As a follower of the carnivore diet, holistic skincare specialist Danny Neifert largely avoids grains and veggies and subsists almost entirely on meat, which she says makes her feel sated and healthy.

This article was produced by National Geographic Traveller (UK). The Amish are fond of a sweet treat, Fannie Yoder tells me as we wander the aisles of her delicatessen in Tennessee’s Amish Country.