Stonehouse, Welma, et al. “DHA supplementation improved both memory and reaction time in healthy young adults: a randomized controlled trial.” The American journal of clinical nutrition 97.5 (2013): 1134-1143.
Gundermann, K.J.; Kuenker, A.; Kuntz, E.; Drozdzik, M. Activity of essential phospholipids (epl) from soybean in liver diseases. Pharma¬col Rep 2011, 63, 643-659.
Lee J et al., Carotenoid supplementation reduces erythema in human skin after simulated solar radiation exposure. RR.Proc Soc Exp Biol Med. 2000 Feb; 223(2):170-4.
Suganuma K et al., Anti-aging and functional improvement effects for the skin by functional foods intake : clinical effects on skin by oral ingestion of preparations containing Astaxanthin and Vitamins C and E. Jichi Medical University Journal. 2012;35:25-33.
Ramprasath, V.R.; Eyal, I.; Zchut, S.; Jones, P.J. Enhanced increase of omega-3 index in healthy individuals with response to 4-week n-3 fatty acid supplementation from krill oil versus fish oil. Lipids Health Dis 2013, 12, 178.