A year after cofounding Sakara Life, an organic-meal delivery company, she discovered that “there was no beginning or end to work,” said Ms. Tingle, 27. “I would get distracted by dust bunnies under the desk and end up vacuuming in the middle of the day, or look at myself in the mirror at 7 p.m. and realize I was still in pajamas.”

And though health food was her business, she could not stay away from her boyfriend’s pretzel supply. “They would stare at me from the perch above the fridge,” Ms. Tingle said plaintively.