research Graded Levels of Pyridoxine in the Rat Diet During Gestation and the Physical and Neuromotor Development of Offspring 34 citations, April 1973 in “The American journal of clinical nutrition” Not enough vitamin B6 in pregnant rats' diets caused poor development and health in their babies.
research Mapping Penetration of Cosmetic Compounds into Hair Fibers Using Time-of-Flight Secondary Ion Mass Spectrometry (TOF-SIMS) 3 citations, September 2005 in “International Journal of Cosmetic Science” Different oils penetrate hair differently; monounsaturated oils like olive oil penetrate better than polyunsaturated oils.