Vegan mum explains why she lets her baby chew sand and rocks 30 Apr, 2021 06:11 AM 3 minutes to read The vegan mother has defended her actions to let her baby chew on a rock. Photo / Tik Tok The vegan mother has defended her actions to let her baby chew on a rock. Photo / Tik Tok news.com.au By: Rebekah Scanlan A vegan mother who lets her 8-month-old son "eat sand" and chew on rocks has defended the move despite it going against general medical advice. Alice Bender, 22, documents her life raising 8-month-old Fern in a vegan household in Arizona, US. While Fern is still "exclusively breastfed", mum Alice revealed on TikTok she lets him "eat" whatever he chooses to put in his mouth.