With increased pressure on our food systems and a growing demand for healthful options, producers seek alternative food sources to improve nutrition and mitigate food insecurity across the globe. Though often overlooked as a potential food source, algae offer high-yield, nutrient-rich alternatives that require minimal land and water, making them environmentally friendly. Algae: A Promising Source of Food, Feed and Bioproducts delves into the multifaceted potential of algae as a sustainable and nutrient-rich resource. High in protein, vitamins and minerals, algae offer versatility as a supplement or a primary ingredient in various food products. The book explores how incorporating algae into the human diet can enhance nutritional value and promote health, offering a sustainable solution to meet the growing global demand for nutritious food. Beyond human nutrition, the book examines the significant role of algae in animal feed. It discusses how algae can be utilized to improve the health and growth rates of livestock, poultry, and aquaculture species. By presenting real-world applications and case studies, the book demonstrates the practical benefits and feasibility of integrating algae into animal feed regimes. The environmental benefits of algae, such as carbon dioxide capture, wastewater treatment, and pollution reduction, are emphasized, showcasing how algae cultivation can support sustainable industrial practices. Additionally, the book provides insights into the economic viability and market potential of algae-based products, identifying current trends, challenges, and opportunities in the algal industry. Through a comprehensive analysis of research and development efforts, the book aims to inspire further innovation and investment in the promising field of algal biotechnology.