Maria Orosa:
Pioneering food technologist and inventor, Maria Orosa (aka Maria Y Orosa) invented Calamansi Nip, a powdered form of Calamansi fruit which could be made into juice, invented Soyalac, a powdered preparation of soya beans, and is the proud inventor of the Orosa Palayok Oven.
She co-invented Oroval and Clarosa with her co-workers at the Bureau of Plant Industry.
Maria Orosa - Other Food Preparations:
Maria Orosa also invented recipes for banana ketchup, wines from native fruits (casuy and guava), pineapple vinegar, banana starch, soyamilk, banana flour, cassava flour, guava jelly, santol, and rice cookies.
Maria Orosa taught Filipinos how to preserve the native adobo, dinuguan, kilawen and escabeche fruits.
Maria Orosa - Education:
- Bachelor of Science in pharmaceutical chemistry from the University of Seattle, 1917
- Bachelor of Science in food chemistry from the University of Seattle, 1918
- Bachelor of Science in pharmacy from the University of Seattle, 1920
- Master of Arts in pharmacy from the University of Seattle, 1921
Maria Orosa - Other Achievements:
In 1922, and Maria Orosa began teaching home economics at Centro Escolar University in the Philippines. In 1923, she started working for the Bureau of Science as a chemist, who was sent throughout the Philippines to promote better nutrition. In 1923, she helped organize the food preservation division under the Bureau of Science, and in 1927, became the acting division head. In 1929, she was appointed the head of the homeeconomics division of the Bureau of Science. On January 1, 1933, she became the head of the bureau’s food preservation division.

