A & D 25000 IU & 1000 IU is a supplement by Carlson Labs that can be used to support organ functions. The high doses of vitamins A and D in this product can be used to support eye and brain health. This product by Carlson Labs may also be used to:

• Protect cells from free radicals
• Improve vision
• Promote bone health
• Support cardiovascular functions

Vitamin A can protect cells from the harmful effects of oxidation. so this supplement may be used to defend against premature aging. This may be useful for promoting cellular regeneration. Some people use vitamin A to boost cognitive functions. It can also regulate energy levels. Vitamin D is produced by the body with mild sun exposure. but levels can be augmented through this supplement. Studies suggest that vitamin D can improve calcium and phosphorous absorption in bones and teeth. A & D 25000 IU & 1000 IU may also boost the immune system.