Salivary immunoglobulin A

There are 2 papers on salivary immunoglobulin A in aging research: 2 trials in people.

Biomarker

2 papers study it4 more mention it1 finding

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  • Human trial2

Interventions

1

Overnight forest stay

upin humans1

1 study
  1. Overnight forest stay increases salivary immunoglobulin A in humans (Postmenopausal women; baseline measurement).

    “an overnight forest stay significantly enhanced baseline SIgA and happiness while reducing stress markers.”

    Human trialPostmenopausal women; baseline measurementovernightfemales

    Forest walking promoted the psychological and physiological health of postmenopausal women

    International journal of environmental health research

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Dec 2025: 0Jan 2026: 1Feb 2026: 0Mar 2026: 0Apr 2026: 0May 2026: 0Jun 2026: 0Jul 2026: 0Aug 2026: 0Sep 2026: 0Oct 2026: 0Nov 2026: 12 papers in 12 months