Focus Vision Supplements. FLAVORED VITAMIN D-3 SUPPLEMENT: When not exposed to enough sunlight, your body may not be getting enough Vitamin D-3. These flavored vitamin D-3 vitamins are the perfect solution to make sure you get all the nutrients you need. SUPPORTS OVERALL HEALTH: This vitamin d3 tablet benefits your body by boosting the immune system, supporting a healthy heart, and increase bone, teeth, and muscle health. FAT-SOLUBLE VITAMIN: Take this fat-soluble vitamin with a food that has fat in it for ideal absorption into the body. You can take it when it best suits your schedule either morning or night. DAILY DIETARY NEEDS: This vitamin d deficient supplement will help to increase your energy levels over time. It can be taken every day to maintain a healthy body. VITAMIN D-3 IN FOODS & SUNLIGHT: Typically found in foods such as beef liver, fish liver oils, egg yolks, flesh of fatty fish, and cheese, these nutritional Vitamin D-3 vitamins will help you reach your daily dietary needs.