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.

Read Wegovy guides

Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

Read Mounjaro guides

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.

Read erectile dysfunction guides

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.

Weight Loss

min read

Incretin Mimetics for Weight Loss: UK Guide to GLP-1 Treatments

Discover how incretin mimetics for weight loss work, which treatments are available on the NHS, eligibility criteria, side effects, and why lifestyle changes remain essential for long-term success.

Anaemia After Gastric Sleeve: Causes, Symptoms, and NHS Treatment

Weight Loss

min read

Anaemia After Gastric Sleeve: Causes, Symptoms, and NHS Treatment

Anaemia after gastric sleeve surgery explained — causes, symptoms, NHS diagnosis, and treatment options including iron and B12 supplementation. Read our expert UK guide.

Choline Inositol Fatty Liver: Evidence, Dosage and NHS Guidance

Weight Loss

min read

Choline Inositol Fatty Liver: Evidence, Dosage and NHS Guidance

Can choline and inositol help treat fatty liver disease? Explore the evidence, NHS guidance, dosage, and safety of these supplements for NAFLD, plus proven lifestyle interventions recommended by NICE.

HbA1c of 7% (53 mmol/mol): What It Means and Next Steps

Weight Loss

min read

HbA1c of 7% (53 mmol/mol): What It Means and Next Steps

HbA1c of 7% (53 mmol/mol) explained: what this result means for diabetes diagnosis, NICE target ranges, and the next steps to take with your GP or care team.

Gastric Banding Surgery Side Effects: Risks, Recovery and NHS Follow-Up

Weight Loss

min read

Gastric Banding Surgery Side Effects: Risks, Recovery and NHS Follow-Up

Gastric banding surgery side effects explained — from nausea and reflux to band slippage and nutritional deficiencies. Learn what to expect, when to seek help, and how NHS follow-up works.

N-Acetyl Glucosamine Benefits: Evidence for Skin and Digestive Health

Supplements

min read

N-Acetyl Glucosamine Benefits: Evidence for Skin and Digestive Health

Discover the evidence behind N-acetyl glucosamine benefits for skin health and digestive support. Learn about safe dosing, potential side effects, and when to seek professional advice before supplementing with NAG.

Do You Sweat More in a Calorie Deficit? Causes and NHS Advice

Weight Loss

min read

Do You Sweat More in a Calorie Deficit? Causes and NHS Advice

Do you sweat more in a calorie deficit? Discover the real reasons behind changes in perspiration during weight loss, including exercise, hormones, and metabolism — plus NHS-aligned advice on when to see a GP.

Loss of Armpit Hair: Causes, NHS Tests, and Treatment Options

Hair Loss

min read

Loss of Armpit Hair: Causes, NHS Tests, and Treatment Options

Loss of armpit hair can signal hormonal, autoimmune, or nutritional causes. Discover common causes, when to see your GP, NHS tests, and treatment options in this UK clinical guide.

Can Trulicity Cause Nausea? Symptoms and Management

GLP-1 Brands

min read

Can Trulicity Cause Nausea? Symptoms and Management

Can Trulicity cause nausea? Discover how common this side effect is, why it occurs, and evidence-based strategies to manage nausea whilst taking dulaglutide for type 2 diabetes.

Hair Loss

min read

Will Cradle Cap Cause Hair Loss? What UK Parents Should Know

Will cradle cap cause hair loss in your baby? Learn why cradle cap doesn't permanently damage hair follicles, what causes temporary shedding, and how to treat it safely with NHS-recommended home care.

Cost

min read

Pharmacy2U Mounjaro Cost: UK Pricing and Private Prescription Guide

Discover Pharmacy2U Mounjaro cost for private prescriptions in the UK. Compare pricing across online pharmacies, understand NHS vs private options, learn about insurance coverage, and find out how to order safely through registered providers for type 2 diabetes management.

Can You Lay Down After Taking Rybelsus? UK Guidance

GLP-1 Brands

min read

Can You Lay Down After Taking Rybelsus? UK Guidance

Can you lay down after taking Rybelsus? Discover the official UK guidance on body position and administration requirements for this type 2 diabetes medication, including what truly affects absorption and how to take it safely for optimal results.

Is Vitamin B12 Water-Soluble? Absorption, Storage and Safety

Supplements

min read

Is Vitamin B12 Water-Soluble? Absorption, Storage and Safety

Is vitamin B12 water-soluble? Discover how B12's water-soluble nature affects absorption, storage, daily requirements, and supplementation. Essential guidance for patients at risk of deficiency, including vegans and older adults.

Calorie Deficit to Get Shredded: Safe, Evidence-Based Guide

Weight Loss

min read

Calorie Deficit to Get Shredded: Safe, Evidence-Based Guide

Calorie deficit to get shredded: discover how large a deficit you need, safe rates of fat loss backed by NHS and NICE guidance, optimal protein intake, and the risks of extreme restriction.

What Colour Is Sildenafil? UK Tablet Identification Guide

Erectile Dysfunction

min read

What Colour Is Sildenafil? UK Tablet Identification Guide

What colour is sildenafil? Discover why UK sildenafil tablets come in blue, white, and yellow, how to identify genuine medication, and why colour doesn't affect efficacy. Essential safety guidance included.

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

Incretin Mimetics for Weight Loss: UK Guide to GLP-1 Treatments

Anaemia After Gastric Sleeve: Causes, Symptoms, and NHS Treatment

Choline Inositol Fatty Liver: Evidence, Dosage and NHS Guidance

HbA1c of 7% (53 mmol/mol): What It Means and Next Steps

Gastric Banding Surgery Side Effects: Risks, Recovery and NHS Follow-Up

N-Acetyl Glucosamine Benefits: Evidence for Skin and Digestive Health

Do You Sweat More in a Calorie Deficit? Causes and NHS Advice

Loss of Armpit Hair: Causes, NHS Tests, and Treatment Options

Can Trulicity Cause Nausea? Symptoms and Management

Will Cradle Cap Cause Hair Loss? What UK Parents Should Know

Pharmacy2U Mounjaro Cost: UK Pricing and Private Prescription Guide

Can You Lay Down After Taking Rybelsus? UK Guidance

Is Vitamin B12 Water-Soluble? Absorption, Storage and Safety

Calorie Deficit to Get Shredded: Safe, Evidence-Based Guide

What Colour Is Sildenafil? UK Tablet Identification Guide

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