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Why most people are mineral deficient, why most supplements don't absorb, and what to do about it. Long-form conversations with the people Barton trusts.

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What's Included In The Hair Test Kit?

- Step by Step Instructions

- Hair Collection Envelope

- Quick Questionnaire

- Prepaid Shipping Label

- 100% Recycled Shipper

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Take Away The Guesswork

At-Home Hair Test Kit. Say goodbye to painful blood draws. Our test results provide exactly what your body needs to optimize your health.

What To Expect From Test Results?

- Fast. Accurate. Actionable.

- Key Mineral Status

- Heavy Metal Toxicity Levels

- Current State of Metabolism

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Blog posts

Magnesium and Potassium: How Their Relationship Works

Explore how magnesium influences renal potassium handling, why cellular pumps require it, and how these relationships matter in clinical deficiency.

The Sodium-Potassium Pump: How Cells Maintain Voltage Gradients

The sodium-potassium pump uses ATP to move sodium and potassium. Learn why it needs magnesium and maintains the gradients behind resting cell voltage.

Electrolytes for Hot Yoga: Surviving Heated Studio Sweat

Heated studios increase sweat and sodium loss over a class. Learn how to replenish minerals sensibly, avoid overdrinking hazards, and recover well.

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