Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
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Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD

Mackenzie Allen

Nutritionist/Dietitian, MS, RD, LD

Verified by HealthProfs.com Verified by HealthProfs.com
5 Endorsed
Call Me
Let's Connect (551) 291-1247
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Available online only
Seattle, WA 98102
My ideal clients are individuals seeking support with sports nutrition, women’s health, and overall wellness. They may want to improve performance, energy, or health but need practical guidance that fits their lifestyle. I provide warm, evidence-based care that considers each client’s experiences, goals, and needs. Together, we focus on education, manageable steps, and sustainable habits that build confidence and support lasting health.
I specialize in sports nutrition, women’s health, and overall wellness. I provide evidence-based, practical nutrition guidance tailored to your goals and lifestyle, helping you understand the “why” behind recommendations, build sustainable habits, and feel confident making healthy choices long-term.
Mackenzie is currently accepting new patients and would love to support you on your nutrition journey. Appointments are available virtually and covered by insurance. A complimentary 15-minute consultation is available to learn more and see if this personalized approach is a good fit.
Call or Mackenzie Allen now for a free 15 minute consultation - (551) 291-1247

My Practice at a Glance

Available online only

Seattle, WA 98102

(551) 291-1247

Detroit, MI 48221

(312) 374-5399
My website
As a nationwide virtual practice licensed in most states across the US, you can connect with us from the comfort of your home or office!
I specialize in Sleep, Male and Women's Health 
I accept insurance 
Let's Connect (551) 291-1247
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD

My Practice at a Glance

Available online only

Seattle, WA 98102

(551) 291-1247

Detroit, MI 48221

(312) 374-5399
My website
As a nationwide virtual practice licensed in most states across the US, you can connect with us from the comfort of your home or office!
I specialize in Sleep, Male and Women's Health 
I accept insurance 

Finances

Payment Methods

American Express, Check, Discover, Health Savings Account, Mastercard, Visa

Insurance

  • Aetna
  • American Specialty Health
  • Anthem
  • Bind Health
  • BlueCross and/or BlueShield
  • Cigna
  • Coventry
  • Empire BlueCross
  • First Health
  • Golden Rule
  • Great-West
  • Guardian
  • Harvard Pilgrim
  • Harvard Pilgrim Health Care
  • Highmark
  • Medica
  • Optum
  • Oxford
  • Premera
  • Regence
  • Tufts
  • UHC All Savers
  • UHC Student Resources
  • UMR
  • United
  • Out of Network
"
I am in-network with most insurances and our office will bill insurance on your behalf.
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Call or for a free 15 minute consultation now - (551) 291-1247
"
I am in-network with most insurances and our office will bill insurance on your behalf.
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Call or for a free 15 minute consultation now - (551) 291-1247

Qualifications

  • Verified by HealthProfs.com License: Washington / DIET.DI.70124073 Mackenzie Allen
  • Education and Years In Practice

  • In Practice for 1 year
  • Grand Valley State University, Master of Science degree in Clinical Dietetics
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Feel free to ask about qualifications and training experience. or (551) 291-1247
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Feel free to ask about qualifications and training experience. or (551) 291-1247

Specialties and Expertise

Top Specialties

  • Sleep
  • Male
  • Women's Health
  • Weight Loss/Weight Management
  • Sports Nutrition
  • Stress Management

Expertise

  • ADHD
  • Autoimmune Diseases
  • Bariatric Diet
  • Celiac Disease
  • Cholesterol
  • Diabetes
  • Diet and Nutrition
  • Eating Disorders
  • Food Allergy
  • Food Sensitivity
  • Gastrointestinal (GI)
  • Gluten Free
  • Heart Health
  • High Blood Pressure
  • Plant Based Diets
  • Polycystic Ovarian Syndrome (PCOS)
  • Pregnancy
  • Thyroid Condition
  • Vegan
  • Vegetarian
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Do these issues align with your needs? or (551) 291-1247
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Do these issues align with your needs? or (551) 291-1247

5 Endorsements

Anna Grumm
Anna Grumm
Nutritionist/Dietitian, MS, RD, LDN
I highly recommend Mackenzie to anyone seeking expert nutrition guidance. She has a remarkable ability to break down complex concepts and make them easy to understand, empowering clients to take charge of their health.
Carly Leanza
Carly Leanza
Nutritionist/Dietitian, MPH, RDN, LDN
Skilled and empathetic, Mackenzie blends science with real-world strategies to help clients thrive. Their calm, motivating style makes healthy living feel achievable.
Marissa Weissbuch
Marissa Weissbuch
Nutritionist/Dietitian, MS, RDN, LDN
Mackenzie is a compassionate dietitian specializing in eating disorders. They create a safe, supportive space to heal relationships with food and body, offering expert, individualized care every step of the way.
Cindy Wu
Cindy Wu
Nutritionist/Dietitian, MS, RD, LDN
Mackenzie is a skilled dietitian who specializes in Women's Health. Their personalized, supportive approach helps clients find relief and improve digestive health with practical, evidence-based nutrition guidance.

Client Focus

Age

Elders (65+) , 
Adults , 
Adolescents / Teenagers (14 to 19)

Age

Elders (65+) , 
Adults , 
Adolescents / Teenagers (14 to 19)

Treatment Approach

Style/Type

  • Clinical Dietitian
  • Clinical Nutritionist
  • Health Coaching
  • Medical Nutrition Therapy (MNT)
  • Registered Dietitian
  • Registered Nutritionist

Treatment Techniques

  • Diet Therapy
  • Intuitive Eating
  • Meal Plan
  • Mindful Eating
  • Non-Diet Approach
  • Nutrition Coaching
  • Nutrition Counseling
  • Nutrition Therapy
  • Sports Performance
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Ask about what different forms of treatment will be like. or (551) 291-1247
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Ask about what different forms of treatment will be like. or (551) 291-1247

Location

Primary Location

Seattle, WA 98102

(551) 291-1247

Additional Location

Detroit, MI 48221

(312) 374-5399
"
As a nationwide virtual practice licensed in most states across the US, you can connect with us from the comfort of your home or office!
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Call for a free consultation now - (551) 291-1247
"
As a nationwide virtual practice licensed in most states across the US, you can connect with us from the comfort of your home or office!
Photo of Mackenzie Allen, Nutritionist/Dietitian, MS, RD, LD
Mackenzie Allen
Nutritionist/Dietitian, MS, RD, LD
Call for a free consultation now - (551) 291-1247