The NUTRA-SNACKS Project: Basic Research and Biotechnological Programs on Nutraceutics -- Overview of Diet-Gene Interactions and the Example of Xanthophylls -- Therapeutic Potential of Dietary Polyphenols against Brain Ageing and Neurodegenerative Disorders -- Plant Phenolics in the Prevention and Treatment of Cancer -- Endogenous Antioxidants and Radical Scavengers -- A Nutritional Strategy for Reducing Disease and Obesity Risks -- Dietary Phytochemicals and Human Health -- Bioactive Compounds from Northern Plants -- Nutraceutical Use of Garlic Sulfur-Containing Compounds -- Genetic Engineering to Enhance Crop-Based Phytonutrients (Nutraceuticals) to Alleviate Diet-Related Diseases -- Perspective for the Use of Genetic Transformants in Order to Enhance the Synthesis of the Desired Metabolites: Engineering Chloroplasts of Microalgae for the Production of Bioactive Compounds -- Biological Elicitors of Plant Secondary Metabolites: Mode of Action and Use in the Production of Nutraceutics -- Hairy Root Cultures for Secondary Metabolites Production -- Plant Tissue Culture-An Opportunity for the Production of Nutraceuticals -- Plant Cell Cultures: Bioreactors for Industrial Production -- Determination of the Antioxidants' Ability to Scavenge Free Radicals Using Biosensors -- Biosensors for the Determination of Phenolic Metabolites -- Methods for the Determination of Antioxidant Capacity in Food and Raw Materials -- Analytical Methods for the Extraction and Identification of Secondary Metabolite Production in 'In Vitro' Plant Cell Cultures -- Biosensors for Functional Food Safety and Analysis -- Biosensors for Secondary Metabolites, Two Case Studies: Ochratoxin A and Microcystin -- Biosensors as Analytical Tools in Food Fermentation Industry -- An Overview of the Functional Food Market: From Marketing Issues and Commercial Players to Future Demand from Life in Space -- Legislation on Nutraceuticals and Food Supplements: A Comparison between Regulations in USA and EU.