Should we tease animals -even if they are “only rats” -with unnecessary trials? If these are life-saving trials this is for sure allowed” but not to prove/disprove things we already know about plants like tea [https://en.wikipedia.org/wiki/Matcha] and ashwagandha..

Evaluation of Matcha (Camellia sinensis) and Ashwagandha (Withania somnifera) Efficacy Against Utero-Ovarian Injury in Rats (scialert.net)