Nutritional analysis of donor milk

Table. Effect of the pasteurization process on breastmilk components

Component Maintained (>90%) Maintained (50-90%) Maintained (10-50%) Abolished (<10%)
Macronutrients Carbohydrate (Lactose, Oligosaccharides) Protein
Total Fat
Micronutrients Calcium

Copper

Magnesium

Phosphorus

Potassium

Sodium

Zinc

Iron

 

Vitamins Vitamin A Folate

Vitamin B6

Vitamin C

Biologically active (immune) Il-8, Il-12p70, Il-13

TGF-α

IgA, sIgA

IgG

IGF-1, IGF-2, IGF-BP2,3

IFN-g

Il-1β, Il-4, Il-5, Il-10

TGF- β

Gangliosides

CD14 (soluble)

Il-2

Lactoferrin-iron binding capacity

Lysozyme

 

IgM

Lymphocytes

Biologically active (metabolism) Epidermal growth factor

Heparin binding growth factor

Adiponectin

Amylase

Insulin

Erythropoeitin

Hepatocyte growth factor

Bile salt dependent lipase

Lipoprotein lipase

Bioactive components are impacted to varying degrees by Holder pasteurization; some components remain intact, while cellular components are completely abolished. Ig, immunoglobulins; IGF, insulin-like growth factor; IFN-g, Interferon- g; IL, interleukin; TGF, transforming growth factor.