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21st Century, Daily Amino Acid, Maximum Strength, 120 Tablets

$6.74 $6.74 (Saved $2.25)

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21st Century, Daily Amino Acid, Maximum Strength, 120 Tablets

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21st Century, Daily Amino Acid, Maximum Strength, 120 Tablets

In Stock
  • Expiration Date: Nov 2019
  • Shipping Weight:
    0.65 lbs
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  • Product Code: CEN-22557
  • UPC Code: 740985225578
  • Package Quantity: 120 Tablets
  • Dimensions:
    1.8 x 2.4 x 5.8 in, 0.55 lbs
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Product Overview


  • Dietary Supplement
  • 20% Free
  • A Formula of Vital Amino Acids to Support Normal Muscle Tissue

21st Century offers the highest quality ingredients produced to strict standards for support of your good health.

Suggested Use

Take one (1) tablet daily with any meal for maximum results, or as directed by your healthcare provider. Do not exceed recommended dosage.

Other Ingredients

Whey, cellulose, stearic acid, croscarmellose sodium, silicon dioxide. Contains a milk ingredient (whey).

No added sugar, yeast, preservatives, artificial flavors or colors.


Before using this product, consult your healthcare provider if you are: pregnant or nursing, have a medical condition, taking any medications, or are planning any medical procedures. If any adverse reactions occur, discontinue use and consult your healthcare provider.

Keep out of reach of children.

Do not use if product appears to be tampered with or seal is broken. Store at room temperature.

Supplement Facts
Serving Size: 1 Tablet
  Amount Per Serving % DV
Calcium (as Dicalcium Phosphate and Calcium Carbonate) 150 mg 15%
L-Histidine 17 mg **
L-Isoleucine 63 mg **
L-Leucine 105 mg **
L-Lysine 93 mg **
dl-Methionine 21 mg **
L-Cysteine 11 mg **
L-Phenylalanine 32 mg **
L-Tyrosine 31 mg **
L-Threonine 69 mg **
L-Valine 58 mg **
** Daily Value (DV) not established.
iHerb Customer Reviews

100% the best products and the best price.

Posted by MR-IVAN-GIZDOV on Sep 12, 2017 | Verified Purchase

100% the best products and the best price.

Thanks for your feedback!


Posted by iHerb Customer on Apr 25, 2017 | Verified Purchase

Very good blend of amino

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Very good product

Posted by iHerb Customer on Dec 13, 2016 | Verified Purchase

Take with breakfast, feel good, will continue to buy.

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Could not take

Posted by iHerb Customer on Apr 08, 2016 | Verified Purchase

Sorry, i did not feel good after taking them.

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Posted by CherryNachiicha on Jan 21, 2016 | Verified Purchase

Great product i think this help about body

Thanks for your feedback!