Foods and Beverages
Up to 1250 plus items, including gluten, dairy, caffeine, grains, fruits, vegetables, sweeteners, condiments, alcohol, and more

From purchase to personalized results in just 4 easy steps — all from the comfort of home.
Purchase your test and receive instant digital instructions by email. No waiting, no appointments.
Gently cut 5–8 strands of hair at home — colored or untreated — and place them in a small sealable bag.
Place your sample in an envelope with a single stamp and drop it in the mail. Simple and eco-friendly.
Receive your detailed, color-coded digital report in 24–48 hours of lab receipt. Actionable insights included.
The Premium Sensitivity Test analyzes over 1,250 items across multiple categories to give you a detailed look at potential triggers:
Up to 1250 plus items, including gluten, dairy, caffeine, grains, fruits, vegetables, sweeteners, condiments, alcohol, and more
Common chemicals in food and beauty products, like MSG, dyes, parabens, stabilizers, and artificial sweeteners
Household cleaners, mold spores, dust mites, pet dander, plastics, detergents, and heavy metals
Herbs, pollens, essential oils, and naturally occurring compounds
Essential vitamins, minerals, and amino acids
Insights into stress and inflammation, gut and digestive balance, skin aging, nutrient absorption, and sleep quality
Each color represents your level of sensitivity — clear and easy to understand.
Indicates a severe reaction. Your body shows a strong intolerance to these items and they should be avoided.
Indicates a moderate reaction. Your body has a noticeable intolerance, so limit or reduce these items.
Indicates no significant reaction. These items did not meet the threshold for intolerance and are generally well-tolerated by your body.
Real stories from real users.
If you're tracking your cycle, dialing in supplements, and eating clean but still feel off, your body may be reacting to something you haven't thought to check.
This test can help you understand what's going on when you:
All from a few strands of hair.
Note: This test is for informational purposes only and is not intended to diagnose, treat, or cure any condition. Always consult with a healthcare provider about persistent symptoms.
A clear breakdown of your reactivity to over 1,250 items, including foods, additives, metals, minerals, environmental triggers, and vitamins.
Each item is sorted by severity and grouped by category, so you can quickly see what to avoid, reintroduce slowly, or keep confidently.
We flag related or cross-reactive items that may trigger similar symptoms, helping you make smarter food swaps with fewer setbacks.
Your full lab report is downloadable and easy to share with your practitioner or coach.
Thousands of customers have discovered the root cause of their symptoms with our hair sensitivity test.
155 verified reviews. 4.97 average stars.
Don't take our word for it.
I've struggled with digestive issues for years. After taking the food sensitivity test from Natural Doctors Solutions, I finally got the answers I needed. Since adjusting my diet, I feel so much better.
Natural Doctors Solutions' food sensitivity test was a game-changer. I discovered sensitivities to dairy and wheat. After eliminating these, I've noticed a huge improvement in my overall health.
I was skeptical, but after dealing with migraines and fatigue, I tried the test. The results were eye-opening! My headaches are practically gone and I feel more energized. Worth every penny!