Guide

Discover which allergy medication won't trigger RLS symptoms. Learn about safer antihistamine options, medications to avoid, and alternative treatments that effectively manage allergies without worsening restless legs syndrome.

Sunflower Seeds After Gastric Sleeve: Safety, Nutrition and Portions

Weight Loss

min read

Sunflower Seeds After Gastric Sleeve: Safety, Nutrition and Portions

Sunflower seeds after gastric sleeve surgery — find out when it's safe to eat them, how much to have, and what UK bariatric dietitians recommend for your post-op diet.

GLP-1 Brands

min read

Does Saxenda or Mounjaro Affect Botox?

Wondering if Saxenda or Mounjaro affects Botox results or safety? Learn how to time these treatments and what UK guidance says about combining them.

Do GLP-1 Injections Need to Be Refrigerated? UK Storage Guide

Weight Loss

min read

Do GLP-1 Injections Need to Be Refrigerated? UK Storage Guide

Do GLP-1 injections need to be refrigerated? Discover essential storage guidance for semaglutide, dulaglutide, liraglutide, and exenatide. Learn proper refrigeration requirements before and after opening, what happens if storage guidelines are breached, and how to travel safely with GLP-1 medications in the UK.

Can You Get Bigger on a Calorie Deficit? Evidence-Based Guide

Weight Loss

min read

Can You Get Bigger on a Calorie Deficit? Evidence-Based Guide

Can you get bigger on a calorie deficit? Discover the science behind body recomposition, the conditions that make muscle gain possible during a deficit, and NHS-aligned guidance on doing it safely.

Allergy Medications Safe for Prostate: BPH-Friendly Options

Supplements

min read

Allergy Medications Safe for Prostate: BPH-Friendly Options

Discover which allergy medications are safe for prostate health and BPH. Learn why second-generation antihistamines like cetirizine protect urinary function, which treatments to avoid, and when to seek medical advice for safe symptom management.

Bolt Guides

Featured

Retatrutide Side Effects and Libido: What the Evidence Shows

Weight loss

Gynaecomastia: What It Looks Like, Causes, and NHS Treatment

What Can You Never Eat Again After Gastric Sleeve Surgery?

Low Blood Pressure After Gastric Sleeve: Causes, Symptoms & Management

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Side Effects and Libido: What the Evidence Shows

Retatrutide for Muscle Growth: Evidence, Safety, and UK Availability

Retatrutide Mechanism of Action: Triple Hormone Receptor Agonist Explained

Retatrutide and Diarrhoea: Evidence, Frequency, and Safe Management

Men’s Health

Testosterone

Erectile dysfunction

Does Silodosin Help with Erectile Dysfunction? UK Medical Facts

Can I Use Testogel When I Come Off Steroids? UK Medical Guidance

Does Testogel Work for Men with Low Testosterone?

TRT Side Effects: Does It Affect Flexibility?

Browse all

How to Use Victoza: Injection Guide and Safety Information

IU to mcg Converter: Vitamin D Units Explained (UK Guide)

GLP-1 with Crohn's Disease: Safety, Risks and Clinical Guidance

Are You Intubated for Gastric Sleeve Surgery? What to Expect

Melted Cheese After Gastric Sleeve: Safety, Timing and Nutrition

What Decongestant Can I Take After Gastric Sleeve Surgery?

Ozempic Hands: Causes, Symptoms & UK Medical Guidance

5000 IU Vitamin D: UK Guidance on High-Dose Supplementation

AOD 9604 With Retatrutide: Evidence, Safety, and UK Regulatory Status

Allergy Medication That Won't Trigger RLS: Safe Options Guide

Sunflower Seeds After Gastric Sleeve: Safety, Nutrition and Portions

Does Saxenda or Mounjaro Affect Botox?

Do GLP-1 Injections Need to Be Refrigerated? UK Storage Guide

Can You Get Bigger on a Calorie Deficit? Evidence-Based Guide

Allergy Medications Safe for Prostate: BPH-Friendly Options

Personalized weight management for women