Table 1.
Total polyphenol content (TPC) [28], Oxygen Radical Capacity (ORAC) values, and % of superoxide anion inhibition by PMA-activated-whole blood assay of 21 commercial fruit and vegetables juices (n = 3 for TPC and ORAC assay; n = 4 for % superoxide anion inhibition). Italic numbers into brackets indicate the ranking from highest to lowest antioxidant capacity of all juices according to the test used.
| Number | List of Juices | TPC | ORAC (µM TE) | % Superoxide Anion Inhibition |
|---|---|---|---|---|
| (mg GAE/L) | (PMA-Whole Blood) | |||
| 1 | Tomato (Carrefour) | 213.6 ± 68.1 | 2428.7 ± 68.2 (21) | 18.0 ± 5.9 (16) |
| 2 | Tomato (Biotta) | 358.1 ± 26.0 | 3117.8 ± 290.1 (20) | 19.8 ± 19.0 (15) |
| 3 | Carrot (Biotta) | 338.9 ± 5.6 | 3825.9 ± 840.0 (19) | 34.7 ± 6.5 (9) |
| 4 | Orange d’Espagne (Carrefour) | 541.6 ± 90.1 | 6074.3 ± 745.2 (18) | 14.9 ± 4.6 (19) |
| 5 | Pure orange (Vitamont) | 385.1 ± 155.8 | 9259.3 ± 288.2 (6) | 22.6 ± 7.7 (12) |
| 6 | Lemon (Bonneterre) | 1167.5 ± 217.3 | 6346.3 ± 628.6 (17) | 29.8 ± 17.4 (10) |
| 7 | Grapefruit | 496.8 ± 13.1 | 6936.5 ± 1482.1 (13) | 13.3 ± 3.7 (20) |
| 8 | Pure grapefruit (Vitamont) | 537.6 ± 45.8 | 13,805.2 ± 591.3 (2) | 21.5 ± 9.1 (14) |
| 9 | Grape (Materne) | 1564.0 ± 588.3 | 15,603.6 ± 458.5 (1) | 41.2 ± 3.3 (8) |
| 10 | Pure grape (Vitamont) | 643.4 ± 56.6 | 6461.7 ± 808.7 (15) | 27.1 ± 2.7 (11) |
| 11 | Pomegranate (Biotta) | 1331.9 ± 183.2 | 9046.1 ± 176.8 (8) | 51.9 ± 5.4 (6) |
| 12 | Blackcurrant (Biotta) | 1088.8 ± 80.8 | 11,256.7 ± 380.1 (4) | 54.3 ± 7.4 (2) |
| 13 | Blackcurrant (Zimmers) | 1392.2 ± 202.7 | 9219.4 ± 466.0 (7) | 54.1 ± 4.9 (3) |
| 14 | Blackcurrant (Jacoby Bio) | 1135.6 ± 93.4 | 9035.1 ± 90.6 (9) | 51.5 ± 2.5 (7) |
| 15 | Blackcurrant (Van Nahmen) | 1250.9 ± 186.8 | 7681.7 ± 422.9 (11) | 64.4 ± 12.4 (1) |
| 16 | Blackcurrant (Gut & Günstig) | 1131.1 ± 210.8 | 6636.8 ± 577.5 (14) | 53.2 ± 8.5 (5) |
| 17 | Blackcurrant (Albi) | 1121.6 ± 166.2 | 12,722.9 ± 622.4 (3) | 53.5 ± 6.9 (4) |
| 18 | Pineapple juice (Carrefour) | 1018.6 ± 60.8 | 6363.1 ± 1141.8 (16) | 17.2 ± 4.5 (17) |
| 19 | Pineapple juice (De Drie Wilgen) | 369.6 ± 21.6 | 8700.1 ± 213.6 (10) | 17.2 ± 3.4 (18) |
| 20 | Apple (Carrefour) | 1035.3 ± 8.7 | 7351.3 ± 2924.7 (12) | 11.9 ± 6.8 (21) |
| 21 | Pure apple (Vitamont) | 776.4 ± 121.0 | 10,682.4 ± 1965.4 (5) | 21.6 ± 2.8 (13) |