She co-founded the organization after she was outraged to learn that children were starving after World War I, when the British blocked aid to several countries.
"Fit for Life," which she wrote with her husband, was a best seller in the 1980s promoting good health ahead of weight loss. But doctors were critical.
His innovations, including homelike delivery rooms and birthing pools, were based on his belief that "human birth cannot work as long as a woman is thinking."
Contraceptives bought by U.S.A.I.D. have been in limbo in a Belgian warehouse. The U.S. government said the products were destroyed, but local authorities found them.
He gained a following for techniques, notably one known as mewing, that he said could help fix crooked teeth without surgery. The medical establishment disagreed.
The birth control pills, IUDs and hormonal implants were purchased by U.S.A.I.D. for women in low-income countries. They had been in limbo in a Belgian warehouse after the U.S. cut much of its foreign aid.
The intent is to protect health care providers who send the pills to patients in states with abortion bans, and to reassure patients who fear they could be identified.