3930 East Calvary Road Duluth, MN 55803 | (877) 538-8388 | Contact us by e-mail: chk@chknutrition.com


Notice:  We recommend saving this page for future reference to quickly find these resources when you need them! 

Below are some of the resources we offer (For any resource, they may be printed or multiple hardcopies are available upon request): 

 An Overview to Amino Acid Support:

* a critical resource 

D5 Dosing Guide – A Great Introduction

This 42 page booklet discusses how to select from our two core products, NeuroReplete and D5. It provides fundamental information on the benefits of D5, how to recommend D5, the level of quality we require of our supplements, the scientific foundation of our supplements, as well as an overview of the most common side effects. 

Click for this document


Patient Resources/Materials:

Optimized Brain Health Brochure and Patient Brochure (Trifolds)

Both trifold brochures offer patients an introduction on how amino acids support healthy, normal brain and gut health.

Click for Optimized Brain Health  Click for the Patient Brochure


Patient Dosing Sheet

This two-sided form is a great way for your patients to track their supplements. On the first page, you indicate the supplements, amounts and time that you recommend. On the second page, the patients are able to mark what they have taken and make notes on how they feel. 

Click for this document


Powder Conversion Sheet 

This page offer quick information (without prices) on converting from pills to powder. It addresses both Tyrosine and Mucuna powder.

Click for this document


Do you still have a question?

We are here to help you. If you have any questions or need further assistance, please do not hesitate to contact us. Our phone number is 877-538-8388. You can also email This email address is being protected from spambots. You need JavaScript enabled to view it.. For questions that he is unable to answer, Dave will send your email to the correct person. 

From our entire team at CHK Nutrition, thank you for your time and interest in our products.

CHK Nutrition’s products are not intended to treat, diagnosis, cure, mitigate or prevent any diseases.