Habibilah R, Purwayantie S. Study of the Correlation Between Vitamins and Iron on the Antioxidant Activity of Soy Milk Yogurt Enriched with Purslane (Portulaca oleracea L.). J. Health Nutr. Res [Internet]. 2024 Apr. 30 [cited 2026 Feb. 5];3(1):99-104. Available from: https://journalmpci.com/index.php/jhnr/article/view/244