Bolt Guides

Expert insights on weight loss and more.

Featured

Victoza and Yeast Infections: What You Need to Know

GLP-1 Brands

min read

Victoza and Yeast Infections: What You Need to Know

Can Victoza cause yeast infections? Learn how liraglutide and blood sugar levels affect thrush risk, plus when to seek medical advice.

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Weight loss

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What Is Your Metabolic Type? Evidence & Guidance

Weight Loss

min read

What Is Your Metabolic Type? Evidence & Guidance

Discover how to find your metabolic type, what the science says, and when to seek advice from a registered UK dietitian for personalised nutrition support.

Hypothalamic Obesity: New Treatments and Specialist Management

Weight Loss

min read

Hypothalamic Obesity: New Treatments and Specialist Management

Discover new treatments for hypothalamic obesity caused by brain damage. Learn about emerging therapies, GLP-1 agonists, specialist management, and how to access expert care for this rare, treatment-resistant condition.

History of Leptin in Obesity Treatment: Discovery to Current UK Use

Weight Loss

min read

History of Leptin in Obesity Treatment: Discovery to Current UK Use

Discover the history of leptin in obesity treatment—from its 1994 discovery and early promise to why it failed in common obesity. Learn about leptin resistance, current UK clinical use for rare conditions, and what NICE-recommended treatments are actually available on the NHS for weight management.

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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

Victoza and Yeast Infections: What You Need to Know

Can Victoza cause yeast infections? Learn how liraglutide and blood sugar levels affect thrush risk, plus when to seek medical advice.

Read now

Saxenda and Hypoglycaemia: Risks & Management

GLP-1 Brands

min read

Saxenda and Hypoglycaemia: Risks & Management

Can Saxenda cause hypoglycaemia? Learn who is most at risk, what symptoms to watch for, and how to manage low blood sugar safely with UK clinical guidance.

Allergic Reaction to Rybelsus: Signs & What to Do

GLP-1 Brands

min read

Allergic Reaction to Rybelsus: Signs & What to Do

Spot the signs of an allergic reaction to Rybelsus, know when to seek urgent help, and explore alternatives if semaglutide isn't suitable for you.

Ozempic and Addiction: Evidence, Risks & UK Guidance

GLP-1 Brands

min read

Ozempic and Addiction: Evidence, Risks & UK Guidance

Can Ozempic affect addictive behaviour? Explore the emerging research on GLP-1 drugs, alcohol use, and why it remains unapproved for addiction in the UK.

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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.

Read erectile dysfunction guides

Does Sildenafil Make You Last Longer in Bed?

Erectile Dysfunction

min read

Does Sildenafil Make You Last Longer in Bed?

Sildenafil treats erectile dysfunction — but does it help you last longer? Learn what the evidence says and what actually works for sexual stamina.

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Testosterone

min read

Does Testosterone Treatment Lower Semen Production? Fertility Effects Explained

Does testosterone treatment lower semen production? Discover how TRT affects sperm count, fertility implications, reversibility after stopping treatment, and alternative options that preserve reproductive function whilst managing hypogonadism.

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.

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.

Gastric Sleeve and Peripheral Neuropathy: Causes, Symptoms and NHS Treatment

Weight Loss

min read

Gastric Sleeve and Peripheral Neuropathy: Causes, Symptoms and NHS Treatment

Gastric sleeve and peripheral neuropathy: find out why sleeve gastrectomy raises your risk of nerve damage, which nutritional deficiencies are responsible, and how the NHS diagnoses and treats this complication.

Retatrutide Injection Frequency: Dosing, Safety, and UK Availability

GLP-1 Brands

min read

Retatrutide Injection Frequency: Dosing, Safety, and UK Availability

How often should you inject retatrutide? Learn about the once-weekly dosing schedule, titration guidance, injection technique, side effects, and UK availability of this investigational triple receptor agonist.

How Long Does Trulicity Stay in Your System?

GLP-1 Brands

min read

How Long Does Trulicity Stay in Your System?

How long does Trulicity stay in your system? Discover the half-life, elimination timeline, and factors affecting how long this type 2 diabetes medication remains active in your body, with expert UK guidance.

Where to Inject Saxenda: UK Injection Site Guide

GLP-1 Brands

min read

Where to Inject Saxenda: UK Injection Site Guide

Find out the approved UK injection sites for Saxenda, how to rotate sites correctly, and why the buttocks are not recommended. Clear subcutaneous guidance.

Chips for Fatty Liver: Evidence-Based Dietary Guidance

Weight Loss

min read

Chips for Fatty Liver: Evidence-Based Dietary Guidance

Discover how chips affect fatty liver disease and explore healthier alternatives. Evidence-based guidance on managing NAFLD through dietary choices, cooking methods, and lifestyle modifications aligned with UK clinical recommendations.

Where Does B12 Come From? Sources, Absorption and Deficiency

Supplements

min read

Where Does B12 Come From? Sources, Absorption and Deficiency

Discover where vitamin B12 comes from, including natural food sources, microbial production, fortified foods, and supplements. Learn who needs additional B12 and how to prevent deficiency with NHS-aligned guidance.

Weight Loss

min read

Detox Pills for Weight Loss: UK Safety, Risks & Evidence-Based Alternatives

Detox pills for weight loss: understand the risks, side effects, and regulatory status in the UK. Discover evidence-based alternatives recommended by NICE and the NHS for safe, sustainable weight management.

Erectile Dysfunction

min read

Do Push-Ups Help Erectile Dysfunction? Evidence and Guidance

Do push-ups help erectile dysfunction? Discover which exercises are most effective for ED, how physical activity supports erectile health, and when to consult your GP for proper assessment and evidence-based treatment.

Does Fatty Liver Cause Low Albumin? Understanding the Connection

Weight Loss

min read

Does Fatty Liver Cause Low Albumin? Understanding the Connection

Does fatty liver cause low albumin? Discover when fatty liver disease affects albumin levels, what low albumin means for your liver health, and when simple fat accumulation progresses to more serious liver damage requiring medical attention.

Wegovy

min read

Can You Take Melatonin with Wegovy? Safety and Guidance

Can you take melatonin with Wegovy safely? Discover the facts about combining these medicines, potential considerations, timing advice, and when to seek medical guidance for safe concurrent use.

What Does Rybelsus Look Like? Identifying Genuine Tablets

GLP-1 Brands

min read

What Does Rybelsus Look Like? Identifying Genuine Tablets

Discover what Rybelsus looks like with our detailed guide to identifying genuine semaglutide tablets. Learn the appearance, colour, and markings of each strength (3 mg, 7 mg, 14 mg) to ensure safe, effective diabetes treatment.

Diabetes Status from HbA1c: UK Thresholds, NICE Guidelines and Next Steps

Weight Loss

min read

Diabetes Status from HbA1c: UK Thresholds, NICE Guidelines and Next Steps

Diabetes status from HbA1c explained: understand UK diagnostic thresholds, NICE guidelines, what your mmol/mol result means, and the next steps for normal, prediabetes, or type 2 diabetes results.

Erectile Dysfunction

min read

A.Vogel Erectile Dysfunction: Evidence, NHS Treatments & Safety

Exploring A.Vogel erectile dysfunction remedies? Discover why no A.Vogel product is licensed for ED in the UK, the evidence for herbal treatments, NHS options including PDE5 inhibitors, and essential safety considerations before using herbal supplements.

Can Vitamin D Cause Diarrhea? Symptoms & Safe Doses

Supplements

min read

Can Vitamin D Cause Diarrhea? Symptoms & Safe Doses

Learn how vitamin D can cause diarrhea, recognize overdose symptoms, understand NHS safe dosage limits, and know when to seek medical help.

What Blood Tube for HbA1c? UK Guide to Correct Sample Collection

Weight Loss

min read

What Blood Tube for HbA1c? UK Guide to Correct Sample Collection

What blood tube for HbA1c? In the UK, the K2EDTA (purple cap) tube is the standard. Learn why it matters, how to collect and store samples correctly, and how to avoid common errors.

Bolt Guides

Featured

Victoza and Yeast Infections: What You Need to Know

Weight loss

What Is Your Metabolic Type? Evidence & Guidance

Hypothalamic Obesity: New Treatments and Specialist Management

History of Leptin in Obesity Treatment: Discovery to Current UK Use

GLP-1 Brands

Wegovy

Mounjaro

Victoza and Yeast Infections: What You Need to Know

Saxenda and Hypoglycaemia: Risks & Management

Allergic Reaction to Rybelsus: Signs & What to Do

Ozempic and Addiction: Evidence, Risks & UK Guidance

Men’s Health

Testosterone

Erectile dysfunction

Does Sildenafil Make You Last Longer in Bed?

Does Testosterone Treatment Lower Semen Production? Fertility Effects Explained

Does Testogel Work for Men with Low Testosterone?

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

Browse all

Gastric Sleeve and Peripheral Neuropathy: Causes, Symptoms and NHS Treatment

Retatrutide Injection Frequency: Dosing, Safety, and UK Availability

How Long Does Trulicity Stay in Your System?

Where to Inject Saxenda: UK Injection Site Guide

Chips for Fatty Liver: Evidence-Based Dietary Guidance

Where Does B12 Come From? Sources, Absorption and Deficiency

Detox Pills for Weight Loss: UK Safety, Risks & Evidence-Based Alternatives

Do Push-Ups Help Erectile Dysfunction? Evidence and Guidance

Does Fatty Liver Cause Low Albumin? Understanding the Connection

Can You Take Melatonin with Wegovy? Safety and Guidance

What Does Rybelsus Look Like? Identifying Genuine Tablets

Diabetes Status from HbA1c: UK Thresholds, NICE Guidelines and Next Steps

A.Vogel Erectile Dysfunction: Evidence, NHS Treatments & Safety

Can Vitamin D Cause Diarrhea? Symptoms & Safe Doses

What Blood Tube for HbA1c? UK Guide to Correct Sample Collection

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