Welcome to CSNN Mississauga

About CSNN Mississauga

Registered as a private career college under the Private Career Colleges Act, 2005. – PCC # 148877
Carolyn May Steiss, owner of Holistic Solutions Inc., is the Branch Manager of CSNN Mississauga. Carolyn May has 38 years of experience in the natural health industry, and became the first branch manager of CSNN Mississauga when the branch opened in 1996.

CSNN Mississauga offers a science-based curriculum that was developed with the intensity of a university experience and matched with the practicality of a college programme. The Introduction to Nutritional Sciences workshop covers basic concepts of Anatomy and Physiology, Chemistry & Bio-chemistry and Cellular Biology. Additionally, students will review and practice study skills which will prepare them for their Natural Nutrition progamme. CSNN Mississauga offers students up to 15 practicals monthly.


I was very impressed with the inspiring and diverse teachers – everyone was incredibly knowledgeable and supportive. The entire program, everyone I met and studied with ….it’s all rich in memories. Going to CSNN Mississauga changed the direction of my life, a new direction that I get to live every single day!!”

Penny Hopp, R.H.N.

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Since 1996, the Mississauga branch has grown and evolved in part due to the teachers Carolyn May has carefully selected that require a minimum of 10 years practical experience plus a strong academic background. Their commitment and passion is to transform and empower students who are dedicated to changing their lives.

Our diversified student body ranges from practitioners working in natural healthcare modalities to individuals in retail positions. Students come together to learn whether they are doctors, nurses, IT professionals… regardless of their background.

The Canadian School of Natural Nutrition (CSNN) is the first Holistic Nutrition school in Canada with classroom branches nationwide. We are extremely proud to be a truly Canadian organization that offers first class education. Upon successful completion of our core Natural Nutrition Program nnsymbol, graduates are awarded a diploma and granted the R.H.N. designation, with accompanying professional title, Registered Holistic Nutritionist™.

CSNN also offers Advanced Holistic Nutrition Certificate Packages and Workshops, available at select locations.

For more information about CSNN Mississauga, please contact us.

We welcome you to request a brochure, make an appointment with Carolyn May and/or audit one of our classes to learn more about Mississauga’s unique classroom experience.

For Carolyn May Steiss’ biography, please click here.

CSNN Sexual Violence Policy:

CSNN is committed to providing an environment where all students are treated with respect and dignity. We believe that a student’s time at CSNN should be one of personal fulfillment, growth and opportunity. As a result, CSNN supports Ontario’s action plan to stop sexual violence and harassment in schools, workplaces and homes. Click here to view CSNN’s Sexual Violence Policy (in pdf format).