Products carrying immune-related wording can have very different ingredients, including vitamins, botanical tea and silver liquids. Compare the exact panel and product type rather than assuming a shared health benefit. The D3K2 liquid is one vitamin combination to examine. Silver needs particular caution: NCCIH reports no known oral bodily benefit and risks including usually permanent skin discoloration. Read its safety information before considering a silver product.View Liquid Liposomal D3K2 – Immune and Bone Support – Berry Fusion (4 fl. oz./30 Servings).Read NCCIH silver safety information.