Description

Ingredients

Active Ingredients: L-Leucine 2500mg, Taurine 2000mg, L-Lysine HC1 500mg, L-Valine 500mg, L-Isoleucine 400mg, L-Threonine 400mg, L- Phenylalanine 400mg, L-Methionine 225mg, L-Histidine 71.5mg, L-Tryptophan 3.5mg

All of our products are free from binders, fillers, preservatives or additives. We pride ourselves on this as it’s truly unique to the supplement industry. We invite you to look at the ingredient labels from every other supplement brand and tell us if you find another brand with the same zero-tolerance policy across its entire range :)

How to use and store

Allergy Advice:

Free from gluten, wheat, diary, eggs, soya and nuts.

Suggested dosage:

Take one (1) scoop daily mixed in 12oz/350ml water with or without food, or as recommended by your healthcare practitioner. Store in a cool, dry air tight and dark place to avoid degredation.

Warning:

• Dietary supplements should not be a substitute for a balanced diet and healthy lifestyle
• This product should be stored out of the reach of children.
• Do not exceed the stated recommended daily dosage.

Purity tests

Ensuring maximum levels of safety, purity and quality is everything to us. We work with well established suppliers that have regular factory inspections and are certified with CGMP and ISO to ensure the highest standards are consistently met.

Test House: Certified Laboratories

Test Date: 27th April 2024

Test Result: 99% pure

Delivery, Returns & Guarantee

60-Day Money Back Guarantee

Try it properly. Track how you feel. Keep what works.

Every Longevity Box product comes with a 60-day money back guarantee. If you don't notice a meaningful benefit within 60 days — or you simply change your mind — return it and we'll issue a full refund.

700-Day Purity Guarantee

Most brands promise purity at the point of manufacture. We guarantee it for the entire time you're using it.

Every Longevity Box product is covered by our 700-day purity guarantee — designed to ensure your supplements remain pure, reliable, and fit for purpose from the day they arrive to the day you finish them. That's the standard when you're playing the long game of healthspan.

Delivery

Fast fulfilment is part of product integrity. If you're building a protocol, supply gaps are friction.

We aim to ship the vast majority of orders the same day, using a 2–3 day service. UK orders over GBP 50 ship free. International shipping rates vary by destination. For added peace of mind, we offer a Royal Mail signed-for service.

Human Studies for Essential Amino Acids

Reviewing the Effects of l-Leucine Supplementation in the Regulation of Food Intake, Energy Balance, and Glucose Homeostasis

Leucine supplementation improves glucose homeostasis, the underlying mechanisms involved in these potential beneficial effects remain unknown and may be partially dependent on weight loss.

https://pubmed.ncbi.nlm.nih.gov/26007339/

The potential protective effects of taurine on coronary heart disease

The identification of taurine as a preventive factor for coronary heart disease may be of great public health importance.

The Impact of a Large Bolus Dose of l-leucine and l-isoleucine on Enteroendocrine and Pancreatic Hormones, and Glycemia in Healthy, Inactive Adults

Neither l-leucine, nor l-isoleucine seem to have an effect on hyperglycemia ingested prior to a carbohydrate (CHO) drink.

L-methionine as immune supportive supplement: a clinical evaluation

The study confirmed the supportive role of L-methionine in immune-compromised or deficient patients.

Effects of L-tryptophan on sleepiness and on sleep

Positive effects on sleep or sleepiness have been found in subjects with mild insomnia, or in normal subjects reporting a longer-than-average sleep latency.

Reviews