Nature’s Answer, Vitamin D-3 Drops, 100 mcg (4,000 IU), 0.5 fl oz (15 ml)

Vitamins and minerals

NOW Foods, C-1000 Zinc Immune Booster, Vitamin C, 1000 mg and Zinc, 15 mg, 90 Vegetarian Capsules

Vitamins and minerals

California Gold Nutrition, Vitamin D3, 50 mcg (2,000 IU), 360 Fish Gelatin Capsules

Vitamins and minerals

NOW Foods, Vitamin D3, High Potency, 1000 IU, 180 Softgels

Vitamins and minerals

NutriBiotic NutriBiotic, Immunity, Vitamins C + D3 and Zinc, 100 Capsules