New Roots-Vitamin D3 2,500 IU per Drop · Extra Strength

New 2,500IU Extra Strength Potency Vitamin D3! New Roots Herbal's Vitamin D3 supplies 2,500 IU - the current maximum dosage recommended by Health Canada of the biologically active form of vitamin D. Vitamin D3 is critical for the absorption and regulation of calcium and phosphorus levels necessary for strong bones, teeth, and nails. The ability to synthesize adequate vitamin D3 diminishes with age. The many health problems that result from a deficiency of vitamin D3 include osteoporosis and seasonal affective disorder (SAD). These illnesses can be addressed with a daily supplementation of New Roots Herbal's Vitamin D3.