Takalani, Ndivhuho Beauty
 (2020)
This study investigated the effect of rooibos tea on human sperm in vitro. Semen samples 
from 50 healthy men and 50 patients were treated with aqueous extracts of fermented 
rooibos (0 µg/ml, 0.10 µg/ml, 1.0 µg/ml, 10 ...