Personalised support for extended water fasts – grounded in science, healing, and 20+ years of experience.
Welcome to WaterFastingCoach.com, the personal coaching portal of Dr. Tallis Barker (D.Phil., Nat.Dip., NA.Dip.), a leading international expert in extended water fasting for physical healing, metabolic reset, emotional clarity, and spiritual growth.
Whether you’re considering your first 3-day fast, planning a 7-day detox, or navigating a 21-day or 40-day fast, Dr. Barker offers one-on-one coaching, tailored support, and expert guidance—online and worldwide.
For full articles, programs, and coaching options, visit the main site:
WHO IS DR. TALLIS BARKER?

Dr. Tallis Barker combines Harvard and Oxford academic training with naturopathic practice (Nat.Dip.) and nutritional advice (NA.Dip.) to offer a rare depth of knowledge in the field of fasting.
- Academic background: D.Phil. (Oxford), BA (Harvard)
- Naturopathic diploma: School of Health, UK
- Clients in over 25 countries
- Over 150 articles published on fasting, healing, and transformation
- Host of The Fasting Mind podcast
- Known for his compassionate, grounded, and wise coaching style
WHY WORK WITH A FASTING COACH?
Extended fasting is powerful. But it can also be physically intense, emotionally charged, and mentally demanding.
With expert coaching, you can:
- Understand what your body is going through
- Navigate challenges with confidence
- Optimize your fast for healing, metabolic repair, or spiritual focus
- Stay safe and supported throughout
COACHING OPTIONS
Dr. Barker offers a range of fasting coaching services, from 60-minute consultations to full 7-, 21- or 40-day packages.
Each is tailored to your experience level, health goals, and personal rhythm.
Explore current offerings here:
Water Fast Coaching
FAQ – Water Fasting Coaching
Can I fast without a coach?
Yes, but many people find expert support increases confidence, improves outcomes, and reduces risk—especially during extended fasts (7+ days).
Does Dr. Barker only support water fasting?
Primarily yes, but he also advises on dry fasting, intermittent fasting, and recovery-phase nutrition if needed.
Can I coach with Dr. Barker if I’ve never done it before?
Absolutely. Dr. Barker works with beginners and experienced fasters alike.
What’s the difference between this site and waterfasting.org?
This site introduces Dr. Barker’s coaching services. His main site, waterfasting.org, offers in-depth articles, free resources, and also coaching registration.
NEXT STEP: Visit the Main Site
To access full resources, articles, and coaching sign-up:
www.waterfasting.org
Or go directly to the coaching page:
Water Fast Coaching
Disclaimer: This website is for educational purposes only and does not constitute medical advice. Fasting should always be approached with care and individual responsibility. If you have a medical condition or are taking medication, consult your doctor before starting a fast
