To support the creation of serotonin supplements

L-tryptophan 60 grain to produce serotonin support

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MedicalGrade


Supplements prescribed by a doctor in America
Referred to as medical grade.


Douglas laboratories, founded in 1953, is a long-established leading manufacturer of supplements in the United States boasts a history of more than 50 years. Since its founding, has been manufacturing supplements devoted to serve patients ' doctors.


Douglas technology to develop the best supplement for different purposes in response to specific needs to produce a small amount of extremely high-quality products that laboratories of its own production system, technological excellence and quality has gained high evaluation from the doctor of doctors in the United States and 40 countries around the world.


Nutrient content is often called ハイドーズ. Douglas supplements a extremely high nutrient content beyond the ハイドーズ is called メガドーズ and is highly rated in the market. The above chart multi vitamins minerals ( UPX )


Foods are high-quality domestic ones abroad than the rated quality supplement appreciates things American . The reasons for...
Japan supplement whereas lying as a food handling, considered to be among the supplements of the American managed by Ministry of health and the FDA , food and drug, is tightly controlled by laws to supplement the DSHEA (dietary supplement health and Education Act).

Pesticide-free Douglas supplement material whatsoever. Uses 100% natural material, using the safe, high-quality raw materials in the United States, Japan and Europe. Do not use the material to get low-cost Asian countries (except Japan). All raw materials entering the plant and check with strict quality control personnel are sampled, is sent to the laboratory. And only the raw materials have passed the results of sample analysis is spent in production.


Tryptophan is essential amino acid and is a precursor of serotonin.
Tryptophan through the blood-brain barrier is l-5-turns into serotonin, and transition to-hydroxytryptophan (5-HTP).

This serotonin is called govern appetite disorders, mood disorders, and sleep hormone melatonin synthesis to normalize brain neurotransmitters important.

In the synthesis of serotonin, vitamin B6 and niacin are necessary, but Douglas Japan laboratories 'l-tryptophan', we are containing further increase the absorption of vitamin C, vitamin B2.

[When you take notes]
Intake exceeds the recommended amount of a make sure doctors and necessary according to the instructions of a public authority only, please.


1 Day standard: 2 tablets


Featured Douglas supplement list
Gold medal winning U.S. No1: multi vitamin-mineral "UPX"

In your lack of sleep... Valerian root Max-V

What I care... multi-probiotic 4000

Beauty in healthy collagen... collagen Forte 300

Authentic school dietary supplement...ナチュレズダイエットキャップス

Those who want to see more of other supplements Douglas ⇒ ⇒
click here

Principal amount (1 tablet per)
Nutrition ingredient name content


1000 Mg l-tryptophan
10 Mg vitamin B2
Vitamin B6 10 mg
Vitamin C 10 mg
NIACINAMIDE 10 mg
Black pepper extract 5 mg

We are also under the supervision of a dental practitioner and supplements we sell.

The name L-TRYPTOPHAN (l-tryptophan)
Content amount 60 チュアブルタブレット
Manufacturers (manufacturing) Japan Douglas laboratories co., Ltd.
Category Nutritional supplement
Ads responsibility Natural lab
TEL 075-756-8593

Latest Product Reviews (23) Translating... Translate Product Reviews

Posted by Th***************************** , 2016/07/14 09:00:34
3度目のリピート購入です。 飲み続けていくうちに、鬱状態がかなり改善されてきました。 またなくなったらリピートしようかと考えています。
Posted by Th***************************** , 2016/07/14 08:44:59
前回、鬱症状が軽減したので、リピート購入です。 また調子を崩した時に飲みたいです。
Posted by Th***************************** , 2016/07/14 08:36:43
鬱っぽい症状に悩まされていた時、飲むのと飲まないのとでは症状の出方が違いました。 気分が沈んだ時に、リピしたいと思います。

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