Table 1.
Long-chain n-3 polyunsaturated fatty acid composition (mol%) of plasma phosphatidylcholine at before and after 14 days of consuming the oil supplement
| Intake (g/d) | n | Eicosapentaenoic acid (µmol/L) | Docosapentaenoic acid (µmol/L) | Docosahexaenoic acid (µmol/L) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| EPA | DHA | EPA+DHA | Day 0a | Day 14a | Differenceb | Day 0a | Day 14a | Differenceb | Day 0a | Day 14a | Differenceb | |
| 0.19 | 0.14 | 0.33 | 15 | 1.0 (0.5) | 1.3 (0.3) | 0.4 (−0.1, 0.8) | 0.7 (0.2) | 0.8 (0.2) | 0.1 (−0.1, 0.3) | 3.0 (1.0) | 3.3 (0.9) | 0.3 (−0.6, 1.2) |
| 0.38 | 0.28 | 0.66 | 12 | 0.8 (0.2) | 2.2 (0.7) | 1.5 (0.7, 2.2)c | 0.6 (0.2) | 0.9 (0.3) | 0.3 (0.2, 0.5)c | 2.7 (0.8) | 3.7 (0.8) | 1.0 (0.5, 1.5)c |
| 0.44 | 0.28 | 0.72 | 19 | 1.0 (0.4) | 1.6 (0.6) | 0.8 (0.1, 1.5)c | 0.7 (0.2) | 0.9 (0.3) | 0.2 (0.0, 0.4)c | 3.6 (1.2) | 3.6 (1.0) | 0.0 (−0.8, 0.9) |
| 0.55 | 0.42 | 0.99 | 12 | 1.2 (1.0) | 3.1 (1.1) | 1.9 (1.1, 2.6)c | 0.7 (0.3) | 1.0 (0.4) | 0.3 (0.1, 0.5)c | 3.1 (1.4) | 4.3 (1.3) | 1.2 (0.2, 2.2)c |
| 0.76 | 0.56 | 1.32 | 12 | 0.8 (0.2) | 3.5 (0.7) | 2.6 (2.1, 3.2)c | 0.7 (0.2) | 1.1 (0.2) | 0.4 (0.3, 0.6)c | 3.1 (0.8) | 4.5 (0.9) | 1.4 (0.8, 2.0)c |
| 0.88 | 0.56 | 1.44 | 13 | 1.0 (0.3) | 2.5 (1.0) | 1.6 (0.8, 2.4)c | 0.7 (0.2) | 1.1 (0.3) | 0.3 (0.1, 0.5)c | 3.4 (0.9) | 4.6 (1.1) | 1.2 (−0.2, 2.6) |
| 0.95 | 0.55 | 1.50 | 47 | 1.0 (0.5) | 3.7 (1.3) | 2.7 (2.3, 3.2)c | 0.8 (0.3) | 1.2 (0.3) | 0.4 (0.3, 0.5)c | 3.4 (1.1) | 4.6 (1.2) | 1.3 (0.9, 1.7)c |
| 0.95 | 0.70 | 1.65 | 7 | 1.3 (1.0) | 4.3 (0.7) | 3.0 (1.2, 4.7)c | 0.7 (0.2) | 1.1 (0.3) | 0.3 (0.0, 0.7)c | 3.4 (0.7) | 4.7 (1.1) | 1.3 (0.0, 2.6)c |
| 1.32 | 0.84 | 2.16 | 10 | 1.0 (0.6) | 3.1 (1.5) | 2.2 (0.5, 3.8)c | 0.8 (0.2) | 1.1 (0.3) | 0.3 (0.1, 0.6)c | 3.3 (0.7) | 4.4 (1.4) | 1.1 (−0.7, 2.9) |
| 1.90 | 1.10 | 3.00 | 48 | 1.0 (0.5) | 5.6 (2.0) | 4.6 (3.8, 5.4)c | 0.8 (0.2) | 1.4 (0.3) | 0.6 (0.5, 0.7)c | 3.5 (1.0) | 5.2 (1.3) | 1.8 (1.3, 2.2)c |
| 1.90 | 1.40 | 3.30 | 8 | 1.3 (0.7) | 5.8 (2.0) | 4.5 (2.0, 7.0)c | 1.0 (0.2) | 1.6 (0.3) | 0.6 (0.1, 1.0)c | 4.1 (1.1) | 5.6 (1.5) | 1.6 (−0.2, 3.4) |
| 2.20 | 1.40 | 3.60 | 12 | 1.1 (0.5) | 4.5 (2.3) | 3.4 (1.3, 5.5)c | 0.8 (0.3) | 1.4 (0.3) | 0.6 (0.2, 0.9)c | 3.3 (0.8) | 5.3 (1.2) | 1.9 (1.3, 2.6)c |
| 2.85 | 1.65 | 4.50 | 10 | 1.0 (0.4) | 7.0 (2.5) | 6.1 (3.4, 8.7)c | 0.7 (0.3) | 1.7 (0.4) | 1.0 (0.5, 1.5)c | 3.7 (1.1) | 6.4 (1.0) | 2.7 (1.4, 4.1)c |
a Values are mean (SD)
b Values are mean (99% CI)
c Day 14 significantly different from day 0, paired t-test P < 0.01