COLD PRESSED OLIVE OIL HAVING FREE FATTY ACID CONTENT OF LESS THAN 0.1%

Abstract

The present invention provides cold pressed olive oil having free fatty acid (FFA) content of less than 0.1% wt and processes for its preparation.

Claims

1. Olive oil having free fatty acid (FFA) content of less than 0.1% wt wherein said oil is cold pressed oil.

2. Olive oil of claim 1, having free fatty acid content of between about 0.1 to 0.05% wt.

3. Olive oil of claim 1, having free fatty acid content of less than 0.05% wt.

4. Olive oil of claim 1, having free fatty acid content of less than 0.01% wt.

5. A process for producing cold pressed olive oil having FFA content of less than 1%; said process comprising the steps of: a. crashing the olive fruit to form a paste of olive oil, distilled water and none dissolvable solids; b. malaxing the paste; c. separating/decanting the olive oil from the none dissolvable solids; d. centrifuging the olive oil to remove distilled water; e. wherein at least one solid particulate adsorbent of FFA is added at least once before, during or after any step; thereby producing cold pressed olive oil having FFA content of less than 1%.

6. A process according to claim 5, wherein said at least one solid particulate adsorbent is added at or before step (a).

7. A process according to claim 5 wherein said at least one solid particulate adsorbent is added is added at or before step (b).

8. A process according to claim 5, wherein said at least one solid particulate adsorbent is added at or before step (c).

9. A process according to claim 5, wherein said at least one solid particulate adsorbent is selected from silicate, TALC, Ginger extract, Coconut water extract, Aloe Vera Extract and any combinations thereof.

10. A process for producing cold pressed olive oil having FFA content of less than 1%; said process comprising the steps of: (a) providing cold pressed olive oil having FFA content of higher than 1% wt; (b) adding to said oil at least one solid particulate adsorbent of FFA and distilled water; (c) mixing said olive oil, distilled water and said at least one solid particulate adsorbent of FFA; (d) decanting/separating the olive oil and filtering said at least one solid particulate adsorbent of FFA; (e) centrifuging the olive oil to remove distilled water; thereby producing cold pressed olive oil having FFA content of less than 1%.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

[0050] The subject matter regarded as the invention is particularly pointed out and distinctly claimed in the concluding portion of the specification. The invention, however, both as to organization and method of operation, together with objects, features, and advantages thereof, may best be understood by reference to the following detailed description when read with the accompanying drawings in which:

[0051] FIGS. 1A-1D is show a schematic cold press process of the invention for obtaining olive oil of the present invention.

[0052] FIG. 2 shows an embodiment of a process of the invention wherein FFA in cold pressed olive oil is adsorbed and then filtered.

[0053] It will be appreciated that for simplicity and clarity of illustration, elements shown in the figures have not necessarily been drawn to scale. For example, the dimensions of some of the elements may be exaggerated relative to other elements for clarity. Further, where considered appropriate, reference numerals may be repeated among the figures to indicate corresponding or analogous elements.

DETAILED DESCRIPTION OF THE PRESENT INVENTION

[0054] In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the invention. However, it will be understood by those skilled in the art that the present invention may be practiced without these specific details. In other instances, well-known methods, procedures, and components have not been described in detail so as not to obscure the present invention.

[0055] The present invention provides olive oil having free fatty acid (FFA) content of less than 0.1% wt wherein said oil is cold pressed oil.

[0056] In some embodiments, said cold pressed olive oil has free fatty acid content is less than 0.1% wt. In other embodiments, said olive oil has FFA content of between about 0.1 to 0.05% wt. In further embodiments, said olive oil has FFA content of less than 0.05% wt. In other embodiments, said olive oil has FFA content of between about 0.05 to 0.01% wt. In yet other embodiments, said olive oil has FFA content of less than 0.01% wt.

[0057] The invention further provides a process for producing cold pressed olive oil having FFA content of less than 0.1%; said process comprising the steps of: (a) crashing the olive fruit to form a paste of olive oil, distilled water and none dissolvable solids; (b) malaxing the paste; (c) separating/decanting the olive oil from the none dissolvable solids (filtering said none dissolved solids); (d) centrifuging the olive oil to remove distilled water; wherein at least one solid particulate adsorbent of FFA is added at least once before, during or after any step; thereby producing cold pressed olive oil having FFA content of less than 0.1%.

[0058] The invention further provides a process for producing cold pressed olive oil having FFA content of less than 1%; said process comprising the steps of: (a) crashing the olive fruit to form a paste of olive oil, distilled water and none dissolvable solids; (b) malaxing the paste; (c) separating/decanting the olive oil from the none dissolvable solids; (d) centrifuging the olive oil to remove distilled water; wherein at least one solid particulate adsorbent of FFA is added at least once before, during or after any step; thereby producing cold pressed olive oil having FFA content of less than 1%.

[0059] In some embodiments of a process of the invention said at least one solid particulate adsorbent is added at step (a). In other embodiments of the process of the invention, said at least one solid particulate adsorbent is added prior to step (a). In yet other embodiments of a process of the invention, said at least one solid particulate adsorbent is added is added at step (b). In some embodiments of a process of the invention said at least one solid particulate adsorbent is added prior to step (b). In some embodiments of a process of the invention said at least one solid particulate adsorbent is added at step (c). In some embodiments of a process of the invention said at least one solid particulate adsorbent is added prior to step (c). FIGS. 1A to 1D provide the different embodiments of a process of the invention.

[0060] In some embodiments of a process of the invention said at least one solid particulate adsorbent is selected from silicate, TALC, Ginger extract, Coconut water extract, Aloe Vera Extract and any combinations thereof.

[0061] The invention further provides a process for producing cold pressed olive oil having FFA content of less than 1%; said process comprising the steps of: (a) providing cold pressed olive oil having FFA content of higher than 1% wt; (b) adding to said oil at least one solid particulate adsorbent of FFA and distilled water; (c) mixing said olive oil, distilled water and said at least one solid particulate adsorbent of FFA; (d) decanting/separating the olive oil and filtering said at least one solid particulate adsorbent of FFA; (e) centrifuging the olive oil to remove distilled water; thereby producing cold pressed olive oil having FFA content of less than 1%.

[0062] FIG. 2 provides a schematic representation of such a process. The cold pressed olive oil is added to the mixing container, and at least one solid particulate adsorbent of FFA and distilled water and while the oil, thereafter the solid none dissolved particulate matter adsorbing said FFA is filtered out of the oil.

[0063] In some embodiments of a process of the invention, the process produces olive oil having free fatty acid (FFA) content of less than 0.5% wt. In some embodiments of a process of the invention, the process produces olive oil having free fatty acid (FFA) content of less than 0.1% wt. In other embodiments, a process of the invention produces olive oil having free fatty acid content of between about 0.1 to 0.05% wt. In further embodiments, a process of the invention produces olive oil having free fatty acid content of less than 0.05% wt. In yet other embodiments, a process of the invention produces olive having free fatty acid content of between about 0.05 to 0.01% wt. In other embodiments, a process of the invention produces olive oil having free fatty acid content of less than 0.01% wt.

[0064] The invention provides olive oil having FFA content of less than 1%, being produced by a process of the present invention. In some embodiments, said olive oil has FFA content of less than 0.5% wt. In other embodiments, said olive oil has FFA content of between 1 to 0.5%. In some embodiments, said olive oil has FFA content of less than 0.1% wt. In other embodiments, said olive oil has FFA content of between 0.5 to 0.1%.wt.

[0065] Table 1 below shows the FFA levels achieved for samples of olive oil of the invention using a process of the present invention:

TABLE-US-00002 TABLE 1 Olive Oil of the Invention Time EXP Olive of FFA AVERAGE # EXP Tile (Kg) mixing results (AVG) STDEV 1 A Control 50 1 hr 2.5 2.5 0 1 B Control 50 2.5 1 C Control 50 2.5 1 D Control 50 2.5 1 E Control 50 2.5 2.1 A Liquid 2.1 250 1 hr 0.01 0.012 0.004 2.1 B Liquid 2.1 250 0.01 2.1 C Liquid 2.1 250 0.01 2.1 D Liquid 2.1 250 0.02 2.1 E Liquid 2.1 250 0.01 2.2 A Liquid 2.2 312 1 hr 0.03 0.016 0.009 2.2 B Liquid 2.2 312 0.01 2.2 C Liquid 2.2 312 0.01 2.2 D Liquid 2.2 312 0.01 2.2 E Liquid 2.2 312 0.02 3.1 A Powder 3.1 250 1 hr 0.02 0.022 0.008 3.1 B Powder 3.1 250 0.03 3.1 C Powder 3.1 250 0.03 3.1 D Powder 3.1 250 0.02 3.1 E Powder 3.1 250 0.01 3.2 A Powder 3.2 250 1 hr 0.01 0.012 0.004 3.2 B Powder 3.2 250 0.01 3.2 C Powder 3.2 250 0.02 3.2 D Powder 3.2 250 0.01 3.2 E Powder 3.1 250 0.01

[0066] Table 2 shows the FFA levels of olive oil samples before and after treatment of a process of the invention.

TABLE-US-00003 TABLE 2 FFA levels of olive oil before and after treatment Olive Oil FFA % wt prior FFA % wt post treatment Sample # to treatment of the invention 1 1.2 0.01 2 1.5 0.01 3 1.7 0.02 4 0.8 0.01 5 1.1 0.01 6 2.4 0.02 7 2 0.02 8 2.2 0.02 9 2.25 0.02 10 2.45 0.03 11 2.55 0.03 12 1.85 0.02 13 1.7 0.01 14 2.3 0.03 15 1.55 0.02 16 1.42 0.01 17 1.63 0.02 18 2.8 0.02 19 3.2 0.01 20 3.6 0.03 21 3.85 0.02 22 3.35 0.01 23 3.7 0.02 24 3.85 0.02 25 2.45 0.01 26 1.72 0.03 27 0.95 0.02 28 2.72 0.02 29 2.2 0.01 30 0.8 0.01 31 0.6 0.01 32 0.5 0.01 33 1.15 0.01 34 1.55 0.02 35 1.65 0.02 36 1.8 0.02 37 1.95 0.01 38 2 0.01 39 3.1 0.02 AVR 2.05 0.017 STDEV 0.9 0.007 Range 0.5-3.85 0.01-0.03

[0067] While certain features of the invention have been illustrated and described herein, many modifications, substitutions, changes, and equivalents will now occur to those of ordinary skill in the art. It is, therefore, to be understood that the appended claims are intended to cover all such modifications and changes as fall within the true spirit of the invention.