Here’s a few to consider:
Vitamins C, D3, K2 (MK-4), B-Complex, E.
Carotenoids, including Lutein/Zeaxanthin.
Magnesium.
NAC.
Omega-3.
Probiotics.
Chocolate. ;)

When feeling sick -
Nano-Silver lozenges 60 PPM (Optivida is good).

VK at 8:34 PM ET.

https://twitter.com/VincentCrypt46/status/1682549651482738688?s=20

Grapefruit seed Extract ( oil ). Not more than 20 drops with Water.
Less water for gargling, i.e. more concentrated.

In response Mary Gessler to her Publication

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