Definition of "beautifying"

When thou present’st me, Gellia, with an Hare,Marcus, thou say’st, ’twill make the seven Days fair.If Hare be such a beautifying Meat,Thou ne’er of one in all thy Life didst eat.

1695, Henry Killigrew, transl., Epigrams of Martial‎, London: Henry Bonwicke, Book 5, Epigram 32, pp. 117-118

It evidently surpassed his majesty’s comprehension how any sober-minded and sensible individual could entertain the least possible objection to so beautifying an operation [i.e. being tattooed].

1846, Herman Melville, chapter 30, in Typee‎, London: John Murray, published 1847, page 243

[…] I have found exercise far more beautifying than any surgical face-lift.

1979, Nathan Pritikin, Patrick M. McGrady, The Pritikin Program for Diet and Exercise‎, New York: Bantam, published 1980, Part 2, Chapter 13, p. 74