"It feeds into the commercial stereotypes of how a woman should look, their facial and physical appearance, asperpetuated by backward Eurocentric definition of beauty.
"It is this culture which has forced many African women to starve themselves with the objective of reaching the model ramps of Paris and Milan to become the face of this or that product or magazine," the league said.
Athletics South Africa President Leonard Chuene, speaking by phone from Berlin, said Semenya was an inspiration to rural girls, some of the most powerless and disadvantaged people in the country, yet she was being raked over the coals with questions on her gender.
"I'm angry. I'm fuming. This girl has been castigated from day one, based on what?" Chuene said. "There's no scientific evidence. You can't say somebody's child is not a girl. You denounce my child as a boy when she's a girl? If you did that to my child, I'd shoot you."
The 19-year-old world 800m champion has been out of the sport for 11 months after undergoing gender tests.
"The IAAF accepts the conclusion of a panel of medical experts that she can compete with immediate effect," said a statement from the athletics body.