The San Diego Hair Doctor

at The Hair Agency SD

About the Founder

A Dedication to Understanding Hair Health

Twyla Green is San Diego’s trusted “Hair Doctor,” known for helping clients restore confidence through healthier hair and a healthier scalp. Certified through the American Medical Association, Twyla is also a HLPC Hair Loss Practitioner, Trichologist, Cosmetology & Barbering Instructor, and dedicated Hair Researcher. She specializes in identifying the root cause behind concerns like thinning, shedding, breakage, dryness, and irritation—then creating a personalized plan that fits your lifestyle.

Her approach blends science-informed scalp care with elevated salon expertise, focusing on long-term results rather than quick fixes. Clients come to Twyla for her honest guidance, meticulous attention to detail, and a calming, judgment-free experience where they feel seen, heard, and supported.

Committed to continual learning and evidence-based solutions, Twyla stays at the forefront of scalp health and hair loss support to deliver care that’s both effective and empowering. If you’re ready to take your hair journey seriously, Twyla Green is here to help you grow—one healthy step at a time.

The Journey to Trichology-Informed Care

After years of observing the disconnect between traditional hair care and actual hair health, I dedicated myself to understanding the science behind what makes hair truly thrive.

My path led me through extensive study in trichology—the scientific study of hair and scalp conditions—where I learned that most hair concerns originate not from the strand itself, but from the scalp, our biology, and our daily habits.

This understanding fundamentally changed my approach. I realized that lasting results require education, patience, and evidence-based protocols rather than quick fixes and miracle claims.

Specializations

Hair & Scalp Health Specialist

Comprehensive assessment and treatment of scalp conditions and hair concerns

Hair Wellness Practitioner

Holistic approach integrating lifestyle, nutrition, and environmental factors

Trichology-Informed Educator

Dedicated to teaching clients and professionals the science of hair health

Hair Researcher

Continuously studying emerging research to refine treatment protocols

The Vision

To establish a Hair Wellness Clinic that redefines how we approach hair care—where every treatment is grounded in research, every client is educated, and long-term outcomes take precedence over temporary solutions.