The present invention discloses a cancer treatment method which includes the step of treating a patient having cancer with an extract from Galenia africana L. plant. The extract may include pinocembrin and/or 2′,4′ dihydroxychalcone and/or 7-hydroxyflavanone. The cancer may be breast cancer or melanoma. The composition may be solubilized with MPG and/or Suganate.