Bolt Guides

Expert insights on weight loss and more.

Featured

Weight Loss

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Adipex Pill Weight Loss: UK Safety, Risks and Licensed Alternatives

Adipex pill weight loss explained for UK readers: what phentermine is, why it's not licensed in the UK, its risks and side effects, and the NICE-recommended alternatives available through the NHS.

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Weight loss

Read all on weight loss

Weight Loss

min read

Adipex Pill Weight Loss: UK Safety, Risks and Licensed Alternatives

Adipex pill weight loss explained for UK readers: what phentermine is, why it's not licensed in the UK, its risks and side effects, and the NICE-recommended alternatives available through the NHS.

Gastric Sleeve Post-Op Soft Foods: UK Recovery Guide

Weight Loss

min read

Gastric Sleeve Post-Op Soft Foods: UK Recovery Guide

Gastric sleeve post-op soft foods: discover which foods to eat, what to avoid, when to start, and how to meet your nutritional needs safely after sleeve gastrectomy surgery in the UK.

Can You Take DayQuil After Gastric Sleeve Surgery? UK Guide

Weight Loss

min read

Can You Take DayQuil After Gastric Sleeve Surgery? UK Guide

Can you take DayQuil after gastric sleeve surgery? DayQuil is unlicensed in the UK and unsuitable post-bariatric surgery. Discover safer NHS-approved alternatives for cold and flu relief.

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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.

Read Mounjaro guides

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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Retatrutide Fridge Storage: What You Need to Know

Retatrutide Peptide vs Tesamorelin: Mechanisms, Evidence, and UK Availability

GLP-1 Brands

min read

Retatrutide Peptide vs Tesamorelin: Mechanisms, Evidence, and UK Availability

Retatrutide peptide vs tesamorelin: understand how these two compounds differ in mechanism, clinical evidence, safety, and UK regulatory status before considering either option.

Gaining Weight on Retatrutide: Causes, Solutions, and When to Seek Help

GLP-1 Brands

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Gaining Weight on Retatrutide: Causes, Solutions, and When to Seek Help

Gaining weight on retatrutide? Discover the most common clinical reasons — from fluid retention to metabolic adaptation — plus when to speak to your doctor and lifestyle tips to support treatment.

Best Peptide to Stack With Retatrutide: Risks and UK Alternatives

GLP-1 Brands

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Best Peptide to Stack With Retatrutide: Risks and UK Alternatives

Best peptide to stack with retatrutide? The clinical truth is no safe combination exists. Learn why peptide stacking is unproven, what the risks are, and which NHS-approved alternatives are available in the UK.

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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

Ginger Tea for Erectile Dysfunction: What the Evidence Says

Can ginger tea really help with erections? We look at the evidence, explain what actually works for ED, and when to speak to your GP.

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Is Testogel Pump Equivalent to Sachets? UK Dosing Guide

Testosterone

min read

Is Testogel Pump Equivalent to Sachets? UK Dosing Guide

Is Testogel pump equivalent to sachets? Discover the key differences in concentration, dosing and application between Testogel formulations, plus expert guidance on switching safely between testosterone replacement products.

Is It OK to Put Testogel on Straight After Shower?

Testosterone

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Is It OK to Put Testogel on Straight After Shower?

Is it safe to apply Testogel straight after showering? Discover the optimal timing for testosterone gel application, why skin dryness matters for absorption, and expert tips to maximise treatment efficacy whilst avoiding common mistakes.

How Many Pumps in a Testogel Bottle? UK Dosing Guide

Testosterone

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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.

NAD Injection Side Effects: Risks, Safety and UK Guidance

Supplements

min read

NAD Injection Side Effects: Risks, Safety and UK Guidance

Discover the side effects of NAD injections, from common reactions to serious risks. Learn who should avoid treatment and understand UK regulatory status for this unlicensed therapy.

Allergy Medication and CRP: What Patients and Clinicians Need to Know

Supplements

min read

Allergy Medication and CRP: What Patients and Clinicians Need to Know

Can allergy medication affect CRP blood test results? Learn how corticosteroids, antihistamines, and biologics influence CRP levels, what your results mean, and when to see your GP.

Solids After Gastric Sleeve: NHS Dietary Stages and Safe Food Guide

Weight Loss

min read

Solids After Gastric Sleeve: NHS Dietary Stages and Safe Food Guide

Solids after gastric sleeve: find out when you can start, which foods to introduce first, NHS dietary stages, portion guidance, and warning signs to watch for.

Vitamin A B C D E Rich Foods: Complete UK Dietary Guide

Supplements

min read

Vitamin A B C D E Rich Foods: Complete UK Dietary Guide

Discover the best vitamin A, B, C, D and E rich foods to support your health. Expert guidance on dietary sources, daily requirements and practical meal planning aligned with NHS recommendations for optimal nutrition.

Mounjaro

min read

Mounjaro Injection and Alcohol: UK Safety Guidelines

Can you drink alcohol whilst taking Mounjaro injection? Discover how Mounjaro injection and alcohol affect blood sugar levels, gastrointestinal side effects, and UK safety guidelines for patients with type 2 diabetes or using tirzepatide for weight management.

Mounjaro

min read

Half-Life of Mounjaro: Dosing, Duration and Clinical Implications

Discover the half-life of Mounjaro (tirzepatide): why its 5-day duration enables once-weekly dosing, how it affects dose escalation and missed doses, and key clinical implications for UK diabetes management and patient safety.

Can You Have Fatty Liver with Normal Lipid Panel? UK Guide

Weight Loss

min read

Can You Have Fatty Liver with Normal Lipid Panel? UK Guide

Can you have fatty liver with normal lipid panel? Yes—discover why normal cholesterol doesn't rule out fatty liver disease, what tests you actually need, and how to protect your liver health even when blood lipids look fine.

Vitamin D Blood Test: When You Need One and What Results Mean

Supplements

min read

Vitamin D Blood Test: When You Need One and What Results Mean

Discover when you need a vitamin D blood test, how to prepare, and what your results mean. Expert guidance on NHS testing criteria, reference ranges, and treatment options for deficiency in the UK.

Resveratrol Dosage for Anti-Ageing: UK Evidence and Safety Guidance

Supplements

min read

Resveratrol Dosage for Anti-Ageing: UK Evidence and Safety Guidance

Discover the evidence-based guidance on resveratrol dosage for anti-ageing, including UK regulatory limits, safety considerations, and what current research reveals about this popular supplement's potential benefits.

How to Stick to a Calorie Deficit: Evidence-Based Strategies

Weight Loss

min read

How to Stick to a Calorie Deficit: Evidence-Based Strategies

Discover evidence-based strategies on how to stick to a calorie deficit for sustainable weight loss. Learn practical techniques, overcome common challenges, and understand when to seek NHS support for your weight management goals.

B12 Shots for Energy: Clinical Evidence and NHS Guidance

Supplements

min read

B12 Shots for Energy: Clinical Evidence and NHS Guidance

Discover the truth about B12 shots for energy. Learn when vitamin B12 injections are clinically indicated, who benefits from treatment, potential side effects, and how to access them through the NHS with evidence-based guidance.

Whey Protein Powder for Cancer Patients: Benefits, Risks and Safe Use

Supplements

min read

Whey Protein Powder for Cancer Patients: Benefits, Risks and Safe Use

Discover how whey protein powder for cancer patients can support nutrition during treatment. Learn about benefits, safety considerations, dosing guidance, and when to seek specialist advice for protein supplementation in cancer care.

Sources of Monounsaturated Fat: Best Foods for Heart Health

Supplements

min read

Sources of Monounsaturated Fat: Best Foods for Heart Health

Discover the best sources of monounsaturated fat including olive oil, nuts, avocados, and rapeseed oil. Learn how these heart-healthy fats support cardiovascular health and how to incorporate them into your UK diet following NHS guidance.

Hair Loss

min read

100 Strands a Day: How Much Hair Loss Is Normal?

Is losing 100 strands of hair a day normal? Learn what healthy daily hair shedding looks like, common causes of increased loss, and when to see your GP — with NHS-aligned advice.

Long-Term Magnesium Supplementation Effects: Benefits, Risks and Safe Use

Supplements

min read

Long-Term Magnesium Supplementation Effects: Benefits, Risks and Safe Use

Discover the long-term magnesium supplementation effects on cardiovascular health, bone density and metabolic function. Learn about safe dosages, potential risks, drug interactions and when to consult your GP for extended magnesium use.

Bolt Guides

Featured

Adipex Pill Weight Loss: UK Safety, Risks and Licensed Alternatives

Weight loss

Adipex Pill Weight Loss: UK Safety, Risks and Licensed Alternatives

Gastric Sleeve Post-Op Soft Foods: UK Recovery Guide

Can You Take DayQuil After Gastric Sleeve Surgery? UK Guide

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Fridge Storage: What You Need to Know

Retatrutide Peptide vs Tesamorelin: Mechanisms, Evidence, and UK Availability

Gaining Weight on Retatrutide: Causes, Solutions, and When to Seek Help

Best Peptide to Stack With Retatrutide: Risks and UK Alternatives

Men’s Health

Testosterone

Erectile dysfunction

Ginger Tea for Erectile Dysfunction: What the Evidence Says

Is Testogel Pump Equivalent to Sachets? UK Dosing Guide

Is It OK to Put Testogel on Straight After Shower?

How Many Pumps in a Testogel Bottle? UK Dosing Guide

Browse all

NAD Injection Side Effects: Risks, Safety and UK Guidance

Allergy Medication and CRP: What Patients and Clinicians Need to Know

Solids After Gastric Sleeve: NHS Dietary Stages and Safe Food Guide

Vitamin A B C D E Rich Foods: Complete UK Dietary Guide

Mounjaro Injection and Alcohol: UK Safety Guidelines

Half-Life of Mounjaro: Dosing, Duration and Clinical Implications

Can You Have Fatty Liver with Normal Lipid Panel? UK Guide

Vitamin D Blood Test: When You Need One and What Results Mean

Resveratrol Dosage for Anti-Ageing: UK Evidence and Safety Guidance

How to Stick to a Calorie Deficit: Evidence-Based Strategies

B12 Shots for Energy: Clinical Evidence and NHS Guidance

Whey Protein Powder for Cancer Patients: Benefits, Risks and Safe Use

Sources of Monounsaturated Fat: Best Foods for Heart Health

100 Strands a Day: How Much Hair Loss Is Normal?

Long-Term Magnesium Supplementation Effects: Benefits, Risks and Safe Use

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