- Buenger, J. and Driller, H., 2004. Ectoin: an effective natural substance to prevent skin aging. Skin Pharmacology and Physiology, 17(5), pp.232-237.
- Galinski, E.A., Pfeiffer, H.P. and Trüper, H.G., 1985. 1,4,5,6-Tetrahydro-2-methyl-4-pyrimidinecarboxylic acid. A novel cyclic amino acid from halophilic phototrophic bacteria of the genus Ectothiorhodospira. European Journal of Biochemistry, 149(1), pp.135-139.
- Heinrich, U., Garbe, B. and Tronnier, H., 2007. In vivo assessment of Ectoin: a randomized, vehicle-controlled, double-blind study. Journal of Cosmetic Dermatology, 6(4), pp.263-268.
- Sydlik, U., Peuschel, H., Fritsche, C., Al-Malahmeh, A., Hullmann, M., Schins, R.P., Krutmann, J. and Unfried, K., 2009. Ectoine as a novel ingredient for the prevention of radiation-induced skin damage. Journal of Dermatological Science, 56(2), pp.91-98.
