Written with Australian-trained medical scientist and naturopath Katrin Hempel, the book has 50 recipes designed to solve serotonin imbalance without drugs.

由澳洲培训机构的医学科学家和主张自然疗法的KatrinHempel共同编写的书，50种不通过药物而治疗色氨酸失衡的食谱。