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Source Naturals

L-Tyrosine

Item: SN429

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Retail $13.50
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500 mg 100 Tabs

  • L-Tyrosine from Source Naturals



  • Free form amino acid



  • Precursor for neurotransmitters


Source Naturals L-Tyrosine delivers 500 mg of this powerful amino acid in each serving. L-Tyrosine is a free-form amino acid which rapidly crosses the blood-brain barrier. It is a precursor for the neurotransmitters dopamine, norepinephrine and epinephrine, for thyroid hormones and for enkephalins, which are special peptides. L-Tyrosine is also a precursor for the protective skin pigment melanin. Contains no yeast, dairy, gluten, egg, soy or wheat. Contains no sugar, starch, salt, preservatives or artificial color, flavor or fragrance.

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Product Description:

L-Tyrosine

  • L-Tyrosine from Source Naturals



  • Free form amino acid



  • Precursor for neurotransmitters


Source Naturals L-Tyrosine delivers 500 mg of this powerful amino acid in each serving. L-Tyrosine is a free-form amino acid which rapidly crosses the blood-brain barrier. It is a precursor for the neurotransmitters dopamine, norepinephrine and epinephrine, for thyroid hormones and for enkephalins, which are special peptides. L-Tyrosine is also a precursor for the protective skin pigment melanin. Contains no yeast, dairy, gluten, egg, soy or wheat. Contains no sugar, starch, salt, preservatives or artificial color, flavor or fragrance.

Product Label:

L-Tyrosine

Supplement Facts

Serving Size 1 Tablet

  Amount Per Serving %Daily Value
Calcium 114 mg 11%
L-Tyrosine 500 mg

†Daily Value not established.

Other ingredients: dibasic calcium phosphate, sorbitol, stearic acid, colloidal silicon dioxide, magnesium stearate, and modified cellulose gum.

Suggested Use: 1 tablet daily.

WARNING: Contains tyrosine. Not to be used with MAO inhibitor drugs. If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.

Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.

  • Contains no yeast, dairy, gluten, egg, soy or wheat.
  • Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.

Terms and Ingredient Definitions

L-Tyrosine

Swanson $6.89
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Source Naturals L-Tyrosine Reviews

Summary of Customer Ratings & Reviews

Customer Ratings & Reviews

Rated 5 out of 5 by 2 reviewers.
Rated 5 out of 5 by I found the product to be effect and convenient. i overall pleased and will continue to order it. August 6, 2013
  • 2016-02-08 T11:05:43.119-06:00
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