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EAA Supplements

Essential Amino Acids, or EAAs, are considered ‘essential’ as they cannot be made in the body so must be gained through the diet. There are nine essential amino acids; these include histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine.

We offer a range of quality EAA supplements including Impact EAA, which contains all 9 essential amino acids and is suitable for vegans.

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Shop EAA Supplements at Myprotein


Essential amino acids are the building blocks your body can't produce on its own. Unlike non-essential amino acids, these nine compounds must come from your diet or supplementation. EAA supplements deliver all nine in one convenient formula, making them a practical choice for anyone focused on their training nutrition.


Available in powder and tablet formats, EAA supplements fit easily into your daily routine. Many formulas include added electrolytes for hydration during training sessions. The powder options come in various flavours, whilst tablets offer grab-and-go convenience without mixing.



Who EAA Supplements Are For


EAA supplements suit anyone following a structured training programme. Gym-goers, runners, cyclists and team sport athletes all use them as part of their nutrition strategy. They're particularly popular with people training multiple times per day or those with limited time between sessions.


Vegetarians and vegans often choose EAA supplements to complement plant-based diets. The amino acid profile provides all nine essentials in precise ratios. Whether you're new to supplements or building an advanced stack, EAAs offer a straightforward addition to your routine.



When to Use EAA Supplements


Many people take EAA supplements during their workout, mixing powder with water in a shaker bottle. The timing works well for sessions lasting 45 minutes or longer. Others prefer taking them between meals or first thing in the morning, particularly during fasted training windows.


Tablets work well for those who prefer not to carry shakers or mix drinks at the gym. Some athletes split their daily serving across multiple time points. The flexibility means you can adapt usage to match your schedule and training demands without complicated timing protocols.



EAA Supplements Benefits


Complete Amino Acid Profile

EAA supplements contain all nine essential amino acids your body requires from external sources. This includes leucine, isoleucine, valine, lysine, methionine, phenylalanine, threonine, histidine and tryptophan. The complete profile means you're getting the full spectrum in every serving.


Convenient Protein Building Blocks

Protein contributes to the growth and maintenance of muscle mass1. EAAs provide the fundamental components that make up dietary protein. They're rapidly absorbed and don't require digestion like whole protein foods, making them practical around training sessions.


Versatile Supplementation

Powder formats mix easily with water, juice or other beverages. Tablet options require no preparation whatsoever. The range of flavours and formats means you can choose based on taste preference, convenience or specific training situations.


Suitable for Various Dietary Approaches

EAA supplements work across different eating patterns. They're typically low in calories and contain minimal carbohydrates or fats. Many formulas are vegan-friendly, making them accessible regardless of your dietary choices or restrictions.



Popular Picks


Looking for a straightforward option? Impact EAA offer the same essential amino acid profile in convenient tablet form. Perfect for those who want to avoid mixing drinks or need portable supplementation on the go.



FAQs



What are EAA supplements?

EAA supplements contain all nine essential amino acids that your body cannot synthesise internally. These include leucine, isoleucine, valine, lysine, methionine, phenylalanine, threonine, histidine and tryptophan. They're available as flavoured powders or tablets, designed for consumption around training or throughout the day.


Essential amino acids must come from dietary sources or supplementation. EAA products provide them in specific ratios formulated for athletes and active individuals.


How do EAAs differ from BCAAs?

BCAAs contain three essential amino acids: leucine, isoleucine and valine. EAAs contain these three plus the six other essential amino acids your body requires. Whilst BCAAs provide a targeted subset, EAAs deliver the complete essential amino acid spectrum.


Many people choose EAAs for their comprehensive profile. Others prefer BCAAs for specific applications or taste preferences. Both fit within broader supplement strategies depending on individual goals.


Who developed these EAA supplements?

Myprotein's expert nutritionists developed these formulas. The team combines scientific knowledge with practical understanding of training demands. Each product undergoes rigorous quality testing to ensure it meets our standards for purity and amino acid content.


How much EAA supplement should I take?

Most EAA supplements provide between 9-12g of amino acids per serving. Follow the specific dosage instructions on your chosen product. Many people take one serving during training, though some split servings across multiple time points throughout the day.


Your overall protein intake from food matters more than supplementation timing. EAAs complement your diet rather than replacing whole food sources.


Can I take EAAs with other supplements?

EAAs stack well with most supplement categories. Many people combine them with creatine, pre-workout formulas or electrolyte drinks. Since EAAs are simply amino acids, they integrate easily into existing supplement routines without complex interactions.


Some prefer taking EAAs separately from protein shakes to use at different times. Others mix them together for convenience. Both approaches work depending on your schedule and preferences.


What's the difference between powder and tablet EAAs?

Powder EAAs require mixing with liquid but offer flavoured options and faster dissolution. Tablets need no preparation and travel easily without requiring a shaker. The amino acid content remains equivalent between formats.


Choose based on convenience factors. Powders work well for during-workout consumption in large volumes. Tablets suit those who prefer minimal fuss or need portable supplementation between locations.


Are EAAs suitable for vegetarians and vegans?

Many EAA supplements use fermentation-derived amino acids suitable for plant-based diets. Check individual product specifications to confirm vegan status. The amino acid profile remains identical regardless of source, making them practical for complementing vegetarian and vegan nutrition plans.


Plant-based eaters often use EAAs to ensure they're getting complete amino acid coverage. They're particularly useful for those who train regularly and follow strict dietary approaches.


When is the best time to take EAA supplements?

Popular timing includes during training sessions, between meals, or first thing in the morning. Some athletes take them before fasted cardio or during extended workouts. The rapid absorption means they work at various time points without lengthy digestion periods.


Experiment with different timings to see what fits your routine best. There's no single optimal window that applies universally to everyone's training schedule or goals.


How do EAAs compare to whey protein?

Whey protein provides complete protein requiring digestion into amino acids. Protein contributes to the growth and maintenance of muscle mass1. EAAs deliver amino acids in their final form without digestion. Both serve different purposes within nutrition strategies.


Many people use whey protein for post-workout meals or snacks, reserving EAAs for during training or between meals. Others choose based on dietary requirements or digestive preferences. Both deliver essential amino acids through different formats.


Do EAA supplements contain calories?

EAA powders typically contain 35-50 calories per serving, primarily from the amino acids themselves. Some formulas include small amounts of carbohydrates for flavouring. Tablets contain minimal calories. Check individual product labels for specific nutritional information.


The calorie content remains low compared to protein shakes or meal replacement products. This makes EAAs practical for consumption during training without substantial energy intake.

1. Protein contributes to the growth and maintenance of muscle mass.