What Did the Study Show?

The study examined whether prebiotics would improve muscle strength and cognition among 36 pairs of twins over 60.

Both are available over the counter.

Woman taking supplements with glass of water

Grace Cary / Getty Images

Three months later, the twins who took the prebiotics reported higher cognitive test scores.

There was no improvement in muscle strength.

How Are the Gut and Brain Connected?

The gut and the brain are connected through thegut-brain axis.

Should You Start Taking Inulin and Protein Supplements?

2021;33(11):1135-1144. doi:https://doi.org/10.1017/S1041610220003841

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“The Microbioata-Gut Brain Axis: From Motility to Mood.”

Signaling inflammation across the gut-brain axis.

Science, 374(6571), 10871092.https://doi.org/10.1126/science.abi6087

Clemens, Roger, et al.

7, 30 May 2012, pp.

1390S1401S, https://doi.org/10.3945/jn.112.160176.

Accessed 23 Oct. 2019.

Carlson JL, Erickson JM, Lloyd BB, Slavin JL.

Health Effects and Sources of Prebiotic Dietary Fiber.

Current Developments in Nutrition.

2018;2(3).

doi:https://doi.org/10.1093/cdn/nzy005