• The effect of rooibos tea on iron absorption 

      Hesseling P.B.; Klopper J.F.; Van Heerden P.D.R. (HMPG, 1979)
      A study was carried out to determine if rooibos tea (Aspalathus linearis) has a deleterious effect on iron absorption similar to that of ordinary tea (Camellia sinensis). Three groups of volunteers, each consisting of 10 ...