Skip to content

Amino Acids

Support your muscle health, recovery, and metabolism with our range of amino acid supplements. As the building blocks of protein, amino acids play a crucial role in various bodily functions. We offer a variety of individual amino acids and blends from trusted brands, all independently tested for purity and potency. Use our price comparison tool and quality grades to find the best amino acid supplement for your needs at the best value.
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.20 - Original price $11.99
    Original price
    $11.99
    $0.20 - $11.99
    Current price $11.99
    $1.00 /g of L-Theanine

    NOW Foods, Double Strength L-Theanine - Veg. Capsules / 200 mg / 60 Count

    NOW Foods

    Description Achieve calmness and relaxation with NOW Foods Double Strength L-Theanine, a soothing amino acid. NOW Foods Double Strength L-Theanine ...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.20 - Original price $11.99
    Original price
    $0.20
    $0.20 - $11.99
    Current price $0.20
    $0.01 /g of L-Theanine

    NOW Foods, Double Strength L-Theanine - Veg. Capsules / 200 mg / 120 Count

    NOW Foods

    Description Achieve calmness and relaxation with NOW Foods Double Strength L-Theanine, a soothing amino acid. NOW Foods Double Strength L-Theanine ...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.34 - Original price $0.54
    Original price
    $0.54
    $0.34 - $0.54
    Current price $0.54
    $0.01 /g of Acetyl-L-Carnitine

    NOW Foods, Acetyl-L-Carnitine - Tablets / 750 mg / 90 Count

    NOW Foods

    Description Support cognitive health with NOW Foods Acetyl-L-Carnitine, a brain-boosting supplement. NOW Foods Acetyl-L-Carnitine is a non-GMO, veg...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.34 - Original price $0.54
    Original price
    $0.42
    $0.34 - $0.54
    Current price $0.42
    $0.02 /g of Acetyl-L-Carnitine

    NOW Foods, Acetyl-L-Carnitine - Veg. Capsules / 500 mg / 50 Count

    NOW Foods

    Description Support cognitive health with NOW Foods Acetyl-L-Carnitine, a brain-boosting supplement. NOW Foods Acetyl-L-Carnitine is a non-GMO, veg...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.34 - Original price $0.54
    Original price
    $0.37
    $0.34 - $0.54
    Current price $0.37
    $0.01 /g of Acetyl-L-Carnitine

    NOW Foods, Acetyl-L-Carnitine - Veg. Capsules / 500 mg / 100 Count

    NOW Foods

    Description Support cognitive health with NOW Foods Acetyl-L-Carnitine, a brain-boosting supplement. NOW Foods Acetyl-L-Carnitine is a non-GMO, veg...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.34 - Original price $0.54
    Original price
    $0.34
    $0.34 - $0.54
    Current price $0.34
    $0.00 /g of Acetyl-L-Carnitine

    NOW Foods, Acetyl-L-Carnitine - Veg. Capsules / 500 mg / 200 Count

    NOW Foods

    Description Support cognitive health with NOW Foods Acetyl-L-Carnitine, a brain-boosting supplement. NOW Foods Acetyl-L-Carnitine is a non-GMO, veg...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.70 - Original price $0.70
    Original price
    $0.70
    $0.70 - $0.70
    Current price $0.70
    $0.06 /g of L-Theanine

    Life Extension, Theanine XR Stress Relief

    Life Extension

    Description Relieve stress and promote relaxation with Theanine XR Stress Relief by Life Extension. Theanine XR Stress Relief is an extended-releas...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.11 - Original price $0.11
    Original price
    $0.11
    $0.11 - $0.11
    Current price $0.11
    $0.00 /g of Taurine

    Life Extension, Taurine

    Life Extension

    Description Support cardiovascular health and overall well-being with Taurine by Life Extension, a vital amino acid for various bodily functions. T...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.53 - Original price $0.53
    Original price
    $0.53
    $0.53 - $0.53
    Current price $0.53
    $0.02 /g of L-Carnosine

    Life Extension, Super Carnosine

    Life Extension

    Description Support muscle and brain function with Super Carnosine by Life Extension, a potent carnosine supplement. Super Carnosine is a dietary s...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.78 - Original price $0.78
    Original price
    $0.78
    $0.78 - $0.78
    Current price $0.78

    Life Extension, Optimized Carnitine

    Life Extension

    Description Enhance energy metabolism with Optimized Carnitine by Life Extension, an amino acid supplement. Optimized Carnitine is a dietary supple...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.60 - Original price $0.60
    Original price
    $0.60
    $0.60 - $0.60
    Current price $0.60
    $0.10 /g of L-Theanine

    Life Extension, L-Theanine

    Life Extension

    Description Reduce stress and promote relaxation with L-Theanine by Life Extension, an amino acid that supports calmness. L-Theanine is a non-GMO, ...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.09 - Original price $0.09
    Original price
    $0.09
    $0.09 - $0.09
    Current price $0.09
    $0.00 /g of L-Lysine HCl

    Life Extension, L-Lysine

    Life Extension

    Description Promote immune health and collagen production with L-Lysine by Life Extension, an essential amino acid. L-Lysine is an essential amino ...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.38 - Original price $0.38
    Original price
    $0.38
    $0.38 - $0.38
    Current price $0.38
    $0.03 /g of L-Carnitine Tartrate

    Life Extension, L-Carnitine

    Life Extension

    Description Support energy production with L-Carnitine by Life Extension, a key nutrient for fat metabolism. L-Carnitine is a non-GMO, gluten-free ...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.10 - Original price $0.10
    Original price
    $0.10
    $0.10 - $0.10
    Current price $0.10
    $0.00 /g of L-Arginine

    Life Extension, L-Arginine Caps

    Life Extension

    Description Enhance cardiovascular health with L-Arginine Caps by Life Extension, a vital amino acid for blood vessel function. L-Arginine Caps is ...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.12 - Original price $0.12
    Original price
    $0.12
    $0.12 - $0.12
    Current price $0.12
    $0.00 /g of Glycine

    Life Extension, Glycine

    Life Extension

    Description Support muscle and nerve function with Glycine by Life Extension, a vital amino acid. Glycine is a non-GMO, gluten-free amino acid supp...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.17 - Original price $0.17
    Original price
    $0.17
    $0.17 - $0.17
    Current price $0.17

    Life Extension, Glutathione, Cysteine & C

    Life Extension

    Description Boost antioxidant defenses with Glutathione, Cysteine & C by Life Extension, a powerful antioxidant blend. Glutathione, Cysteine &a...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $16.09 - Original price $16.09
    Original price
    $16.09
    $16.09 - $16.09
    Current price $16.09
    $0.11 /mg of L-Ergothioneine

    Life Extension, Essential Youth L-Ergothioneine

    Life Extension

    Description Promote cellular health with Essential Youth L-Ergothioneine by Life Extension, a youth-enhancing supplement. Essential Youth L-Ergothi...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.14 - Original price $0.14
    Original price
    $0.14
    $0.14 - $0.14
    Current price $0.14
    $0.00 /g of D,L-Phenylalanine

    Life Extension, D, L-Phenylalanine Capsules

    Life Extension

    Description Boost mood and focus with Life Extension D, L-Phenylalanine Capsules, a mood support supplement. D, L-Phenylalanine Capsules provide an...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $1.45 - Original price $1.45
    Original price
    $1.45
    $1.45 - $1.45
    Current price $1.45

    Life Extension, Cognitex Elite Pregnenolone

    Life Extension

    Description Support cognitive health with Life Extension Cognitex Elite Pregnenolone, a cognitive support formula. Cognitex Elite Pregnenolone is a...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $27.00 - Original price $27.00
    Original price
    $27.00
    $27.00 - $27.00
    Current price $27.00
    $0.90 /g of L-Carnosine

    Life Extension, Carnosine

    Life Extension

    Description Enhance cellular function with Life Extension Carnosine, a cellular health supplement. This gluten-free, non-GMO dietary supplement pro...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.32 - Original price $0.32
    Original price
    $0.32
    $0.32 - $0.32
    Current price $0.32
    $0.01 /g of Acetyl-L-Carnitine

    Life Extension, Acetyl-L-Carnitine Arginate

    Life Extension

    Description Boost cognitive function with Life Extension Acetyl-L-Carnitine Arginate, a brain-boosting amino acid. Life Extension Acetyl-L-Carnitin...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.24 - Original price $0.24
    Original price
    $0.24
    $0.24 - $0.24
    Current price $0.24
    $0.00 /g of Acetyl-L-Carnitine

    Life Extension, Acetyl-L-Carnitine

    Life Extension

    Description Support brain health with Life Extension Acetyl-L-Carnitine, a cognitive function-enhancing supplement. Life Extension Acetyl-L-Carniti...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.04 - Original price $0.04
    Original price
    $0.04
    $0.04 - $0.04
    Current price $0.04
    $0.00 /g of Taurine

    Life Extension, Taurine Powder

    Life Extension

    Description Enjoy the convenience of Taurine Powder by Life Extension, a versatile supplement for energy, brain health, and antioxidant support. Ta...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.44 - Original price $0.44
    Original price
    $0.44
    $0.44 - $0.44
    Current price $0.44
    $0.00 /g of L-Glutamine

    Life Extension, L-Glutamine Powder

    Life Extension

    Description Fuel your workouts with L-Glutamine Powder by Life Extension, a convenient powder form of this essential amino acid. L-Glutamine Powder...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.11 - Original price $0.11
    Original price
    $0.11
    $0.11 - $0.11
    Current price $0.11
    $0.00 /g of L-Glutamine

    Life Extension, L-Glutamine

    Life Extension

    Description Boost muscle recovery with L-Glutamine by Life Extension, a crucial amino acid for post-workout support. L-Glutamine is a non-GMO, glut...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.68 - Original price $0.68
    Original price
    $0.68
    $0.68 - $0.68
    Current price $0.68
    $0.00 /g of Branched Chain Amino Acids

    Life Extension, Branched Chain Amino Acids

    Life Extension

    Description Support muscle recovery with Life Extension Branched Chain Amino Acids, essential for athletes. Branched Chain Amino Acids (BCAAs) are ...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.38 - Original price $0.38
    Original price
    $0.38
    $0.38 - $0.38
    Current price $0.38
    $0.00 /g of Arginine Ornithine

    Life Extension, Arginine Ornithine Powder

    Life Extension

    Description Boost muscle function with Life Extension Arginine Ornithine Powder, an amino acid combination. Arginine Ornithine Powder is a non-GMO ...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.24 - Original price $0.29
    Original price
    $0.29
    $0.24 - $0.29
    Current price $0.29
    $0.01 /g of L-Carnitine Fumarate

    Doctor's Best, L-Carnitine Fumarate with Biosint Carnitines - Veg. Capsules / 855 mg / 60 Count

    Doctor's Best

    DescriptionBoost energy metabolism with Doctor's Best L-Carnitine Fumarate with Biosint Carnitines, a key nutrient for energy production.L-carnitin...

    View full details
  • The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Original price $0.24 - Original price $0.29
    Original price
    $0.24
    $0.24 - $0.29
    Current price $0.24
    $0.00 /g of L-Carnitine Fumarate

    Doctor's Best, L-Carnitine Fumarate with Biosint Carnitines - Veg. Capsules / 855 mg / 180 Count

    Doctor's Best

    DescriptionBoost energy metabolism with Doctor's Best L-Carnitine Fumarate with Biosint Carnitines, a key nutrient for energy production.L-carnitin...

    View full details

Experience the Building Blocks of Optimal Health with Amino Acid Supplements 

Amino acids are organic compounds that serve as the foundation of proteins, playing a crucial role in nearly every biological process in the body. From building and repairing tissues to producing hormones, neurotransmitters, and enzymes, amino acids are essential for overall health and well-being. Amino acid supplements offer a convenient way to ensure your body has the necessary building blocks to function at its best.

Types of Amino Acids

There are three main categories of amino acids:

  1. Essential Amino Acids (EAAs): These amino acids cannot be produced by the body and must be obtained through diet or supplementation. The nine EAAs are histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine.
  2. Non-Essential Amino Acids (NEAAs): These amino acids can be synthesized by the body and include alanine, asparagine, aspartic acid, and glutamic acid.
  3. Conditionally Essential Amino Acids (CEAAs): These amino acids become essential under certain conditions, such as illness, stress, or intense physical activity. CEAAs include arginine, cysteine, glutamine, glycine, proline, serine, and tyrosine.

The Benefits of Amino Acid Supplementation 

Incorporating amino acid supplements into your daily routine can offer a wide range of potential benefits for overall health and well-being. Some of the key advantages of amino acid supplementation include:

  1. Muscle Growth and Repair: Essential amino acids, particularly branched-chain amino acids (BCAAs), are crucial for muscle protein synthesis and can help support muscle growth, strength, and recovery.
  2. Improved Athletic Performance: Amino acids can help reduce fatigue, increase endurance, and support muscle recovery, making them valuable for athletes and fitness enthusiasts.
  3. Enhanced Mood and Cognitive Function: Certain amino acids, like tryptophan and tyrosine, are precursors to neurotransmitters that regulate mood, sleep, and cognitive function.
  4. Immune Support: Amino acids like glutamine and arginine play a key role in immune cell function and can help support a healthy immune response.
  5. Healthy Aging: Adequate amino acid intake is essential for maintaining muscle mass, bone density, and overall health as we age.

Choosing the Right Amino Acid Supplement

When selecting an amino acid supplement, it's essential to choose a high-quality product from a trusted brand. Consider the following factors:

  1. Specific Amino Acids: Different amino acids offer unique benefits. Choose a supplement that contains the specific amino acids best suited to your individual needs and goals.
  2. Dosage and Form: Amino acid supplements come in various forms, such as capsules, powders, and liquids. Consider your preferences and lifestyle when choosing the right form, and follow the recommended dosage instructions.
  3. Quality and Purity: Look for supplements that are manufactured in GMP-certified facilities, free from artificial additives and fillers, and third-party tested for purity and potency.
  4. Brand Reputation: Opt for supplements from reputable brands with a history of producing high-quality, effective amino acid supplements and a commitment to transparency and safety.

Maximizing the Benefits of Amino Acids

To get the most out of your amino acid supplement, consider the following tips:

  1. Combine with a Balanced Diet: While amino acid supplements can provide valuable support, they should be used in conjunction with a balanced diet that includes a variety of protein sources.
  2. Time Your Intake: For optimal muscle support, take your amino acid supplement before, during, or immediately after your workout.
  3. Stay Hydrated: Adequate hydration is essential for the proper absorption and utilization of amino acids in the body.
  4. Consult with a Healthcare Professional: If you have any pre-existing health conditions or are taking medications, consult with a healthcare professional before starting an amino acid supplement regimen.

Embrace Your Body's Full Potential with Amino Acids

If you're looking to support muscle health, athletic performance, mood, and overall well-being, amino acid supplements may be the key to harnessing your body's full potential.

Search our selection of high-quality amino acid supplements and discover the power of these essential building blocks for yourself. With a commitment to purity, potency, and your individual needs, we're here to help you achieve optimal health and thrive.

Frequently Asked Questions about Amino Acids

1. What is amino acid and its function?

Amino acids are organic compounds that serve as the building blocks of proteins. They play crucial roles in various bodily functions, including:

  • Building and repairing tissues
  • Producing hormones and neurotransmitters
  • Supporting immune function
  • Providing energy
  • Aiding in nutrient absorption and transport

2. What foods are high in amino acids? 

Foods high in amino acids include:

  • Animal proteins: Meat, poultry, fish, eggs, and dairy products
  • Plant proteins: Soy products (tofu, tempeh), legumes, quinoa, and spirulina
  • Nuts and seeds: Almonds, pumpkin seeds, and chia seeds
  • Whole grains: Oats, rice, and wheat

3. What are the 20 amino acids? 

The 20 amino acids are:

  • Alanine
  • Arginine
  • Asparagine
  • Aspartic acid
  • Cysteine
  • Glutamic acid
  • Glutamine
  • Glycine
  • Histidine
  • Isoleucine
  • Leucine
  • Lysine
  • Methionine
  • Phenylalanine
  • Proline
  • Serine
  • Threonine
  • Tryptophan
  • Tyrosine
  • Valine

4. Is it safe to take amino acids everyday? 

Yes, it is generally safe to take amino acid supplements daily, as long as you follow the recommended dosage instructions and consult with a healthcare professional if you have any pre-existing health conditions or concerns.

5. Can you take too many amino acids? 

While it is difficult to consume too many amino acids through a balanced diet, taking excessive amounts of amino acid supplements may lead to potential side effects, such as:

  • Digestive discomfort
  • Dehydration
  • Increased risk of certain health conditions (e.g., liver or kidney problems)

It's essential to follow the recommended dosage instructions and consult with a healthcare professional to ensure safe and appropriate use.

6. What happens if you are low on amino acids? 

A deficiency in essential amino acids can lead to various health issues, including:

  • Muscle wasting and weakness
  • Impaired immune function
  • Decreased energy levels
  • Mood disturbances
  • Slow wound healing
  • Changes in skin, hair, and nail health

7. How many amino acids does your body need daily? 

The daily requirement for amino acids varies depending on factors such as age, sex, weight, and activity level. The recommended daily allowance (RDA) for protein, which provides the essential amino acids, is:

  • 0.8 grams per kilogram of body weight for adults
  • Higher amounts for athletes, pregnant or breastfeeding women, and people recovering from illness or injury

8. What foods have all 9 essential amino acids? 

Foods that contain all 9 essential amino acids (complete protein sources) include:

  • Animal proteins: Meat, poultry, fish, eggs, and dairy products
  • Plant proteins: Soy products (tofu, tempeh), quinoa, and spirulina
  • Combination of plant proteins: Combining legumes with grains, nuts and seeds can provide all essential amino acids