Hunger by Idatrah and Blankage

5-page black and white comic: Woman is breastfeeding when her infant daughter begins to literally suck the years away from her

https://www.pixiv.net/member_illust.php?mode=medium&illust_id=62846050

Southern Belle’s Revenge: Thin to THICC Webmistress by Deuce and Lung Drakkar

3-part color sequence: Woman gets thicker

http://www.hentai-foundry.com/pictures/user/LungDrakkar/500875/Southern-Belles-Revenge-Thin-to-THICC-Webmistress