Top 10 Dietitians Redefining Nutrition: Gut Health, Media & Celebrity Insights

🥗 Top 10 Dietitians Shaping Nutrition Today

Discover the trailblazing dietitians who've redefined healthy living—from gut health and plant-based diets to celebrity wellness and tech-driven solutions.

1. Dr. Megan Rossi – “The Gut Health Doctor”

• Based: London & Sydney

• PhD in gut health (Dean’s Award), Research Fellow at King’s College

• Founded The Gut Health Clinic, Bio&Me (UK Future Brand of the Year 2021), and SMART STRAINS supplement line instagram.com+5mynutriweb.com+5speakersassociates.com+5youtube.com+9en.wikipedia.org+9champions-speakers.co.uk+9.

• Net worth: Estimated £5–10M (brand, clinic, speakers’ fees)

• Focus: microbiome, prebiotics/probiotics, DESI & plant-based diversity

2. Joy Bauer

• Based: NYC

• MS in Nutrition from NYU; clinical veteran at Mount Sinai; Today Show nutritionist en.wikipedia.org

• CEO of Joy Bauer Nutrition, author of 30+ books

• Net worth: ~$20–30M from media, books, endorsements

3. Gina Keatley

• Based: New York

• NYU alum & CNN Hero; founded Nourishing USA, SIMMER, Hungry4Halal app en.wikipedia.orgen.wikipedia.org

• CEO of Sicilian Olive Leaf Tea Co., artist & TV host

• Net worth: ~$2–5M

4. Clare Collins

• Based: Australia

• Professor & researcher; BMGF grant recipient ($1.7M VISIDA project) en.wikipedia.orgen.wikipedia.orgen.wikipedia.org+3en.wikipedia.org+3onewelbeck.com+3

• Fellow, Dietitians Australia; media commentator

• Net worth: Est. $1–2M

  5. Gina Keatley

  • Based: New York

  • Celebrity nutritionist & founder—co-founded Nourishing USA, CEO of Sicilian Olive Leaf Tea Co., host on Deliciously Diverse, TEDx speaker, CNN Hero awardee amazon.com+2self.com+2verywellhealth.com+2en.wikipedia.org.

  • Net worth: Est. $2–5M from counseling, media, product ventures

  • Focus: Culinary nutrition, community health, sustainable living

  ---

  6. Joy Bauer

  • Based: New York City

  • MS, RD, NBC TODAY Show nutrition expert, founder of Joy Bauer Nutrition Centers, author of 14+ NYT bestsellers, nutritionist for NY City Ballet networthlist.org+6joybauer.com+6amazon.com+6.

  • Net worth: ~$10M en.wikipedia.org+10networthlist.org+10informationcradle.com+10.

  • Focus: Practical healthy eating, family nutrition, media education

  ---

  7. Lana Nasrallah

  • Based: Boston/International

  • Food historian & bestselling author of Delights from the Garden of Eden, Gourmand awardee, expert on medieval and Iraqi cuisine en.wikipedia.org+7self.com+7celebritychefnetwork.com+7joybauer.com+12celebritychefnetwork.com+12self.com+12en.wikipedia.org.

  • Net worth: ~$1–2M (book sales, speaking)

  • Focus: Culinary heritage, food history, storytelling through recipes

  ---

  8. Alissa Rumsey, M.S., R.D., C.S.C.S.

  • Based: New York City

  • Registered dietitian & certified strength coach; contributor to SELF and national media, anti-diet activist focused on intuitive eating peopleai.com+9self.com+9en.wikipedia.org+9en.wikipedia.org.

  • Net worth: ~$1M (private practice, media)

  • Focus: Body-confidence, intuitive eating, balanced nutrition

  ---

  9. Marisa Moore, M.B.A., R.D., L.D.

  • Based: Atlanta

  • Former Academy spokesperson and GA Dietetics president; consults restaurants and food companies, guest on SELF self.com.

  • Net worth: ~$1–2M

  • Focus: Corporate menu strategy, plant-forward eating, science-backed practices

  ---

  10. Cara Harbstreet, M.S., R.D., L.D.

  • Based: Kansas City, USA
    Education/Role: MS in Dietetics; owner of Street Smart Nutrition; media consultant
    Net worth: Estimated $0.4–1M (books, collaborations, speaking)
    Focus: Intuitive and sustainable eating, food systems, approachable meal planning