What is PEN?

What is the PEN® System? 

Practice-based Evidence in Nutrition® (PEN) is an online food and nutrition database filled with summaries of evidence and recommendations for practice. Our expert team continuously reviews the science and creates new content to make sure dietitians and other health professionals have the best available evidence to inform their practice.  

PEN® Storyboard 

Do you love being a dietitian? We do too! Our storyboard video shares our story of who we are and how we have grown to become a global resource for nutrition practice.

How is PEN® content created?

The PEN Team develops content using best practices from the fields of knowledge translation and evidence-based decision-making. Follow an overview of the PEN content development process in the image below or learn more about our rigorous process in the PEN Author’s Guide.

What makes the PEN® System Unique?

Designed to help you stay informed, the PEN System is convenient, user-friendly and reliable. It is also not-for-profit and free from industry funding. Our decisions are guided by a desire to serve healthcare professionals and all membership revenue is reinvested into the system.
The PEN System is trusted by thousands of dietitians and other healthcare professionals around the world to help them understand the clinical and practical importance of nutrition research and apply it to their work.

Is the PEN System right for me?

As busy practitioners, it can be challenging to stay abreast of the latest science in food and nutrition - especially in today’s ever-changing environment.  The PEN System is here to support your clinical judgement and decision-making in practice.  We write specifically for nutrition specialists. 

Our target audiences are: 

  • dietitians and nutritionists,
  • other health professionals,
  • educators, and
  • university students.
You can rely on the PEN System to provide you with timely, current and authoritative content to support your everyday food and nutrition practice.  

Learn more about how you can access the PEN System!

What types of resources does the PEN System provide?

The PEN System is organized by topic into “Knowledge Pathways”. Each Knowledge Pathway contains a variety of professional resources designed to meet the needs of busy healthcare professionals. Check out our New and Upcoming Content page to see our latest content!

All the components of a Knowledge Pathway: Backgrounds, Summaries, Practice Questions, Toolkits, Handouts and Trending Topics