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Immune function

Immune Support Protocol

SStrong Evidencebeginner6 steps · 4 supplements · 2 habits

What this protocol does

Evidence-based supplements and habits to maintain robust immune function year-round.

Who it's for

Everyone, especially during cold/flu season or periods of high stress.

Expected timeline

Ongoing maintenance. Acute benefits within days of starting.

Monthly cost estimate

€15-€30/month for supplements

Protocol steps

1
Vitamin D3supplementAAdequate Evidence
With meal · 4000-5000 IU

Activates T cells — most common immune-related deficiency

2
Vitamin CsupplementAAdequate Evidence
Divided doses · 500mg 2x daily

Supports neutrophil function and antioxidant defense

3
ZincsupplementAAdequate Evidence
With meal · 15-30mg

Critical for immune cell development and function

4
NAC (N-Acetyl Cysteine)supplementAAdequate Evidence
Morning · 600mg

Glutathione precursor — supports respiratory immune defense

5
Zone 2 cardiohabitAAdequate Evidence
Regular · 30 min

Moderate exercise enhances immune surveillance

6
Nature exposurehabitAAdequate Evidence
Regular · 20 min

Forest environments increase natural killer cell activity

Health domains covered

Immune function

ProtocolEngine provides general health information based on published research. This is not medical advice. Consult a healthcare professional before starting any supplement or health protocol.