To find the best self-cleaning water bottle, we tested top brands Sans and LARQ against tap and filtered water.

Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy editor at So Yummy and senior lifestyle editor at Hunker. Over the past 10+ years, Anna has also written for the L.A. Times, Elle, Bust Magazine, Dazed, Apartment Therapy, Well+Good and more, focusing on all things lifestyle, health and wellness.