California Gold Nutrition, Baby Vitamin D3 Liquid, 10 mcg (400 IU), 0.
Baby's Vitamin D3 – Nordic Naturals
Amazon.com: Carlson - Baby's Super Daily D3, Baby Vitamin D Drops, 400 IU (10 mcg) per Drop, 1-Year Supply, Vegetarian, Liquid Vitamin D for Infants and Toddlers, Unflavored, 365 Drops : Health & Household
UpSpring Baby Vitamin D Drops for Infants, 365 Drops - Walmart.com
Amazon.com: Garden of Life Baby Vitamin D3 Liquid, 600 IU (15 mcg) Organic Liquid Vitamin D for Infants & Toddlers, Support for Baby's Bones & Immune System, Gluten Free & Non-GMO, 56