Live Your Longest,
Healthiest, and
Best Life.

Live Your Longest,
Healthiest, and
Best Life.

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Meet Marc Kielburger

For more than 30 years, Marc Kielburger has dedicated himself to helping people live fulfilled lives. A husband, father, and movement builder, Marc shares how his own journey, from chasing success to finding true fulfillment, led him to create the Longevity Trifecta: a science-backed approach to living your longest, healthiest, and most meaningful life. Through his work with global changemakers and his own personal transformation, Marc reveals how reconnecting to self, others, and the world is the key to lasting energy, joy, and purpose.

The Truth About What’s Holding Us Back and How to Heal It

The Hidden Epidemic

Science exposes a silent crisis of disconnection that’s stealing health, vitality, and years from our lives.

See what’s Missing

The Secret Formula

The Longevity Trifecta blends biohacking, medicine, and fulfillment to unlock more energy, time, and meaning.

Discover the trifecta

Your Path Forward

From free tools to immersive retreats, explore how to live longer, stronger, and more fulfilled.

Explore WHAT’s Next

Free Resources

Start reconnecting to yourself, your loved ones, and the world.

Podcasts & Radio

Conversations with global voices on purpose and impact.

LISTEN TO THE PODCAST

Blog & Articles

Practical, science-based insights you can use today.

READ THE BLOG

Short Videos

Micro-practices to reset in minutes.

WATCH FREE VIDEOS

Follow Me

Global Bestseller
What Is My Legacy?

To heal a world in crisis, we must rethink “legacy” and commit to something bigger than ourselves.

People who have contributed
to the What Is My Legacy? book

Book titled 'What Is My Legacy?' by Martin Luther King III, Arndrea Waters King, Marc Kielburger, and Craig Kielburger, featuring gold award badges for Independent Publisher and Independent Press Award.
Collage of twenty diverse individuals, including men and women of various ages and ethnicities, each pictured from shoulders up with different backgrounds and expressions.
[Martin Luther King III, Arndrea Waters King, Tracy Anderson, Rev. Dr. Michael Beck with, Bobby Berk, Dr. Holly Branson and Sir Richard Branson, Dan Buettner, Ken Burns, Pete Carroll, Keshia Chanté, Radhi Devlukia, Melinda French Gates, Dr. Sanjay Gupta, Dr. Vivek H. Murthy, Sr. Theresa Aletheia Noble, Tommy Orange, Billy Porter, Dan Rather, Yara Shahidi, Rev. Al Sharpton, Martin Sheen, Jay Shetty, Simon Sinek, and Ciara and Russell Wilson]

Global Bestseller
What Is My Legacy?

To heal a world in crisis, we must rethink “legacy” and commit to something bigger than ourselves.

Civil rights leader Martin Luther King Jr. speaking and gesturing, with two children and another man in the background.
Order the Book
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Book titled 'What Is My Legacy?' by Martin Luther King III, Arndrea Waters King, Marc Kielburger, and Craig Kielburger, featuring a foreword by the Dalai Lama and black-and-white images of civil rights figures on the cover, alongside Independent Press Award and Independent Publisher Book Awards gold seals.

More Books

Bestselling titles that turn science and purpose into daily practice.

Book titled 'What Is My Legacy?' by Martin Luther King III, Arndrea Waters King, Marc Kielburger, and Craig Kielburger with awards for Independent Publisher Book Awards and Independent Press Award.

What Is My Legacy?

Authors: Martin Luther King III, Arndrea Waters King, Marc Kielburger, Craig Kielburger

Foreword: His Holiness the
Dalai Lama

Book titled 'Me to We: Finding Meaning in a Material World' with a New York Times Bestseller badge.

Me to We: Finding Meaning in a Material World

Authors: Marc Kielburger &
Craig Kielburger

Foreword: Natalie Portman

Book cover titled WEconomy with a heart-shaped image of two rings and the subtitle about finding meaning, making a living, and changing the world.

WEconomy

Authors: Marc Kielburger, Holly Branson &
Craig Kielburger

Foreword: Sheryl Sandberg

Epilogue: Sir Richard Branson

Explore Marc’s Books

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Subscribe to the My Legacy Podcast

Listen and follow:

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Best of My Legacy: Small Steps, Big Changes

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All topics
Mindset

John Legend Plus One: From Struggle to Systemic Change

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All topics
Leadership

Brittney Griner Plus One: Writing a New Playbook

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All topics
Relationship
Load MorE

Experiences That Bring Connection, Love, and
Fulfillment

Bestselling titles that turn science and purpose into daily practice.

Silhouettes of a man lifting a child and a woman standing on a beach at sunset with text about longevity, medicine, biohacking, and living a fulfilled life.

Unlimited Life

A 12 month white glove membership program uniting longevity medicine, biohacking, and fulfillment into one seamless system. Personalized testing, coaching, and protocols help you gain time, energy, and meaning.
Start your journey
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Fulfilled Life Travel Retreats

Transformative journeys along Kenya’s coast, in the Maasai Mara, and within Ecuador’s Amazon rainforest that blend nature, service, and science to renew the body, sharpen the mind, and reconnect you to purpose.
Explore Retreats
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Trifecta Health

Personalized, science-driven diagnostics and interventions rooted in your DNA, unlocking the foundation of individualized healthcare and empowering you to live your longest, healthiest, and most optimized life.
Reclaim Your Health
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Legacy College

Learn from renowned changemakers including Simon Sinek, Martin Luther King III, Arndrea Waters King, and the Dalai Lama through immersive online experiences and in-person global courses and retreats that unite wisdom, leadership, and fulfillment.
Start Learning

Helping You Live a Fulfilled Life: Reconnecting You to Yourself, Others, and the World.

What if your legacy isn’t something you leave behind… but something you’re living right now?

What if the hardest thing you went through wasn’t the end of you… but the beginning?

Chasing happiness only makes us more miserable.

Do you feel like your PURPOSE is waiting to be found- but don’t know where to find it?

Brands We’ve Built

Collaborators & Partners

His Holiness the Dalai Lama

Sir Richard Branson

Oprah Winfrey

Martin Luther King III

Gabby Bernstein

Dr. Daniel Amen

Zach Bush, MD

Dr. Tim Cook

Dr. David Baum

Krishna Das

His Holiness the Dalai Lama

The Dalai Lama seated between two men in suits, holding hands with both.

Sir Richard Branson

Three men in suits posing together at an indoor event with string lights in the background.

Oprah Winfrey

Three people standing with arms around each other in front of a screen displaying the word 'Ambassadors'.

Tony Robbins

Three men standing arm-in-arm on grass by the ocean, smiling under a cloudy sky.

Martin Luther King III

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Dr. Tim Cook

Smiling middle-aged male doctor with glasses and stethoscope in a bright room.

Dr. David Baum

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Dave Asprey

Three middle-aged men smiling for a selfie indoors with a light-colored wall and framed artwork in the background.

Arndrea Waters King

Four people smiling and standing together in a bright room with bookshelves in the background.

Simon Sinek

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Dr. Holly Branson

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Brands I’ve Collaborated With

Logos of companies including iHeartMedia, Allstate, College Board, Unilever, Microsoft, Meta, Walgreens, and Virgin Atlantic arranged in two rows.

As Featured In

As Featured In

In the News

Stay up to date with Marc’s latest media features, interviews, and thought leadership on fulfillment, longevity, and human potential.

Rolling Stone UK: Marc Kielburger’s Path to Reinvention

The Good Men Project: How Wellness Became a Daily Practice — Not Just a Goal

Having This Kind of Mindset as a Leader Is the Key to Inspiring Teams, Creating Meaningful Impact and Achieving Lasting Success

Rolling Stone UK: The Podcast Redefining Legacy

Building a Beloved Community: How Everyday Actions Shape a Legacy of Justice and Equality

Get an exclusive preview of What is My Legacy at People.com

View All News

Proof That
Reconnection Works

See how people like you reclaimed time, energy, and meaning in everyday life.
It’s a privilege to work alongside Marc on the Unlimited Life program. He leads with clarity, integrity, and a deep commitment to human connection. Every day, I’m reminded that this work is not just about performance or longevity, but about helping people live more connected, meaningful lives.

Céline Cousteau

Documentary Filmmaker, Environmental Activist, Granddaughter of Jacques Cousteau
“I have spent much of my life standing up for justice, dignity, and the least among us. In all those years I have rarely met a leader as committed to service as Marc Kielburger. Our long relationship across events, conversations, and shared calls to action has shown me his heart and his devotion to lifting others. Marc lives the belief that every person has the power to bend the arc toward compassion. It has been an honor to walk alongside him in this work.”

Martin Sheen

Actor, Producer, and Director
“As a founder, I admire Marc Kielburger’s rare mix of vision, resilience, and purpose. Being his friend and advisor has shown me the depth of his integrity and the impact he is determined to create.”

Craig Burkinshaw

Founder, Audley Travel
“My father taught that America moves forward when we choose connection over division. Marc Kielburger is helping me carry that legacy forward by working to guide our country from disconnection to reconnection. Through Realize the Dream, we are building a movement rooted in service, unity, and compassion, giving people of all ages the tools to come together and take action that strengthens their communities.”

Martin Luther King III

Global Humanitarian and Human Rights Activist

How Fulfilled Are You Really?

You deserve a life that feels alive.

Answer five meaningful questions and get clarity on what’s working, what’s missing, and what will help you rise into your strongest, healthiest, most purposeful self.
Reveal My Fulfillment Score
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MarcKielburger

Legacy isn't something we leave behind; it's something you leave with people.

Contact:

info@marckielburger.com

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