Abstract: Cat food includes: food granules including extruded puffed granules having a moisture content of 12% or less. 60% or more of the food granules have a hardness of 2.5 kgw or less 1 minute after being immersed in a dilute hydrochloric acid (pH of 2.5) at 25° C. for 10 minutes. A pepsin digestibility of the food granules, 1 minute after being immersed in a 500 U/mL pepsin hydrochloric acid solution at 38° C. for 4 hours, is 60% or more.

Abstract: Provided is a weight-control pet food that is used for the purpose of controlling body weight while diminishing loss of muscle mass that has a water content of less than (25)% and that has with respect to the total mass of the pet food a protein content of (20) mass % or more in terms of dry matter and an isolated soybean protein content of (5)-(30) mass % in terms of dry matter.

Abstract: Provided are pet food grains for reducing regurgitation after a meal, containing: puffed grains having a moisture content of 3% to 12% by mass, in which a proportion of grains, each of which has a surface with an arithmetic average surface roughness Sa of 14 ?m or greater which is measured using an L-filter having a nesting index of 0.25 mm, is 60% or greater, and a proportion of grains whose hardness immediately after being immersed in dilute hydrochloric acid (pH of 2.5) at 25° C. for 10 minutes is 2.5 kgw or less is 60% or greater.

Abstract: A pet food that comprises a separated soybean protein, a fermented soybean cake or a mixture thereof and has a protein digestibility of 88% or greater.

Abstract: Provided is a body weight control method for a pet, including a body weight reduction step of feeding pet food, which has a moisture content of less than 25%, and a protein content of 20% by mass or more in terms of dry matter and a soybean-derived ingredient content of 5% to 30% by mass in terms of dry matter with respect to the total amount of pet food, to a pet daily for a period of 20 days to 100 days in a feeding amount that meets a daily energy requirement of 70×kg BW0.75, in which a body fat percentage of the pet immediately after completion of the body weight reduction step is reduced by 5% or more with respect to a body fat percentage of the pet at a start of the body weight reduction step.

Abstract: Provided is pet food which has a moisture content of 15% to 30% by mass and a saccharide content of 5% by mass or less in terms of solid content and contains 0.001% by mass or greater of free cysteine.

Abstract: Cat food includes: food granules including extruded puffed granules having a moisture content of 12% or less. 60% or more of the food granules have a hardness of 2.5 kgw or less 1 minute after being immersed in a dilute hydrochloric acid (pH of 2.5) at 25° C. for 10 minutes. A pepsin digestibility of the food granules, 1 minute after being immersed in a 500U/mL pepsin hydrochloric acid solution at 38° C. for 4 hours, is 60% or more.

Abstract: A comprehensive nutrition pet food that satisfies a nutritional food standard for a dog or a cat, the comprehensive nutrition pet including a unicellular organism ingredient containing astaxanthin and being free of meals, in which a content of the astaxanthin is 0.0012% to 0.0080% by mass, relative to a total amount of the comprehensive nutrition pet food, and an a* value of the comprehensive nutrition pet food in an L*a*b* color space is 8.0 to 20.

Abstract: Provided are pet food grains for reducing regurgitation after a meal, containing: puffed grains having a moisture content of 3% to 12% by mass, in which a proportion of grains, each of which has a surface with an arithmetic average surface roughness Sa of 14 ?m or greater which is measured using an L-filter having a nesting index of 0.25 mm, is 60% or greater, and a proportion of grains whose hardness immediately after being immersed in dilute hydrochloric acid (pH of 2.5) at 25° C. for 10 minutes is 2.5 kgw or less is 60% or greater.

Abstract: Provided is pet food which has a moisture content of 15% to 30% by mass and a saccharide content of 5% by mass or less in terms of solid content and contains 0.001% by mass or greater of free cysteine.

Abstract: Provided is pet food which contains refined cellulose and has a moisture content of 6% to 15% by mass, in which an average grain size of the refined cellulose is 50 ?m or greater, and 60% or more of food granules in the entire food granules constituting the pet food have a hardness of 2.5 kgw or less immediately after being immersed in dilute hydrochloric acid (pH of 2.5) at 25° C. for 10 minutes.

Abstract: To provide a wet-type pet food that allows stabilization of quality by fine adjustment of mineral amounts and is superior in preference qualities. A pet food containing at least 5% by mass and no greater than 50% by mass of solids, comprising: an animal-derived protein raw material; a plant-derived protein raw material; magnesium, sodium, phosphorous and chlorine; a preference improving substance composed mainly of a chicken-derived amino acid; and water, wherein: a ratio by mass of a total content of the plant-derived protein raw material to a total content of the animal-derived protein raw material is at least 0.15; and a total content of the magnesium, the sodium, the phosphorous and the chlorine in the solids is no greater than 5% by mass in terms of element content.

Abstract: To provide a pet food that is configured to stabilize quality by rigorous regulation of mineral components, and at the same time, that exhibits superior palatability in relation to a pet food for a cat of advanced age that requires rigorous regulation of mineral components. A granular pet food having a bulk density of at least 38.5 g/100 ml and no more than 50.0 g/100 ml, and a fluctuation range defined as the maximum to the minimum value of the total mineral content amount across 10 product lots being no more than 1.0%.

Abstract: In a pet food for a senior cat, and the like, for which strict adjustment of the content of the mineral component is required, to provide a pet food excellent in terms of palatability at the same time while stabilizing the quality by the strict adjustment of the mineral component. the content ratio of free amino acid present on the surface of pet food pellets is 5.0% or more relative to total free amino acid of the pet food, and a fluctuation range as defined by the maximum to the minimum value of total mineral content among ten lots of product is 1.0% or less.

Abstract: A pet food comprising an aggregate of granules, wherein 60% or more of the granules in the aggregate have a hardness of 2.5 kgw or lower immediately after being soaked in diluted hydrochloric acid (pH 2.5) having a temperature of 20 to 25° C. for 10 minutes.