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Article History

Received: 20 June 2020

Accepted: 4 August 2020

First Online: 28 August 2020

Compliance with ethical standards

:

: Fees for lectures or scientific advisory boards from Abiogen, Danone, Echolight, European Milk Forum, Mithra, ObsEva, Pfizer Consumer Health and Theramex.

: Full agreement with ethical standards.

: Relies on the ethics committees approval of the various trials quoted.

: This paper does not contain any studies with human participants not previously published.

: No need since review of already published studies.