| abstract |
"PURIFICATION OF GROSS PUFA OILS". A process for preparing an oil mixture of a PUFA <sym> 6 (as ARA) with PUFA <sym> 3 (such as DHA and / or EPA) which may be included in edible formulations as foodstuffs, and in particular, is described. Formulas for child. An oil containing crude PUFA <sym> 6 (e.g. ARA) is mixed with an oil containing crude PUFA <sym> 3 (e.g. DHA or EPA) to produce a crude oil mixture (or combination). This mixture is then purified before addition to a foodstuff. Alternatively, an oil containing crude PUFA <sym> 6 is treated, and an oil containing crude PUFA <sym> 3 is also treated, and the two purified oils are then mixed before deodorization and then added to a foodstuff. Purification includes acid and / or alkali treatment, bleaching, deodorization, filtration, polishing or cooling. Purification removes waste metals, pigments, carbohydrates, proteins, sulfur, sterols, mono- or diglycerides from oils making them suitable for human consumption. |