A blend of zinc, serine, and branched-chain amino acids quickly improved brain signaling and social behaviors across several autism mouse models. The nutrients’ combined actions created benefits that none could achieve alone. Credit: Shutterstock Researchers led by Tzyy-Nan Huang and Ming-Hui Lin at Academia Sinica in Taiwan have found that a low-dose combination of zinc, serine, and branched-chain amino acids may ease behavioral difficulties in three mouse models of autism. The study,