Dietary Supplement. Support Your Mood*. Provides D-3. Supports Healthy Immunity*. Supports Positive Mood*. Supports Breast, Colon and Bone Health*. Just on Sunshine in a Tablet from NutritionWorks™ provides you with 5000 IU of vitamin D-3. Vitamin D-3 is important to help: Support your natural defenses. Manage a positive mood. Balance out seasonal sadness. Support the.