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Probiotics Boost Cognitive Health in Older Adults

9/24/2025

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Summary

Story summary

Longitudinal studies are needed to assess long-term cognitive effects and interactions with diet and genetics.
Probiotics show cognitive benefits, especially in older adults, possibly via gut-brain communication and neurotransmitter production.
Interventions vary in duration and dose (6–12 weeks; 1×10^9 to 1.8×10^10 CFU); infants and children require longer trials, with results affected by demographics.

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Story summary

Longitudinal studies are needed to assess long-term cognitive effects and interactions with diet and genetics.
Probiotics show cognitive benefits, especially in older adults, possibly via gut-brain communication and neurotransmitter production.
Interventions vary in duration and dose (6–12 weeks; 1×10^9 to 1.8×10^10 CFU); infants and children require longer trials, with results affected by demographics.