JerdaPharma Vitamin D3 contains a high dosage of 1000 IU per softgel capsule. Vitamin D has varying effects | PharmaHorse
D3 1000™ | Metagenics
EARTHSWEET CHEWABLES VITAMIN D3 1000 IU
Amazon.com: Nature Made Vitamin D3 1000 IU (25 mcg), Dietary Supplement for Bone, Teeth, Muscle and Immune Health Support, 100 Tablets, Pack of 3 : Health & Household
VITAMIN D3 Supplement 1000 IU - DaVinci Laboratories
Nature Made Vitamin D3 1000 IU (25 mcg) Softgels, Dietary Supplement for Bone and Immune Health Support, 500 Count - Walmart.com