How to take: As a dietary supplement, dissolve one MicroLingual tablet under the tongue. This product may also be swallowed; can be repeated every 4 to 6 hours as necessary. Benefits: - Zinc supports the immune system.* Vitamin D3 is critical for a healthy immune system.* - Vitamin C for and Elderberry for enhanced antioxidant and Immune System support. Superior Source provides vitamins and minerals in our Instant Dissolve MicroLingual tablets for optimal nutrient delivery.* No pills to swallow.GMP CERTIFIED QUALITY - We test all incoming raw materials for the active ingredients, heavy metals, GMOs, and microbial contamination through a third-party certified laboratory. Once manufactured, the Superior Source MicroLingual tablets go for additional potency, contaminant and purity testing. Once we confirm that the finished product meets or exceeds our GMP compliant quality standards it is released to you. MICROLINGUAL VITAMINS – Tablets that dissolve instantly with no pills to swallow. Superior Source pioneered the world's best delivery system of MicroLingual supplements that dissolve fast and give rapid absorption for the body. JUST PURE INGREDIENTS – Non-GMO, gluten-free, preservative free, sugar free, dye free; no fillers, no additives, no excipients, no Magnesium Stearate or Silica. Other vitamins require lots of binders to hold them together. Our Micro tablets only contain the pure active nutrients and other necessary natural ingredients. ZINC – an essential mineral for cellular function, supports a healthy immune system, DNA synthesis and cell division. Additionally, zinc promotes healthy skin, hair & eyes. Zinc is needed for the proper growth and maintenance of the human body. IMMUNE SUPPORT – Our Zinc Plus Lozenges, (5 mg of Zinc per lozenge) are formulated for Immune Support, with the addition of Vitamins C (30 mg), D3 (1,000 IU) and Elderberry extract (50 mg). Vitamin D3 is critical for a healthy immune system. Vitamin C and Elderberry are included for enhanced antioxidant and Immune System support.Best Sellers Rank: See Top 100 in Health & Household. Age Range (Description): Adult. Product Benefits: Immune Support. Diet Type: Gluten Free. Item Dimensions LxWxH: 1.5 x 1.5 x 3.5 inches. Item Weight: 1.5 Ounces. Item Form: Tablet. Unit Count: 90.00 Count. Primary Supplement Type: Vitamin D3, Vitamin C, Zinc. Flavor: Elderberry. Brand: Superior Source. Country of Origin: USA. : B08R1PNZ4Z. Manufacturer: Continental Vitamin Company, Inc. Date First Available: December 19, 2020. Item model number: 90071. Product Dimensions: 1.5 x 1.5 x 3.5 inches; 1.5 Ounces.