In this episode of the Functional Fertility podcast, host Dr. Kalea Wattles and guest Lily Nichols, a Registered Dietitian/Nutritionist and co-author of the new book Real Food for Fertility, delve into the crucial role of preconception nutrient density, particularly focusing on protein. They explore the benefits of prioritizing dietary protein for conception, discussing the adequacy of current protein intake recommendations and the ramifications of inadequate protein intake on overall health. Lily shares practical strategies for incorporating more protein into daily meals and highlights research indicating the importance of animal foods in providing essential micronutrients vital for fertility and pregnancy. The conversation extends to the nuances of under-nutrition, particularly concerning iron intake, differentiating between heme and non-heme iron sources, and emphasizing key iron-rich foods for those trying to conceive. Additionally, Lily offers insights into the debated topic of liver supplements and rounds off the discussion by outlining the top five nutritious foods crucial for supporting fertility and healthy pregnancy. This episode serves as a comprehensive guide for individuals seeking to optimize their nutrition for conception and beyond.