4921. Effects, Deficiency and Excess of Vitamin A... Sources of Vitamin A4922. Vitamin A in children's diet – principal sources and supplementation4923. Nicotinic acid (PP, vitamin B3) - requirement, function, sources, deficiency and excess4924. Vitamin B6: Action, Deficiency, Excess, Occurrence, and Dosage4925. Nutritional components - they assist in weight reduction and fortification, and their absence in the body can be perilous!4926. Features of biotin... occurrence and consequences of biotin4927. Vitamin B8 (Inositol) – Functions and Effects of Deficiency4928. Vitamin D, its significance, deficiencies and sources in nutrition4929. Biotin in your child's food - best sources, supplementing4930. Vitamin E – its history, functions and medicinal properties4931. Vitamin K2 - characteristics, effects, application, occurrence4932. Are these substances actually vitamins A, C, and D and what roles do they play in the human body?4933. Do you truly visit a dietitian – description, costs, and benefits4934. Watermelon properties and their impact on exercise. What vitamins does watermelon contain?4935. Recommended characteristics of cleansing... Cleansing for slimming, Lyme disease, acne, parasites4936. Therapeutic characteristics of arugula and contraindications... How to use arugula?4937. Features of oat flakes and their role in weight reduction. Recipes based on oat flakes4938. Therapeutic use of Diphtam jesionolist4939. Features of rice beverage, indications and contraindications for consumption. A recipe for rice beverage4940. Tapioca - Exotic Gastronomic Treasure4941. Is Fat Tissue Truly Superfluous or a Necessary Organ?4942. Trans Fats4943. Vegetarian Christmas Eve: Plant-Based Alternatives for Traditional Dishes4944. Celebrating Easter in line with healthy eating principles - lighter dishes to prepare during the holidays4945. Water - the Best Beverage for the Body!4946. 5 Top Dishes with Fish as the Primary Ingredient4947. Five Top Recipes for Healthy Desserts with Raspberries4948. Tuna - The True Virtue!4949. Strawberries – Beneficial Health Attributes and Simple Recipes Perfect for Summer4950. Principles of Preparing a Varied and Balanced Dish