The relative cell viability of rat hippocampal tissueculture treated with Acalypha indica Linn root extract with dose of 10, 15, and 20 mg/mL was significantly higher than control (176.95%, 220.62%, and 386.02% vs. 100%). Cell proliferation of rat hippocampal tissueculture treated with Acalypha indica Linn root extract with dose of 10, 15, and 20 mg/mL was significantly higher than control (0.132, 0.117, 0.114 vs 0.096).