
Why Pollution and Metabolic Overload Deplete Vitamin C Reserves
Air pollution and high blood sugar deplete systemic vitamin C reserves, impairing pulmonary protection and immune cell signaling.
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Air pollution and high blood sugar deplete systemic vitamin C reserves, impairing pulmonary protection and immune cell signaling.

Lipopolysaccharides leaking from the gut trigger systemic inflammation, but LDL particles actively bind and excrete these bacterial toxins through the liver.

An umbrella review of data from over 66,000 individuals shows vitamin D repletion reduces symptoms in hives, eczema, and allergic rhinitis, but fails to alter asthma or food allergies.

The role in collagen synthesis and immune function is settled. The claims made for high-dose intravenous protocols are a separate question with much weaker support.

Central to immunity, healing and hormone synthesis — and in direct competition with copper for absorption, which is why sustained high doses create a new deficiency.