Trained by JP EAA is a practical amino acid supplement built to support muscle protein synthesis and recovery, with quick absorption and electrolytes for hydration. It delivers all nine essential amino acids in every 15 g serving, instantised for rapid uptake, plus electrolytes and a sugar free fruit flavours mix. This is the brand's science led approach to training fuel, created with quality standards you can trust.

Available Sizes & Variants:

1000 grams EAA powder - high potency daily training fuel for athletes pushing hard.

Benefits & Features:

• Rapid absorption supports faster recovery.
• Includes all nine essential amino acids for complete muscle support.
• Instantised amino acids provide quick uptake during workouts.
• Leucine at four grams per serving is the star ingredient, activating the mTOR pathway to drive muscle protein synthesis and fast recovery during and after workouts.
• Electrolytes help hydration during intensive training and pair well with protein powder to support daily protein goals.

Trained by JP brings a science led approach to amino acid nutrition. The 15 g serving delivers all nine essential amino acids, with 4 g of leucine as the key driver of muscle protein synthesis. Magnesium oxide and potassium chloride help hydration during workouts, and the sugar free formula comes in fruit flavours for easy daily use. Instantised amino acids support rapid uptake, making it a practical addition to a busy training routine. In training circles, EAAs are often combined with creatine and vitamin d supplement to round out a complete routine.

Natural Flavors, Malic Acid, Sucralose, Beet Juice Powder (for color), Lecithin (Sunflower).

• GTIN: 769577678936
• Manufacturer: Trained by JP
• Size: Strawberry & Kiwi
• Categories: Sports SupplementsTrained by JP
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Mix one scoop of Trained by JP EAA, Strawberry & Kiwi - 1000 grams with water or your preferred beverage and consume before, during, or after your workout for optimal results. Store in a cool, dry place, away from direct sunlight and moisture. Keep out of reach of children. Do not exceed the recommended daily dose. If you are pregnant, breastfeeding, taking any prescribed medication, or have any medical condition, consult a healthcare professional before use.

Please consult the product packaging for accurate instructions on how to use the product.

L-Leucine is one of the essential amino acids needed for normal growth and tissue repair, and it plays a key role in muscle protein synthesis. This nutrient is present in its free form to support rapid uptake during exercise and recovery.

This formula includes L-Leucine as a primary amino acid alongside other essential amino acids, which collectively support muscle maintenance and repair through protein synthesis processes.

What Does L-Leucine Do?

L-Leucine contributes to muscle protein synthesis, supporting the body’s natural routine repair and adaptation after training. It also helps respond to the body’s needs during exercise by facilitating the availability of amino acids for muscle processes.

These actions align with general guidance on how essential amino acids function to support normal muscle health and recovery following physical activity.

*This product is not intended to diagnose, treat, cure, or prevent any disease.

Welzo chose Trained by JP for its sharp focus on essential amino acids and its promise to deliver a full EAA profile with quick absorption. This brand’s formula gives all nine essential amino acids in clinically relevant doses and blends them with electrolytes for hydration, helping athletes through tough training. The instantised amino acids are designed for rapid uptake, with a sugar-free, fruit-flavoured delivery that emphasises flavour without sacrificing quality.

Welzo’s evaluation process, guided by Welzo's healthcare professionals, leans into manufacturing quality and ingredient transparency. Our team checks whether products meet the standards we enforce, as laid out on our trusted quality page the standards we enforce, so customers can trust what they consume. This brand’s dedicated focus on EAA blends fits our product criteria and helps with muscle recovery and performance in a safe, transparent format.

We feel confident in this partnership because Trained by JP provides a well-rounded amino acid profile in a formulation built for rapid uptake, backed by Welzo’s really thorough, expert evaluation.