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Essential Amino Acids (EAAs) Supplementation

You’ve probably heard the term “amino acids” thrown around the gym or online, but what makes Essential Amino Acids so... essential?

Essential Amino Acids (EAAs) are the nine amino acids your body can’t produce on its own — meaning they must come from your diet or supplementation. They play a critical role in muscle growth, repair, and recovery, and are especially important around training when your muscles are under the most stress.

Whether your goal is to build muscle, support recovery, enhance performance, or maintain general wellbeing, EAAs are the foundation of any smart supplement routine.

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Bulk Nutrients Intra Workout - Essential Amino Acids
$39.00$1.30 per serveMultibuy Discount
Bulk Nutrients' Essential Amino Acids (EAAS) are considered the most important when it comes to muscle growth and recovery
4.6 from 410 reviews
$19.00 - $62.0076c per serveMultibuy Discount
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Discover the Best EAAs for Training and Recovery

At Bulk Nutrients, we believe supplements should be clean, effective, and purpose-built. That’s why our amino acid range is made using 100% pharmaceutical grade ingredients — with no fillers, artificial colours, or unnecessary additives.

To meet your unique training needs, we offer two powerful EAA products — each designed to deliver maximum support before, during, and after your workouts.

Essential Amino Acids (EAAs) Powder

If you're looking for a pure, unflavoured EAA source, this product delivers. Our Essential Amino Acids Powder includes all nine EAAs in their free-form state: Leucine, Isoleucine, Valine, Histidine, Lysine, Methionine, Phenylalanine, Threonine, and Tryptophan. It’s the ideal choice for:

  • Fasted or low-protein training
  • Enhancing protein synthesis
  • Minimising muscle breakdown
  • Supporting lean muscle development

With no flavours or sweeteners, it’s easy to stack into your shake, pre-workout, or daily hydration mix.

Helena Sly - Essential Amino Acids (EAAs)

Intra Workout

Formulated for peak performance during your training session, Bulk Nutrients' Intra Workout is a complete, flavoured blend of Essential Amino Acids plus performance support ingredients. Each serve delivers a powerful 21g of amino acids — covering all nine essentials — alongside key nutrients to support:

  • Hydration and endurance
  • Intra-session recovery
  • Mental focus and reduced fatigue

It’s the ideal companion for longer or more intense sessions, keeping your body fuelled and muscles protected while you train.

Ed Roberts with Intra Workout at the gym

Why Combine These Two?

Together, these two products offer versatility and targeted support:

  • Use Intra Workout during training for hydration, amino delivery, and performance.
  • Use Essential Amino Acids Powder pre- or post-workout, or on non-training days, to keep your amino intake consistent and muscle recovery supported.

Both are designed with precision dosing, maximum purity, and no unnecessary ingredients — giving your body exactly what it needs, when it needs it.

Why Choose Bulk Nutrients for Your EAAs?

We’re proudly Australian, and every product is manufactured under strict quality standards using only pharmaceutical grade amino acids. Whether you're an elite athlete or just starting out, you can trust our formulas to support your training goals.

From fuelling your workouts to maximising recovery — our Intra Workout and Essential Amino Acids Powder are your ultimate amino acid duo.

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About Bulk Nutrients

We're an Australian manufacturer and supplier of high quality sports supplements.

Operating since 2008, Bulk Nutrients has become one of the premier Australian brands to supply nutritional products to top level athletes, competitors and those on a journey to a healthier lifestyle.

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Whether you need product advice, help with the website or need a change made to your order... call us on +61 3 6266 4725.

If you prefer email you can email us day or night at info@bulknutrients.com.au

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We acknowledge the Traditional Owners of the land on which our organisation operates, the Melukerdee People of the South East Nation and pay our respects to Elders past, present, and emerging.

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7 Crabtree Road, Grove, Tasmania, 7109.
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