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Title
Exposure to retinyl esters, retinol, and retinoic acids in non-pregnant women following increasing single and repeated oral doses of vitamin A.
Authors
Hartmann, Stefan; Brørs, Odd; Bock, Jürgen; Blomhoff, Rune; Bausch, Jochen; Wiegand, Ulf-W; Hartmann, Dieter; Hornig, Dietrich H
Abstract
High intakes of vitamin A cause congenital malformations in experimental animals with elevated generation of retinoic acids (RA). Results in humans are conflicting.