The reference link is extremely valuable; thank you. So here's my dumb question for the day: Why is there no uniformity in the measures of mcg=IU or mg=IU? I know mcg and mg are standard weights, but apparently IUs are not? Phyllis > thanks much!! > > 1 microgram of Vitamin A equals 3.33 IU. OR, = IU x 0.3=microgram > > Vitamin D: IU x 0.025 equals microgram, OR, microgram x 40=IU > > Synthetic Vitamin E: IU x 0.45=milligram, or mg x 2.22=IU > > Natural Vitamin E: IU x 0.67=mg, or mg x 1.49=IU > > source: www.crha-health.ab.ca/hlthconn/items/dris.htm > > Hope this is the info you are looking for. > > Brenda Dalton RNC > > trying to patiently wait another 2 weeks! --- Phyllis Adamson, IBCLC, RLC --- Glendale, AZ, USA --- [log in to unmask] --- Scanned by Norton AntiVirus with auto-updates *********************************************** To temporarily stop your subscription: set lactnet nomail To start it again: set lactnet mail (or digest) To unsubscribe: unsubscribe lactnet All commands go to [log in to unmask] The LACTNET mailing list is powered by L-Soft's renowned LISTSERV(R) list management software together with L-Soft's LSMTP(R) mailer for lightning fast mail delivery. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html