Topical Barley Flour for the Management of Newborn Jaundice: A Real Study Done by Actual Pediatricians Ever heard of coating a newborn in barley flour as a treatment for jaundice? Me neither…but here we are. And there’s a study! This is not satire. Shares Mama Natural, the nickname of college graduate Genevieve Howland, runs an extremely successful “natural parenting” brand with a large online presence reaching millions of people every month. Her website, a wretched hive of quackery and advertising, contains articles on a wide variety of pediatric medical topics and frequently makes specific recommendations based on anecdotes and flimsy evidence. She often uses emotionally charged language designed to denigrate medical interventions, such as the safe, and lifesaving, newborn dose of intramuscular vitamin K.