The invention pertains to a process for simultaneous producing an infant formula product and a dairy product from defatted animal milk, comprising (a) processing the milk into a casein stream, a whey protein stream and a lactose stream by a combination of microfiltration and ultrafiltration, wherein the casein stream originates from the microfiltration as retentate, the whey protein stream originates from the ultrafiltration as retentate and the lactose stream originates from the ultrafiltration as permeate; (b) combining at least part of the whey protein stream originating from step (a) and a lactose source to obtain are combined stream; (c) using the recombined stream originating from step (b) in the manufacture of the infant formula product; and (d) using at least part of the casein stream originating from step (a) and defatted animal milk in the manufacture of the dairy product. The invention further concerns the infant formula product obtainable by step (c) of the process according to the invention, and to the dairy product obtainable by step (d) of the process according to the invention.

The invention pertains to a process for simultaneous producing an infant formula product and an acidic dairy product from defatted animal milk, comprising (a) processing the milk into a casein stream, a whey protein stream and a lactose stream, by: (i) subjecting the defatted animal milk to a filtration step over a microfiltration membrane capable of retaining bacteria and permeating milk proteins, to provide a debacterialized milk as permeate; (ii) subjecting the permeate originating from step (i) to a filtration step over a microfiltration membrane capable of retaining casein and permeating whey proteins, to provide a casein stream as retentate and a permeate comprising whey protein; (iii) fractionating the permeate originating from step (ii) into a whey protein stream and a lactose stream; (b) combining part of the casein stream, at least part of the whey protein stream originating from step (a) and a lactose source to obtain a recombined stream, wherein the lactose source comprises acid whey; (c) using the recombined stream originating from step (b) in the manufacture of the infant formula product; (d) using part of the casein stream originating from step (a) in the manufacture of the acidic dairy product. The invention further concerns the infant formula product obtainable by step (c) of the process according to the invention, and to the acidic dairy product obtainable by step (d) of the process according to the invention.

A method of producing sialyloligosaccharides a sialyloligosaccharides-containing source that also contains carbohydrates and minerals. The process includes subjecting the source to a temperature of from about 67? C. and (i) filtration with a heat-resistant filter at a temperature of about 35 to about 95? C. to produce a first retentate and first permeate, or (ii) centrifugal separation to produce a light phase and a heavy phase and filtration of the light phase at a temperature of about 50 to about 70? C. to produce a first retentate and first permeate, (b) nanofiltration of the first permeate, or nanofiltration and diafiltration of the first permeate, to produce a second retentate and second permeate, and (c) concentration of the second retentate, to produce a sialyloligosaccharide-containing extract. Additionally, the invention relates to a sialyloligosaccharide-enriched composition comprising at least 3-sialyllactose and 6-sialyllactose and its use in, for example, nutritional and infant formulas, and for maintaining or improving cognitive function.

A process for producing dairy products with a defined lactose content is suggested, comprising the following steps: (a) Ultrafiltration of a starting milk for producing a first permeate P1 and a first retentate R1; (b) Reverse osmosis of the first permeate P1 for producing a second permeate P2 and a second retentate R2; (c) Decalcification of the second retentate R2; (d) Ultrafiltration of the decalcified product of step (c) for producing a third permeate P3 (lactose concentrate) and a third retentate R3 (mineral concentrate); (e) Mixing the first retentate R1 with such an amount of the third permeate P3 and the third retentate R3 each so that a standardized dairy product with a defined concentration of lactose and salts is obtained.

The present invention relates to a bioactive sweet whey protein concentrate or composition for increasing e.g. cognitive functions particularly in young mammals such as pre-term or term infants, toddlers, children or young adults. The present invention further disclose a new concept for large-scale industrial production method of bioactive whey protein concentrates or compositions by use of mild heat treatment and pressure driven membrane separation.

A low-mineral quark matrix is suggested, which is obtainable by (a) subjecting raw milk to heat treatment, separating the cream, (b) subjecting the skimmed milk such obtained to an ultrafiltration step and/or a reverse osmosis step, producing a retentate R1, which represents a dairy protein concentrate, and a permeate P1, (c) subjecting the permeate P1 to an electrodialysis step, producing a salt-depleted diluate D1, (d) combining the diluate D1 with the retentate R1, (e) subjecting the combination product such obtained to heat treatment until denaturation sets in, (f) fermenting the denaturation product such obtained by the addition of starter cultures and rennet, and (g) adjusting or standardising the fermentation product such obtained to defined dry matter and protein contents.

Casein compositions for increasing the rate of gastric emptying following ingestion of the composition, increasing the digestibility of a protein composition, or increasing the rate of delivery of amino acids to the blood, or for increasing the blood serum concentration of free leucine in a subject, preferably to substantially the same level as whey protein, the casein being about 10 to about 100% calcium depleted, having a degree of hydrolysis less than about 1% and having an unmodified phosphorylation pattern.

The invention relates to a method for producing an acidified milk product comprising the steps of: providing a milk raw material; concentrating the milk raw material by membrane filtration to provide a filtration retentate; acidifying the filtration retentate with an acidic aqueous solution to provide an acidified filtration retentate having a pH in the range of about 5.2 to about 6.5, a calcium/protein ratio of at most about 0.03, and a phosphorous/protei ratio of at most about 0.025; processing the acidified filtration retentate to the acidified milk product having moisture on a fat-free basis of at least 70%. The invention also relates to an acidified milk product having moisture on a fat-free basis of at least 70% and a calcium/casein ratio of at most about 0.04 and a calcium/protein ratio of at most about 0.03 and a phosphorous/casein ratio of at most about 0.03. The invention also relates to an acidified milk product having moisture on a fat-free basis of at least 70%, a calcium/casein ratio of at most about 0.04, a calcium/protein ratio of at most about 0.03 and a phosphorous/protein ratio of at most about 0.025.

The present disclosure relates to systems and processes for production of a concentrate of skim milk or whey. Such systems and processes may include the steps of providing a feed of skim milk or whey, subjecting said feed to a reverse osmosis to obtain a reverse osmosis permeate and a concentrate of skim milk or whey, and subjecting the concentrate of skim milk or whey to an ultra-filtration to obtain an ultra-filtration permeate and a retentate of skim milk or whey.

The present invention provides a method of producing a liquid dairy concentrate, the method comprising: mixing cream and micro-filtered milk to form a liquid dairy ingredient, wherein the liquid dairy ingredient has a fat content of at least 30 wt % and a fat to protein ratio of from 5:1 to 15:1 by weight; concentrating the liquid dairy ingredient by ultrafiltration and, optionally, diafiltration to obtain a concentrated liquid dairy ingredient as a retentate; adding sucrose and/or trisodium citrate to form a modified retentate; adding one or more further ingredients to the modified retentate to form a liquid dairy concentrate; cooling the liquid dairy concentrate to at most 8? C.; filling the cooled liquid dairy concentrate into a beverage container; and sealing and retorting the liquid dairy concentrate in the beverage container.