Calendula officinalis, lutein (% 80), zeaksantin (% 5), diğer karotenoidler, triterpenoid esterleri, flavoksantin (antioksidanlar) içerir(1). Kalendula çiçekleri 29.8mg / 100g lutein içeren zengin bir lutein kaynağıdır(2). Kalendula yağı tıbbi olarak kullanılmaktadır, topikal olarak tahriş olmuş dokuyu yatıştırmak için kullanılabilir(3),(4),(5).
1. National Institutes of Health. "Calendula". Herbs and Supplements. U.S. National Library of Medicine. Retrieved 2007-12-19.
2. Manke Natchigal, A.; Oliveira Stringheta, A.C.; Corrêa Bertoldi, M.; Stringheta, P.C. (2012). Quantification and Characterization of Lutein From Tagetes (Tagetes Patula L.) and Calendula (Calendula Officinalis L.) Flowers, Acta Hortic. 939, 309-314. Retrieved 3 July 2019.
3. Duran, V; Matic, M; Jovanovć, M; Mimica, N; Gajinov, Z; Poljacki, M; Boza, P (2005). "Results of the clinical examination of an ointment with marigold (Calendula officinalis) extract in the treatment of venous leg ulcers". Int J Tissue React. 27 (3): 101–6.
4. Pommier, P., et al. (2004) ). Phase III Randomized Trial of Calendula Officinalis Compared With Trolamine for the Prevention of Acute Dermatitis During Irradiation for Breast Cancer. J Clin Oncol. 22(8) 1447-53.
5. ^McQuestion, M. (2006). Evidence-based skin care management in radiation therapy. Semin Oncol Nurs. 22 163-73.