Metabolic
Biomarker

Insulin

Included in Essential Labs
Why we test it
Insulin helps cells absorb glucose for energy. High fasting levels signal insulin resistance, detectable years before blood sugar rises on other tests. Insulin resistance is one of the strongest modifiable Alzheimer's risk factors.
BetterBrain target
< 5 µIU/mL (ideal < 3)
Most labs don't even test fasting insulin. Elevated levels appear years before blood sugar rises and are one of the strongest modifiable Alzheimer's risk factors.
What you Can do
  1. Time-restricted eating
  2. Aerobic cardio training
  3. Strength training
  4. Mediterranean diet
  5. Berberine

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