ENDURANCE AMINO (BCAAs) provides peak performance supplements designed to work perfectly alongside our energy fuels for your daily training.
This formula is a key part of the Race PB Kit because it delivers targeted support for performance, recovery, and resilience during events.
Essential Amino Acids for your muscles in ENDURANCE AMINO (BCAAs)
- Decreases perceived fatigue and supports better cognitive performance for intense endurance events.
- Helps build, maintain, and repair lean muscle muscles after tough sessions to ensure you stay strong and healthy for every race.
- Powerful immune system support during high-mileage blocks of cycling or running for consistent body results.
- Gluten-free + vegan-friendly formula for clean fueling. This clean product keeps your performance high.
STRENGTH AND RECOVERY BENEFITS:
This supplement is ideal after every workout and race. It shines hourly during sessions lasting 2+ hours for active athletes.
This is especially effective when used alongside Anti-Fatigue Caps to maintain Power in triathlon training and muscle health.
You get a broad range of Recovery benefits in a simple, cost-effective, and powerful daily formula for your muscles and health.
PRODUCT FORMULATION:
BCAAs (Leucine, Isoleucine, Valine)
These core Amino Acids are the foundation of the formula and help support several athletic goals like endurance and stamina.
- Reduced exercise-induced fatigue (including “central” fatigue) for better cycling and intense running.
- Recovery support for intense training. These Amino Acids encourage faster healing for every dedicated athlete.
- Immune system response under heavy stress for long triathlon events and various endurance challenges.
L-Alanine IN THE MIX
- Can be converted by the liver into glucose as needed. This backup fuel support helps your performance during long races.
- Supports production of Vitamin B5 (pantothenic acid). It is involved in energy metabolism for better Recovery times.
Reduced Glutathione
- One of the body’s key antioxidants for handling exercise-related oxidative stress that builds in your tired muscles.
- Helps protect against free radicals produced during hard running or cycling and varied environmental exposure.
NUTRITION FACTS:
Serving size: 2 capsules. Servings per container: 120 servings for your triathlon prep.
Per serving (2 capsules): L-Leucine 400 mg, L-Isoleucine 200 mg, L-Valine 200 mg. These Amino Acids aid your Recovery.
Other ingredients include rice bran and vegetable capsules. These capsules are easy to swallow for the busy modern athlete.
Backed up by our 100% Quality Satisfaction Guaranteed. Please find our full policy and extra details located here.
HOW TO USE:
- Before + after exercise: 2–4 capsules to help your body manage the load during training.
- For long sessions (2+ hours): 1–2 capsules per hour to maintain consistent output and power.
CERTIFICATION:
![]()


Let customers speak for us
Frequently Asked Questions
How long will my delivery take and how much does it cost?
Orders placed before 2:00 PM (UK time) are dispatched the same working day. Standard delivery to mainland Great Britain takes 2–5 days at a flat rate of £3.50, or free on orders over £10.
Large tubs are automatically upgraded to DPD next-day delivery. Shipping to Northern Ireland, the Channel Islands, and the Scottish Highlands costs £4.50, or free on orders over £80.
Can I change or cancel my order after placing it?
Because we process and dispatch orders quickly, we are usually unable to modify products, delivery methods, or addresses after submission.
To cancel an order, you must contact us on the same calendar day it was placed. If dispatch has already occurred, you can return the unused items within 14 days at your own shipping expense.
What is your returns policy if I change my mind?
You have 14 days from the day after delivery to cancel your order. Items must be unused, in their original packaging, and in resaleable condition. Important Step:
You must email info@hammernutrition.co.uk first to obtain a Returns Authorisation Number and a free Royal Mail returns sticker; unauthorised returns cannot be processed.
Note that opened, sealed supplements cannot be returned for hygiene reasons.
What should I do if my order is damaged, faulty, or incorrect?
Check your parcel immediately upon arrival. If there is an issue, notify us within 48 hours of delivery at info@hammernutrition.co.uk.
Please include your order number, a description of the issue, and photos of the damaged items and packaging. We will provide a free replacement or full refund.
How long do refunds take to process?
Once your return is received, inspected, and approved, we process refunds back to your original payment method (card, PayPal, or bank transfer).
This typically takes place within 7 working days, and always within a maximum window of 30 days.
Are Hammer Nutrition products safe for drug-tested athletes?
Yes. Key products within our range—including Endurolytes (4ct/120ct), Endurolytes Extreme (3ct/120ct), Endurolytes Extreme Powder, and Endurolytes Fizz - are officially Informed Sport certified.
Additionally, our products are manufactured in strict ISO, GMP-compliant, and SQF Level 3 Certified facilities to ensure the highest standards of food safety and purity.
What do you use to flavour your sports nutrition products?
We use only premium ingredients with zero artificial flavours, artificial sweeteners, or chemical colorants.
Our natural flavours are extracted from real food sources (such as fruits, essential oils, and botanicals) in full compliance with FDA regulations.
They are entirely derived from non-allergenic materials and are formulated for a clean, subtle, non-sweet taste.
What should I do if my order has not arrived?
Estimated transit times are 2–5 days. If your parcel has not arrived within 5 days of placing your order, notify us immediately at info@hammernutrition.co.uk.
We will launch an investigation with the carrier and provide updates or arrange a replacement where appropriate.
Do you accept backorders for out-of-stock items?
No, we do not accept backorders. If an item is currently unavailable, you can enter your email address in the "email me when back in stock" widget directly on the product page to receive an automated real-time notification the moment inventory is replenished.
Are your supplements suitable for specific dietary restrictions?
Our clean sports nutrition range is formulated to support optimal body function and is completely free from gluten, artificial preservatives, and artificial colorants.
If you have specific medical conditions or severe allergen concerns, we recommend checking the explicit ingredient panels or consulting a healthcare professional prior to consumption.