Bolt Guides

Expert insights on weight loss and more.

Featured

Lipo C With Retatrutide: UK Safety, Evidence, and Regulatory Guidance

GLP-1 Brands

min read

Lipo C With Retatrutide: UK Safety, Evidence, and Regulatory Guidance

Lipo C with retatrutide: understand what these unlicensed and investigational treatments are, how they are used in weight management, key safety risks, and UK regulatory guidance before considering either therapy.

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Weight loss

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Abnormal HbA1c ICD-10 Codes: UK Clinical Guide and NHS Thresholds

Weight Loss

min read

Abnormal HbA1c ICD-10 Codes: UK Clinical Guide and NHS Thresholds

Abnormal HbA1c ICD-10 codes explained for UK clinical practice — covering R73.0, R73.9, NHS diagnostic thresholds, NICE guidance, and when to refer. Read our full clinical guide.

Comparison of Blood Glucose, HbA1c and Fructosamine: NHS Guide

Weight Loss

min read

Comparison of Blood Glucose, HbA1c and Fructosamine: NHS Guide

Comparison of blood glucose, HbA1c, and fructosamine explained — discover how each test works, when it's used in NHS practice, their limitations, and how to understand your results.

Lap Band Gastric Banding System: NHS Eligibility, Risks and Alternatives

Weight Loss

min read

Lap Band Gastric Banding System: NHS Eligibility, Risks and Alternatives

Lap band gastric banding system explained: how LAGB works, NHS eligibility criteria, risks, diet after surgery, and UK alternatives including sleeve gastrectomy and gastric bypass.

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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

Lipo C With Retatrutide: UK Safety, Evidence, and Regulatory Guidance

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Retatrutide: Can Anyone Take It and Is It Available in the UK?

GLP-1 Brands

min read

Retatrutide: Can Anyone Take It and Is It Available in the UK?

Can anyone take retatrutide? Find out who may be eligible, who should avoid it, its current UK regulatory status, potential side effects, and how to speak to your GP about obesity treatment options.

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 Fridge Storage: What You Need to Know

GLP-1 Brands

min read

Retatrutide Fridge Storage: What You Need to Know

Retatrutide storage in the fridge explained: why no confirmed shelf-life exists yet, correct refrigeration conditions, signs of degradation, and what to do if the product is left out of the fridge.

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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

Can Cialis Cause Gynaecomastia? Tadalafil Side Effects Explained

Erectile Dysfunction

min read

Can Cialis Cause Gynaecomastia? Tadalafil Side Effects Explained

Can Cialis cause gynaecomastia? Learn what the MHRA-approved evidence says about tadalafil and breast tissue changes, known side effects, and when to see a GP.

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Testosterone

min read

Can Testosterone Cause Gynaecomastia? Symptoms, Risks & NHS Treatment

Can testosterone cause gynaecomastia? Learn how testosterone converts to oestrogen, who is most at risk, how to spot symptoms, and what NHS treatment options are available.

Testosterone

min read

Testosterone Booster for Gynaecomastia: Evidence, Risks and UK Treatment Options

Testosterone booster for gynaecomastia — does it work? Explore the evidence, safety risks, MHRA and NHS guidance, and clinically recognised UK treatment options for enlarged male breast tissue.

Testosterone

min read

Calorie Deficit Effect on Testosterone: What the Evidence Shows

Calorie deficit effect on testosterone explained — learn how energy restriction affects hormone levels, warning signs to watch for, and evidence-based steps to protect testosterone while losing weight safely.

Cost

min read

Wegovy Cost Per Month UK: NHS vs Private Prices

Discover Wegovy cost per month UK. Compare NHS prescription charges versus private treatment fees (£150–£300 monthly), understand NICE eligibility criteria, and learn how to access semaglutide 2.4 mg affordably through regulated UK providers.

Omega-3 Fatty Acids Daily Requirement: UK Guidelines and Sources

Supplements

min read

Omega-3 Fatty Acids Daily Requirement: UK Guidelines and Sources

Discover the omega-3 fatty acids daily requirement for UK adults, including EPA, DHA, and ALA recommendations. Learn which foods provide optimal omega-3 intake, who needs higher amounts, and how to meet requirements through diet or supplementation according to NHS and SACN guidance.

CBD and Gastric Sleeve Surgery: Risks, Absorption and UK Guidance

Weight Loss

min read

CBD and Gastric Sleeve Surgery: Risks, Absorption and UK Guidance

CBD and gastric sleeve surgery: understand how bariatric surgery affects CBD absorption, potential drug interactions, UK safety guidance, and when to consult your medical team.

High Protein Calorie Deficit Meal Plan: UK Evidence-Based Guide

Weight Loss

min read

High Protein Calorie Deficit Meal Plan: UK Evidence-Based Guide

High protein calorie deficit meal plans explained — discover how much protein you need, a sample 1,600–1,800 kcal day plan, the best food sources, and when to see a dietitian. Evidence-based UK guidance.

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.

Can I Eat Pizza with Fatty Liver? UK Guidance

Weight Loss

min read

Can I Eat Pizza with Fatty Liver? UK Guidance

Can I eat pizza with fatty liver disease? Discover how portion control, healthier toppings, and wholegrain bases allow occasional pizza whilst supporting liver health. Expert UK guidance on NAFLD-friendly dietary choices.

Vitamin K Eye Cream: Benefits, Safety and UK Guidance

Supplements

min read

Vitamin K Eye Cream: Benefits, Safety and UK Guidance

Discover how vitamin K eye cream works for dark circles and under-eye concerns. Learn about benefits, safe application, potential side effects, and how to choose the right product in the UK with expert medical guidance.

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

GLP-1 Brands

min read

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

Feeling cold on retatrutide? Learn why this happens, how common it is in clinical trials, when to seek medical advice, and practical tips to manage cold sensations safely.

Allergy Medical Management Plan: UK Guide to Safe Allergy Care

Supplements

min read

Allergy Medical Management Plan: UK Guide to Safe Allergy Care

Allergy medical management plans explained: what they include, who needs one, how to get one on the NHS, and how to keep it up to date. UK-aligned guidance from BSACI, NICE, and Anaphylaxis UK.

Vitamin D Ergocalciferol: Uses, Dosage and Safety in the UK

Supplements

min read

Vitamin D Ergocalciferol: Uses, Dosage and Safety in the UK

Discover how vitamin D ergocalciferol works to treat deficiency in the UK. Learn about dosing, side effects, safety considerations, and when this plant-based vitamin D2 supplement is prescribed by GPs.

How Long in a Calorie Deficit to See Results: Week-by-Week Guide

Weight Loss

min read

How Long in a Calorie Deficit to See Results: Week-by-Week Guide

How long in a calorie deficit to see results? Most people notice changes within 2–4 weeks. Learn what to expect week by week, safe deficit targets per NHS and NICE guidance, and when to seek professional support.

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.

Mounjaro

min read

Milk Thistle and Mounjaro: UK Safety Guidance

Can you take milk thistle with Mounjaro? Discover the latest UK guidance on combining this herbal supplement with tirzepatide for type 2 diabetes, including safety considerations, potential interactions, and what healthcare professionals advise about using both together.

Can I Take a Break from Saxenda? UK Medical Guidance

GLP-1 Brands

min read

Can I Take a Break from Saxenda? UK Medical Guidance

Can I take a break from Saxenda? Discover what happens when you pause liraglutide treatment, how to restart safely, medical reasons for stopping, and strategies to minimise weight regain during treatment breaks. Expert UK guidance.

Testosterone

min read

Is Testogel Bioidentical Testosterone? UK Safety and Alternatives

Is Testogel bioidentical testosterone? Discover how Testogel compares to natural testosterone, its safety profile under UK guidance, and alternative TRT options available on the NHS.

Bolt Guides

Featured

Lipo C With Retatrutide: UK Safety, Evidence, and Regulatory Guidance

Weight loss

Abnormal HbA1c ICD-10 Codes: UK Clinical Guide and NHS Thresholds

Comparison of Blood Glucose, HbA1c and Fructosamine: NHS Guide

Lap Band Gastric Banding System: NHS Eligibility, Risks and Alternatives

GLP-1 Brands

Wegovy

Mounjaro

Lipo C With Retatrutide: UK Safety, Evidence, and Regulatory Guidance

Retatrutide: Can Anyone Take It and Is It Available in the UK?

1 Month Retatrutide Results: Clinical Evidence and Realistic Expectations

Retatrutide Fridge Storage: What You Need to Know

Men’s Health

Testosterone

Erectile dysfunction

Can Cialis Cause Gynaecomastia? Tadalafil Side Effects Explained

Can Testosterone Cause Gynaecomastia? Symptoms, Risks & NHS Treatment

Testosterone Booster for Gynaecomastia: Evidence, Risks and UK Treatment Options

Calorie Deficit Effect on Testosterone: What the Evidence Shows

Browse all

Wegovy Cost Per Month UK: NHS vs Private Prices

Omega-3 Fatty Acids Daily Requirement: UK Guidelines and Sources

CBD and Gastric Sleeve Surgery: Risks, Absorption and UK Guidance

High Protein Calorie Deficit Meal Plan: UK Evidence-Based Guide

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

Can I Eat Pizza with Fatty Liver? UK Guidance

Vitamin K Eye Cream: Benefits, Safety and UK Guidance

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

Allergy Medical Management Plan: UK Guide to Safe Allergy Care

Vitamin D Ergocalciferol: Uses, Dosage and Safety in the UK

How Long in a Calorie Deficit to See Results: Week-by-Week Guide

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

Milk Thistle and Mounjaro: UK Safety Guidance

Can I Take a Break from Saxenda? UK Medical Guidance

Is Testogel Bioidentical Testosterone? UK Safety and Alternatives

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