Condition + Location

Histamine Intolerance / MCAS Treatment in Portland

42 holistic practitioners in Portland who can help with Histamine Intolerance / MCAS. Gabriel's evidence-based protocols, matched to local practitioners.

42 Practitioners
5 Treatments
6+ Supplements

Gabriel's Approach to Histamine Intolerance / MCAS

Gabriel distinguishes histamine intolerance (DAO deficiency, impaired breakdown) from MCAS (mast cells excessively releasing histamine). Comprehensive testing identifies: DAO enzyme level, histamine level, tryptase (MCAS), genetic variants, gut health, underlying triggers (mold, infections). Protoco...

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Recommended Treatments

Ozone TherapyIV Nutrient TherapyColon Hydrotherapy (Colonics)NAD+ IV TherapyPEMF (Pulsed Electromagnetic Field) Therapy

Key Supplements

  • Quercetin 1000mg 3x/day (mast cell stabilizer—CRITICAL)
  • Vitamin C 2g 3x/day (degrades histamine, mast cell stabilizer)
  • DAO enzyme supplement (take with meals)
  • Vitamin B6 (P5P) 50-100mg
  • Methylfolate 1-5mg
  • Methylcobalamin B12 1000-5000mcg

Key Lab Markers

  • DAO enzyme level
  • Histamine (plasma—difficult to test, unstable)
  • Tryptase (MCAS marker)
  • Prostaglandin D2, leukotriene E4, N-methylhistamine (24-hour urine—if MCAS suspected)
View all markers

Fullscript Protocol

Professional-grade supplements for Histamine Intolerance / MCAS

View curated protocol

Standard Process

Whole-food nutritional support for Histamine Intolerance / MCAS

View practitioner-tier products

Practitioners in Portland for Histamine Intolerance / MCAS

Sorted by treatment relevance and Practitioner Score

#1
95GPS

Wisdom Way Medicine

Verified
Dr. Anne Hill, ND·ND, neural therapy instructor and practitioner
5.0(34)
443 NE Knott Street, Portland, OR 97212
integrative medicineFunctional Medicine Consultationdetoxification
#2
95GPS

Wisdom Way Medicine

Verified
Dr. Anne Hill, ND·ND, neural therapy instructor and practitioner
5.0(0)
443 NE Knott Street, Portland, OR 97212
integrative medicine
#3
92GPS

Dr. Crane Holmes Naturopathic Clinic

Verified
Dr. Crane Holmes, ND·ND
4.9(52)
Portland, OR
naturopathic medicinenaturopathic primary care
#4
92GPS

Dr. Crane Holmes Naturopathic Clinic

Verified
Dr. Crane Holmes, ND·ND
4.9(0)
Portland, OR
naturopathic medicine
#5
91GPS

Portland Clinic of Natural Health

Verified
Dr. Ben Reebs, ND·ND, recognized as top naturopath by Portland Monthly peers
4.8(46)
1516 SE 43rd Ave, Portland, OR 97215
naturopathic medicinehormone therapynutritional counseling
#6
91GPS

Portland Clinic of Natural Health

Verified
Dr. Ben Reebs, ND·ND, recognized as top naturopath by Portland Monthly peers
4.8(0)
1516 SE 43rd Ave, Portland, OR 97215
naturopathic medicine
#7
90GPS

Meliora Clinic

Verified
Dr. Aimée Bonneval, ND·ND, Portland Monthly peer-selected top naturopath
4.9(38)
Portland, OR
naturopathic medicinenaturopathic primary care
#8
90GPS

Meliora Clinic

Verified
Dr. Aimée Bonneval, ND·ND, Portland Monthly peer-selected top naturopath
4.9(0)
Portland, OR
naturopathic medicine
#9
88GPS

OHSU Integrative Medicine

Verified
Dr. Alena Guggenheim, ND & Team·ND, academic medical center, Portland Monthly peer-selected
4.6(64)
Portland, OR
integrative medicineFunctional Medicine Consultation
#10
88GPS

OHSU Integrative Medicine

Verified
Dr. Alena Guggenheim, ND & Team·ND, academic medical center, Portland Monthly peer-selected
4.6(0)
Portland, OR
integrative medicine
#11
87GPS

Dr. Brenda McCool Naturopathic Practice

Verified
Dr. Brenda McCool, ND·ND
4.8(29)
Portland, OR
naturopathic medicine
#12
87GPS

Open Wellness PDX

Regenerative Medicine Team·Regenerative medicine specialists
4.8(31)
Portland, OR
naturopathic medicineregenerative medicine
#13
87GPS

Dr. Laurel Ash Naturopathic Practice

Verified
Dr. Laurel Ash, ND·ND, Healthgrades top-rated
4.9(21)
Portland area, OR
naturopathic medicinenaturopathic primary care
#14
87GPS

Dr. Brenda McCool Naturopathic Practice

Verified
Dr. Brenda McCool, ND·ND
4.8(0)
Portland, OR
naturopathic medicine
#15
87GPS

Open Wellness PDX

Regenerative Medicine Team·Regenerative medicine specialists
4.8(0)
Portland, OR
naturopathic medicine
#16
87GPS

Dr. Laurel Ash Naturopathic Practice

Verified
Dr. Laurel Ash, ND·ND, Healthgrades top-rated
4.9(0)
Portland area, OR
naturopathic medicine
#17
86GPS

Heart Spring Health

Verified
Naturopathic Team·Naturopathic and acupuncture team
4.7(42)
SE Portland, OR
naturopathic medicineAcupuncturenutritional counseling
#18
86GPS

Portland Clinic of Holistic Health

Verified
Holistic Health Team·Naturopathic and holistic health practitioners
4.7(36)
Portland, OR
holistic medicinenaturopathic primary care
#19
86GPS

Dr. Katherine Souza Naturopathic Medicine

Verified
Dr. Katherine Souza, ND·ND, Healthgrades top-rated
4.8(24)
Portland area, OR
naturopathic medicine
#20
86GPS

Heart Spring Health

Verified
Naturopathic Team·Naturopathic and acupuncture team
4.7(0)
SE Portland, OR
naturopathic medicine
#21
86GPS

Portland Clinic of Holistic Health

Verified
Holistic Health Team·Naturopathic and holistic health practitioners
4.7(0)
Portland, OR
holistic medicine
#22
86GPS

Dr. Katherine Souza Naturopathic Medicine

Verified
Dr. Katherine Souza, ND·ND, Healthgrades top-rated
4.8(0)
Portland area, OR
naturopathic medicine
#23
85GPS

Sellwood Family Medicine

Naturopathic Team·Naturopathic family medicine practitioners
4.8(28)
Sellwood, Portland, OR
naturopathic medicineFunctional Medicine Consultationnutritional counseling
#24
85GPS

Dr. Laura Gouge Naturopathic Medicine

Verified
Dr. Laura Gouge, ND·ND, Healthgrades top-rated
4.8(19)
Portland area, OR
naturopathic medicinenaturopathic primary care
#25
85GPS

Sellwood Family Medicine

Naturopathic Team·Naturopathic family medicine practitioners
4.8(0)
Sellwood, Portland, OR
naturopathic medicine
#26
85GPS

Dr. Laura Gouge Naturopathic Medicine

Verified
Dr. Laura Gouge, ND·ND, Healthgrades top-rated
4.8(0)
Portland area, OR
naturopathic medicine
#27
80GPS

Dr. Corina Dunlap

Verified
Dr. Corina Dunlap·ND
4.9(87)
254 Commercial St, Ste 258, Portland, ME 04101
hormone therapy
#28
80GPS

Dr. Peter Knight

Verified
Dr. Peter Knight·ND
4.8(62)
975 Broadway, #1, South Portland, ME 04106
Functional Medicine Consultation
#29
80GPS

Kava Collaborative Health

Verified
Kava Collaborative Health·ND
4.9(53)
100 Brickhill Ave Ste 304, South Portland, ME 04106
Western Herbal Medicine
#30
80GPS

Dr. Priscilla Skerry

Verified
Dr. Priscilla Skerry·ND
4.8(47)
100 Brickhill Avenue, Suite 304, South Portland, ME 04106
naturopathic medicine
#31
80GPS

Dr. Sarah Kotzur

Verified
Dr. Sarah Kotzur·ND
4.7(38)
Portland, ME
naturopathic medicine
#32
80GPS

Dr. Paula Cluney

Verified
Dr. Paula Cluney·ND
4.6(29)
Portland, ME
naturopathic medicine
#33
80GPS

Dr. Beth Stockwell

Verified
Dr. Beth Stockwell·ND
4.7(34)
Portland, ME
naturopathic medicine
#34
80GPS

Dr. Jacob Aguiar II

Verified
Dr. Jacob Aguiar II·ND
4.5(26)
Portland, ME
naturopathic medicine
#35
80GPS

Dr. Steven Zarembka

Verified
Dr. Steven Zarembka·ND
4.6(31)
Portland, ME
naturopathic medicine
#36
80GPS

Dr. Fredric Shotz

Verified
Dr. Fredric Shotz·ND
4.8(112)
Portland, ME
naturopathic medicine
#37
80GPS

Dr. Devra Krassner

Verified
Dr. Devra Krassner·ND
4.9(52)
Portland, ME
naturopathic medicine
#38
80GPS

Dr. Rebecca Morrell

Verified
Dr. Rebecca Morrell·ND
4.7(43)
Portland, ME
naturopathic medicine
#39
80GPS

Dr. Mikaela Arredondo

Verified
Dr. Mikaela Arredondo·ND
4.8(61)
Portland, ME
naturopathic medicine
#40
80GPS

Dr. Renee Lang II

Verified
Dr. Renee Lang II·ND
4.6(28)
Portland, ME
naturopathic medicine
#41
80GPS

Dr. Sasha Rose

Verified
Dr. Sasha Rose·ND
4.7(36)
Portland, ME
naturopathic medicine
#42
80GPS

Dr. Hannah Fogg

Verified
Dr. Hannah Fogg·ND
4.8(45)
Portland, ME
naturopathic medicine

Related Pages

Full Histamine Intolerance / MCAS Protocol
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