Bolt Guides

Expert insights on weight loss and more.

Featured

Mounjaro

min read

Requirements to Get Mounjaro: UK Eligibility and Access Guide

Discover the requirements to get Mounjaro in the UK, including NHS eligibility criteria, private prescription pathways, essential medical assessments, and how to access this type 2 diabetes treatment safely.

Read now

Weight loss

Read all on weight loss

Why Is My HbA1c Going Up? Causes, Medicines, and Next Steps

Weight Loss

min read

Why Is My HbA1c Going Up? Causes, Medicines, and Next Steps

Why is my HbA1c going up? Discover the common causes of a rising HbA1c — from diet and lifestyle to medicines and medical conditions — plus NHS-aligned advice on when to see your GP and how to lower it safely.

Does a Faster Metabolism Make You Poop More? Evidence and Facts

Weight Loss

min read

Does a Faster Metabolism Make You Poop More? Evidence and Facts

Does a faster metabolism make you poop more? Discover the evidence-based relationship between metabolic rate and bowel frequency, what truly affects how often you defecate, and when to seek medical advice for changes in bowel habits.

Cinnamon and Type 2 Diabetes: Evidence, Safety and NHS Guidance

Weight Loss

min read

Cinnamon and Type 2 Diabetes: Evidence, Safety and NHS Guidance

Discover the evidence on cinnamon and type 2 diabetes, including how it may affect blood sugar, clinical trial findings, safety considerations with diabetes medications, and NHS guidance on complementary approaches to diabetes management.

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 Availability and Current Status: UK Regulatory Guide

Retatrutide availability and current status explained: find out where this investigational triple agonist stands in UK and global regulatory approval, clinical trials, and when it might reach NHS patients.

Read now

Retatrutide Availability and Current Status: UK Regulatory Guide

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

GLP-1 Brands

min read

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

1 month retatrutide results explained: what Phase 2 trial data shows about early weight loss, common side effects, realistic expectations, and UK regulatory status in 2025.

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

GLP-1 Brands

min read

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

How much bacteriostatic water to mix with retatrutide — understand reconstitution principles, UK regulatory status, safety risks, and when to seek medical advice before use.

How Fast Do You Feel Side Effects from Ozempic?

GLP-1 Brands

min read

How Fast Do You Feel Side Effects from Ozempic?

Discover how quickly Ozempic side effects appear, typically within the first week of treatment. Learn about common symptoms, their timeline, and when to contact your GP for advice on managing side effects safely.

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

Does Ibuprofen Affect Erectile Dysfunction? UK Evidence Review

Does ibuprofen affect erectile dysfunction? Explore the evidence on NSAIDs and ED, understand established causes of erectile problems, learn which medications can impact sexual function, and discover when to seek medical advice from your GP.

Read now

What Will 3 Days Without Testogel Do to Me?

Testosterone

min read

What Will 3 Days Without Testogel Do to Me?

What will 3 days without Testogel do to me? Discover how missing doses affects testosterone levels, what symptoms to expect within 72 hours, when to contact your GP, and how to safely resume treatment for hypogonadism.

Testosterone

min read

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Can testosterone treatments cause swollen feet? Discover how TRT affects fluid retention, when to seek medical advice, management strategies, and alternative causes of peripheral oedema during testosterone therapy.

Testosterone

min read

Can You Take Testosterone After Prostate Cancer Treatment? UK Guidance

Can you take testosterone after prostate cancer treatment? Discover current UK guidance, eligibility criteria, risks and benefits, and essential monitoring requirements for testosterone replacement therapy following prostate cancer.

Lap Band Over Gastric Bypass: Procedure, Risks, and UK Options

Weight Loss

min read

Lap Band Over Gastric Bypass: Procedure, Risks, and UK Options

Lap band over gastric bypass: find out how this revisional bariatric procedure works, who may be eligible on the NHS, the risks involved, and what to discuss with your bariatric team.

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.

Grape Seed Extract and Gynaecomastia: Evidence, Safety, and NHS Advice

Weight Loss

min read

Grape Seed Extract and Gynaecomastia: Evidence, Safety, and NHS Advice

Grape seed extract and gynaecomastia: does the supplement really reduce male breast tissue? We examine the evidence, UK safety guidance, and when to see your GP.

Hair Loss

min read

Litfulo for Hair Loss: Uses, Side Effects and What to Expect

Litfulo for hair loss: find out how ritlecitinib treats severe alopecia areata, who qualifies, potential side effects, and what to expect from treatment in the UK.

Erectile Dysfunction

min read

Does Glipizide Cause Erectile Dysfunction? UK Evidence and Management

Does glipizide cause erectile dysfunction? Explore the evidence, understand how diabetes itself affects sexual health, and discover practical management strategies for erectile dysfunction whilst taking sulfonylureas.

B12 in Beef Liver: Content, Benefits and Safe Consumption

Supplements

min read

B12 in Beef Liver: Content, Benefits and Safe Consumption

Discover how much B12 is in beef liver and why it's one of nature's richest sources. Learn about safe consumption, health benefits, daily requirements, and how beef liver compares to other B12 sources for optimal nutritional intake.

Does Tadalafil Cause Acne? Side Effects Explained

Erectile Dysfunction

min read

Does Tadalafil Cause Acne? Side Effects Explained

Acne is not a recognised tadalafil side effect. Find out what UK evidence says about tadalafil and skin reactions, and when to seek medical advice.

Does Intermittent Fasting Lower Cholesterol? Evidence and NHS Guidance

Weight Loss

min read

Does Intermittent Fasting Lower Cholesterol? Evidence and NHS Guidance

Does intermittent fasting lower cholesterol? Explore the clinical evidence, how IF affects LDL, HDL, and triglycerides, and NHS-aligned guidance on managing cholesterol through diet.

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.

Can Saxenda Cause Thrush? Risks & Evidence

GLP-1 Brands

min read

Can Saxenda Cause Thrush? Risks & Evidence

Saxenda isn't linked to thrush directly, but some users may still be at risk. Learn about the evidence, risk factors, and when to seek medical advice.

Feeling Full on a Calorie Deficit: Is It Normal and What It Means

Weight Loss

min read

Feeling Full on a Calorie Deficit: Is It Normal and What It Means

Is it normal to feel full on a calorie deficit? Yes — and it often means your diet is working. Discover the science behind satiety, the best filling foods, and when to see your GP.

Cagri Peptide With Retatrutide: UK Evidence, Safety and Availability

GLP-1 Brands

min read

Cagri Peptide With Retatrutide: UK Evidence, Safety and Availability

Cagri peptide with retatrutide explained: how these investigational obesity medicines work, what the clinical evidence shows, UK safety guidance, and how to access treatments through regulated NHS pathways.

Can Ozempic Improve Your Sex Life? What You Need to Know

GLP-1 Brands

min read

Can Ozempic Improve Your Sex Life? What You Need to Know

Can Ozempic improve your sex life? Discover how this type 2 diabetes medication may indirectly enhance sexual wellbeing through weight loss, improved confidence and better metabolic health, plus important side effects to consider.

Erectile Dysfunction

min read

Are Pine Nuts Good for Erectile Dysfunction? Evidence and Treatments

Are pine nuts good for erectile dysfunction? Discover the evidence behind pine nuts and ED, their nutritional benefits, and proven treatments recommended by UK clinical guidelines for managing erectile dysfunction effectively.

Allergy Medications That Don't Cause Panic Attacks: A UK Guide

Supplements

min read

Allergy Medications That Don't Cause Panic Attacks: A UK Guide

Are there allergy medications that don't cause panic attacks? Discover which treatments are safest for anxiety sufferers, which to avoid, and when to speak to your GP.

Bolt Guides

Featured

Requirements to Get Mounjaro: UK Eligibility and Access Guide

Weight loss

Why Is My HbA1c Going Up? Causes, Medicines, and Next Steps

Does a Faster Metabolism Make You Poop More? Evidence and Facts

Cinnamon and Type 2 Diabetes: Evidence, Safety and NHS Guidance

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Availability and Current Status: UK Regulatory Guide

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

Retatrutide Bacteriostatic Water Reconstitution: UK Safety Guide

How Fast Do You Feel Side Effects from Ozempic?

Men’s Health

Testosterone

Erectile dysfunction

Does Ibuprofen Affect Erectile Dysfunction? UK Evidence Review

What Will 3 Days Without Testogel Do to Me?

Can Testosterone Treatments Cause Swollen Feet? UK Guide

Can You Take Testosterone After Prostate Cancer Treatment? UK Guidance

Browse all

Lap Band Over Gastric Bypass: Procedure, Risks, and UK Options

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

Grape Seed Extract and Gynaecomastia: Evidence, Safety, and NHS Advice

Litfulo for Hair Loss: Uses, Side Effects and What to Expect

Does Glipizide Cause Erectile Dysfunction? UK Evidence and Management

B12 in Beef Liver: Content, Benefits and Safe Consumption

Does Tadalafil Cause Acne? Side Effects Explained

Does Intermittent Fasting Lower Cholesterol? Evidence and NHS Guidance

How Many Pumps in a Testogel Bottle? UK Dosing Guide

Can Saxenda Cause Thrush? Risks & Evidence

Feeling Full on a Calorie Deficit: Is It Normal and What It Means

Cagri Peptide With Retatrutide: UK Evidence, Safety and Availability

Can Ozempic Improve Your Sex Life? What You Need to Know

Are Pine Nuts Good for Erectile Dysfunction? Evidence and Treatments

Allergy Medications That Don't Cause Panic Attacks: A UK Guide

Personalized weight management for women