Ngoc, H. B., Thiep, V. V., Hoang, H. T., & Nguyet, N. T. M. (2025). Effect of Calcium Lactate Concentration on Biological Activity and Structural Properties of Alginate Gel Capsules Containing Pineapple Juice . Tropical Journal of Natural Product Research (TJNPR), 9(4), 1882 – 1888. https://doi.org/10.26538/tjnpr/v9i4.64