1. Claire Loewenfeld wrote a number of books about nutrition, including Britain's Wild Larder: Fungi, Herb Gardening and Everything You Should Know About Your Food.

1. Claire Loewenfeld wrote a number of books about nutrition, including Britain's Wild Larder: Fungi, Herb Gardening and Everything You Should Know About Your Food.
Claire Loewenfeld's parents were Arthur and Jeanette Lewisohn.
Claire Loewenfeld married Gunther Emmanuel Loewenfeld on 5 July 1921.
Claire Loewenfeld's family continued to live in Germany until the latter part of 1938 when they left Potsdam because of the increasing likelihood of arrest.
Meanwhile, Gunther joined relatives in England and Claire Loewenfeld travelled first to Switzerland before rejoining her husband in early 1939.
In late 1938 Claire Loewenfeld studied at the Maximilian Bircher-Benner's clinic in Zurich, Switzerland obtaining a special diploma in nutrition.
Claire Loewenfeld gave lectures and demonstrations, and wrote and collaborated on several books about healthy eating, herb gardening, and cooking with herbs and spices, some of which were translated into German, Dutch and Spanish.
Claire Loewenfeld was a vegetarian and promoted the benefits of Birchermuesli, or muesli as it is better known, which she learned the health benefits of while training at the Bircher-Benner Clinic.
Claire Loewenfeld translated into English the book by Ruth Bircher which contained the original recipe for the cereal food.
Claire Loewenfeld was one of the first members of the Soil Association, advocating freshly prepared food and campaigning against the processing of food and addition of chemicals.
Claire Loewenfeld was a member of the women's volunteer organisation, Soroptimist International.