BuyNorthBest Logo
BuyNorthBest Logo
309473
  • Home
  • Beauty
  • Source Naturals L-Tryptophan, for Mood, Relaxation, and Sleep*, 500mg
Source Naturals L-Tryptophan, for Mood, Relaxation, and Sleep*, 500mg - 120 Capsules

Source Naturals L-Tryptophan, for Mood, Relaxation, and Sleep*, 500mg - 120 Capsules

Product Code(SKU): S000TSFIF2

Product Category: Beauty

Product Category: Health and Beauty

Product weight: 0.10 Pounds

Brand: Source Naturals

Price: $18.64

order now

product description:

  • 3rd Party Lab Tested for Purity & Quality.
  • 1000 mg of L-Arginine per Tablet - 120 Tablets per Bottle.
  • Non-GMO & Gluten-Free.
  • Proudly Made in USA, GMP Compliant, FDA Registered Facility.
  • No Artificial Color, Flavor, or Sweetener, No Preservatives, No Sugar, No Milk, No Corn, No Soy, No Egg, No Lactose, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.
  • Serene Science Theanine Serene contains the amino acid L-theanine, to support relaxation and focused attention, and the calming neurotransmitter GABA.
  • Suggested Use: 2 tablets daily.
  • Suitable for vegetarians. Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, preservatives or artificial color, flavor or fragrance.
  • Over 40 years of trust. source naturals was created in 1982 by ceo ira goldberg to support everyone’s potential to enjoy optimal health.
  • Manufactured in the USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration. (FDA)
  • 3rd Party Lab Tested for Purity & Quality.
  • 1000 mg of L-Carnitine per Tablet - 60 Tablets per Bottle.
  • Non-GMO & Gluten-Free.
  • Proudly Made in USA, GMP Compliant, FDA Registered Facility.
  • No Artificial Color, Flavor, or Sweetener, No Preservatives, No Sugar, No Milk, No Corn, No Soy, No Egg, No Lactose, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.
  • Supports a calm mind without causing drowsiness
  • Helps support focused attention and concentration
  • May help to ease aspects of occasional nervousness and tension.*
  • Formulated with 200 mg of L-theanine*
  • Manufactured in the USA. Manufactured in Scots Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration (FDA).
  • 3rd Party Lab Tested for Purity & Quality.
  • 1000 mg of L-Arginine L-Citrulline Complex per Tablet - 250 Tablets per Bottle.
  • Non-GMO & Gluten-Free.
  • Proudly Made in the USA, GMP Compliant, FDA Registered Facility.
  • No Artificial Color, Flavor, or Sweetener, No Preservatives, No Sugar, No Milk, No Corn, No Soy, No Egg, No Lactose, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.
  • 1:1 RATIO: 600mg of L-Lysine + 600mg of Monolaurin per serving
  • AWARD-WINNING SUPPLEMENTS: "Company of the Year", "Best Natural Products Manufacturer", "Best Multivitamin", "Health & Wellness Nutrition Manufacturer of the Year"
  • PURE INGREDIENTS: Our L-Lysine + Monolaurin capsules are 100% Vegan, Non-GMO, and Gluten Free.
  • CLEAN LABEL: No Magnesium Stearate, Silicon Dioxide, or Silica. No artificial preservatives, flavors, or colors.
  • QUALITY & SAFETY: USA formulated, blended, and bottled. GMP Certified. Lab tested.
  • "MAGTEIN BENEFITS. Known to increase resilience to stress, lift mood, raise your energy levels, improve concentration and focus and reformation of sleep quality."
  • "BENEFITS COGNITIVE ABILITY. There are 4 aspects of cognitive ability that they were positively effected by taking Magtein, episodic memory, working memory, executive function, and attention."
  • "EXCELLENT SOURCE OF MAGNESIUM L THREONATE. There are countless ways to get other forms of magnesium naturally in your diet, but food sources of magnesium L threonate do not exist because it’s a synthesized form."
  • OVER 40 YEARS OF TRUST. Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health.
  • "MANUFACTURED IN THE USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration. (FDA)"
  • Free-form amino acid combination. Arginine supports muscle metabolism, energy, heart function and circulation. Arginine easily converts into nitric oxide (NO).*
  • Suggested Use: 1 tablet four times daily.
  • Well Made Supplement. Contains no yeast, dairy, egg, gluten, corn, soy, or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor, or fragrance.
  • Over 40 Years of Trust. Source Naturals was created in 1982 by CEO Ira Goldberg to support everyone’s potential to enjoy optimal health.
  • Manufactured in the USA. Manufactured in Scots Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration (FDA).
  • The essential amino acid L-tryptophan is the precursor of two natural compounds of great importance.
  • Suggested Use: 1 capsule three times daily, between meals and preferably with fruit juice. To support restful sleep, take an additional 3 capsules before bed.
  • Well Made Supplement. Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no preservatives, or artificial color, flavor or fragrance.
  • TRUSTED FOR OVER 35 YEARS. Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health.
  • MANUFACTURED IN THE USA. Our facility is located in Scotts Valley California.
    • personal Info
    Disclosure of Affiliate Relationships
    • buynorthbest.com participates in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Since 2022, our goal has been to provide value to our visitors by carefully curating and recommending bestselling and interesting products. While we may earn a small commission from qualifying purchases made through affiliate links, this comes at no additional cost to you. Your support helps us continue offering high-quality content and product recommendations.
    • We are assuming you have read our terms and conditions and agreed with them.

    Famous Brands 2025:

    Was this product Helpful?

    Yes No