The quality and ingredients are top notch. Packaging and size are good. There is a result. useful for Health and Immunity Use positive Dosage and Supplement and Frequency normal. result and improvement is. The taste is pleasant. When there is a lack of Sun and Deficiency and When weak Bones use it. Absorption norms recommend to everyone!!! children sometimes lack d3, and this vitamin is the same. There is a benefit. Age for Everyone