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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Curr Opin Ophthalmol. 2014 May;25(3):186–190. doi: 10.1097/ICU.0000000000000046

Table 2. Four alternative formulations in the secondary randomization of AREDS2.

Formulations Vitamin C Vitamin E Beta
Carotene		 Zinc Oxide Cupric
Oxide
1 500 mg 400 IU 15 mg 80 mg 2 mg
2 500 mg 400 IU 0 mg 80 mg 2 mg
3 500 mg 400 IU 15 mg 25 mg 2 mg
4 500 mg 400 IU 0 mg 25 mg 2 mg