Kal's "D-3 DropIns 1.8oz 2000iu Blueberry" likely refers to a vitamin D3 supplement in a liquid drop form, flavored with blueberry. Here's a detailed description of this product: Vitamin D3 (Cholecalciferol): Vitamin D3 is a fat-soluble vitamin that plays a crucial role in calcium absorption, bone health, immune function, and overall well-being. It is synthesized in the skin upon exposure to sunlight and is also obtained from dietary sources and supplements. DropIns Form: DropIns are liquid drops designed for easy administration and absorption. They are often favored for individuals who have difficulty swallowing pills or prefer a liquid supplement format. 1.8oz Size: The product comes in a 1.8-ounce bottle, indicating the volume of the liquid supplement. This size typically provides a sufficient quantity for daily supplementation over an extended period, depending on the dosage and frequency of use. 2000 IU (International Units): Each drop likely contains 2000 international units of vitamin D3. This dosage is considered a moderate to high dose and is commonly used to support optimal vitamin D levels, especially in individuals with insufficient sun exposure or specific health needs. Blueberry Flavor: The supplement is flavored with blueberry, adding a pleasant taste to the drops. Flavoring can enhance the palatability of supplements, making them more enjoyable to take, especially for those who may have taste preferences or aversions.