Immune Health

A healthy immune system is one that protects us from invasion while minimizing collateral damage to our healthy cells. Products on this page help to maintain healthy immune function. Click on any product for a detailed explanation with scientific references.


DHEA is a hormone made in the adrenal gland that drops by about 2% annually beginning at age 29. Multiple published studies show how DHEA helps support optimal brain health as we age.


Foundation Formula is our high potency multivitamin, multimineral, antioxidant, anti-inflammatory and anti-glycating formula.


Melatonin is an important hormone made in the pineal gland in the brain. By the time we're 35 years old, melatonin levels have dropped by 80% from their peak, which occurs at approximately age 13. Melatonin has a very strong influence on brain function.


Omega Essentials contains the purest fish oil we could find on the planet, for optimal control of inflammation, heart health, brain health and healthy cell behavior.


Vitamin D3 This remarkable compound is associated with maintaining healthy body chemistry on multiple fronts, including: heart, bone, brain, immune, metabolic and muscle health, in addition to aiding with healthy cell behavior. Each capsule contains 2,500iu of vitamin D3 (the form of vitamin D that is used by the body). The Leonardi Institute recommends maintaining a vitamin D level above 50ng/ml.