~AI~^~Analytical data; from the literature or  government;  incomplete documentation~^
~AR~^~Analytical data; derived by linear regression~^
~BFNY~^~Based on another form of the food or similar food; Concentration adjustment; Non-fat solids; Retentions factors used~^
~BFPY~^~Based on another form of the food or similar food; Concentration adjustment; Protein; Retention factors used~^
~CAAN~^~Calculated from different food; From average values for food category; Ash; Retention factors not used~^
~CAPN~^~Calculated from different food; From average values for food category; Protein; Retention factors not used~^
~JO~^~Aggregated data involving combinations of data with different source codes when at least one code is not 1, 12, or 6.~^
~PIK~^~Based on physical composition; Derived from imputed data; Known physical composition~^
~RPA~^~Recipe; Per package directions; No adjustments applied, combination of source codes 1, 12, and/or 6.~^
~RPI~^~Recipe;Per package directions;No adjustments applied, combination of source codes which incl codes other than 1,12,or 6~^