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Milk Components
| Question | Answer |
|---|---|
| Components of milk | Water, fat, protein, lactose, ash |
| Ash | Everything else in milk |
| Dairy matrix | The unique combination of nutrients and bioactive factors and how they interact with each other to produce the overall effect on health |
| Where does milk have to come from? | Mammary gland of a mammal |
| Why aren't plant-based alternatives now milk? | They do not provide the same nutrients or nutrient value |
| What are the criteria for whole milk? | Pasteurized, homogenized, added vitamin D |
| Pasteurized | Heat up the milk to remove bacteria |
| Homogenized | Mix milk fat globules into milk |
| Add vitamin D | Increase calcium absorption in milk |
| Why did vitamin D start being added to milk? | To discourage the disease rickets in children |
| What milks are better or worse for people? | Don't really know, not enough research to support anything |
| Why is raw milk dangerous? | It's not pasteurized or homogenized, so it could contain all sorts of nasty foodborne illnesses |
| How much of cow milk is fat? | 4-5% |
| What mammal has the most fat percent in milk? | Fur seal (50%) |
| Casein | Curds, used in cheesemaking |
| How much of milk proteins are casein? | 80% |
| Whey proteins | Fluids or lactoglobulins, byproduct of cheesemaking |
| Lactose | Sugar found in milk |
| How is lactose produced? | Two molecules of glucose are used in the production of molecule of lactose |
| Lactose intolerance | When the small intestine does not make enough lactase to digest lactose, so it moved to the large intestine and produces a lot of gas |
| Lactase | An enzyme used to break down lactose |
| Lactose-free products | Lactase has been added to the milk so it breaks down lactose before being consumed |