Table 1.

Composition of graded n-3 PUFA diets.

Ingredient		4.6 % ALA diet	3.8 % ALA diet	2.6 % ALA diet	1.7% ALA diet	0.8 % ALA diet	0.2 % ALA diet
				g/100 g food
Carbohydrate		60	60	60	60	60	60
Protein		20	20	20	20	20	20
Fat		10	10	10	10	10	10
Hydrogenated coconut oil		6.00	6.12	6.25	6.37	6.50	6.62
Safflower oil		3.23	3.26	3.29	3.32	3.35	33.8
Flaxseed oil		0.77	0.62	0.46	0.31	0.15	0
Other ingredient		10	10	10	10	10	10
Fatty acid concentration				% of total fatty acid concentration
12:0		28.8	30.3	30.7	31.6	32.4	34.0
14:0		12.5	12.9	13.1	13.3	14.0	14.6
14:1n-5		0.04	0.04	0.03	0.04	0.05	0.05
16:0		9.5	9.6	9.6	9.5	9.8	9.9
16:1n-7		0.04	0.04	0.04	0.06	0.06	0.13
18:0		8.0	7.9	8.1	8.3	9.3	8.0
18:1n-9		8.4	7.7	8.0	7.6	7.1	5.9
18:2n-6		27.9	27.7	27.9	27.9	27.5	27.2
18:3n-3		4.6	3.8	2.6	1.7	0.8	0.2
Total saturated		58.8	60.7	61.5	62.7	64.5	66.5
Total Monounsaturated		8.5	7.8	8.0	7.7	7.2	6.1
n-6 PUFA		27.9	27.7	27.9	27.9	27.5	27.2
n-3 PUFA		4.6	3.8	2.6	1.7	0.8	0.2
n-6/n-3		4.2	5.1	7.0	11.8	23.4	132.9
Fatty acid content1				µmol/g diet
18:2n-6		40.5 ± 3.6	40.6 ± 1.8	44.1 ± 3.0	38.1 ± 0.8	41.1 ± 5.0	35.8 ± 2.7
18:3n-3		6.7 ± 0.3	5.5 ± 0.6	4.0 ± 0.6	2.4 ± 0.1	1.2 ± 0.2	0.21 ± 0.03

Data represent averages or means ± SD of 3 analyses