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Doctor's Best, Best L-Tyrosine, 500 mg, 120 Veggie Caps
Doctor's Best, Best L-Tyrosine, 500 mg, 120 Veggie CapsScience-Based Nutrition Dietary Supplement Brain Transmitter Support Non-GMO Gluten Free Tyrosine is conditionally essential amino acid that is a precursor to the catecholamine transmitters dopamine, epinephrine, and norepinephrine. These are vital messengers for the brain and the body's other nerve networks. The thyroid gland also needs tyrosine to make the vital hormone thyroxine. Precursor for the nerve messengers dopamine, norepinephrine, and epinephrine (adrenaline) Precursor for thyroxine production by the thyroid gland
About Doctor's Best
We firmly believe in the integration of science research and traditional wisdom as the way that nutritional and herbal supplements will reach their exciting potential.
Founded in 1990 by a pioneering physician committed to science-based alternative health care, Doctor’s Best offers only the most important nutritional supplements. Careful research and precise formula development keeps us at the leading edge of quality, effectiveness, and innovation.
Containing the finest quality raw materials from around the world, Doctor’s Best supplements embody the best that traditional knowledge and current scientific research have to offer in the field of therapeutic nutrition. Countless hours have been spent analyzing scientific literature to provide sound alternatives to the proliferation of questionable supplements in the marketplace.
Each of our products is accompanied by an annotated "Fact Sheet" with detailed background information, structure-function statements, and scientific references that substantiate these statements. All structure-function statements have been filed with FDA in accordance with DSHEA regulations.
Traditional wisdom ... up-to-date research ... product quality you can trust ... all the information you need to develop smart strategies for achieving optimal health and well-being. We think you’ll agree that this combination of products and services is second to none.
Contact Doctor's Best
Doctor’s Best, Inc.
197 Avenida La Pata, Suite A
San Clemente, CA 92673
|SHIPPING OPTIONS||CARRIER||ESTIMATED ARRIVAL *||COST|
|USA, includes HI,AK and FPO/APO, Military|
|Ground Shipping ( to days)||USPS, UPS, FEDEX||Between||Calculated|
|Second-Day Air||UPS, FEDEX||Estimated Delivery Date||$15.98 and Up|
|Next-Day Air||UPS, FEDEX||Estimated Delivery Date||$34.98.98 and Up|
|10 Day CANADA Priority||USPS||Between||$37.99 First Lbs||INTERNATIONAL|
|14 Days International Priority||USPS||Between||$39.99 First Lbs|
|* Estimated Delivery Dates - Please add 1 - 2 business day if your order falls around a holiday|
|* Please Note! If the Estimated Delivery Date Falls on the Weekend, Please consider that the following Weekday as Shipping carrier Does Not Deliver on Weekend!|
All UNOPENED returns (excluding clothing, costumes, jewelry, and fragrance) covered under our 30-day Money Back Please visit our Return Policy Page For More Detail!