Feature article in "Mantra Wellness" Magazine!

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Quoted in Forbes and CFO contributor

Life is worth the change

Life is worth the changeLife is worth the changeLife is worth the change

Transform your health one bite at a time


Marissa Costonis, H.C
Health Change Guru

People Maven's "Top Nutritionist for the New Year"!

Quoted in Forbes and CFO contributor

Life is worth the change

Life is worth the changeLife is worth the changeLife is worth the change

Transform your health one bite at a time


Marissa Costonis, H.C
Health Change Guru

People Maven's "Top Nutritionist for the New Year"!

#1 Best Seller on amazon

Changing your diet doesn't have to BITE!

Let Marissa be your personal change coach to help you transform
your eating habits and your health!


With a background in corporate change management, Marissa found the secret to changing eating habits surprisingly lies in the practices of successful organizations adept at change. As a Change Management Consultant, Certified Health Coach, and survivor of her own health challenges, Marissa has broken down the process for transforming health one bite at a time. 


You know WHAT to eat, now learn HOW to change using a step-by-step process guaranteed to give you long-term results!


Isn't your health worth it?
Take the first bite today!

Your copy here

Change BITES!

Why Change?

What's one thing you want to change about your diet and your health?  Why now?


Knowing WHAT to eat isn’t always the problem, it’s HOW to make the transition and stick with it that's the tricky part. Whether you need to make a change because of a diagnosis, condition, suspected food sensitivity or you simply want to improve your eating habits to prevent illness in the future, it’s all about change. 


As a change management professional for over ten years working with clients across the globe, a Certified Health Coach, and survivor of my own health challenges, I can show you how to make fast but sustainable changes to your diet and your health using the secrets from successful businesses adept at change.


We all have our own host of health challenges and the struggle to cook and eat nutritious and non-processed food can be difficult. Change is hard, change is messy, change BITES but now there is an easier way.


work with marissa

Guest Speaker

Online Group Workshops

Lunch and Learn

Invite Marissa to share the top tips for making health changes that last! Change methods are flexible across eating styles but are customized to your specific audience.

Lunch and Learn

Online Group Workshops

Lunch and Learn

Host a Lunch & Learn with Marissa for your employees or group. Learn the secrets to making lasting changes to your diet and health in 5 simple steps.

Online Group Workshops

Online Group Workshops

Individual Health Coaching

Join others in your journey to health in this group workshop in the privacy of your own home! Learn to make quick and lasting changes to your eating and health today!

Individual Health Coaching

Individual Health Coaching

Individual Health Coaching

What's one thing you want to change about your diet and health? Knowing what to eat is one thing but knowing HOW to change is key. Contact Marissa and take the first step today!

Custom Wellness Workshop

Individual Health Coaching

Custom Wellness Workshop

Customize the Change Bites Workshop for your group! Marissa can design a 1 day or 6 week program to fit your time constraints and specific area of focus.

The Gift of Health

Individual Health Coaching

Custom Wellness Workshop

Treat yourself or your group to the gift of Marissa's step-by-step guide for how to change your eating habits and health one bite at a time. 

Life is worth the change.

What's one thing you want to change about your health?

How to start

Free Change TIPs

Get secret tips for HOW to change your eating habits and your health!

  • Contact

Change Bites!

267-405-2060