How to press flaxseed oil
Flaxseed oil is a healthy edible oil rich in Omega-3 fatty acids. In recent years, it has received widespread attention for its nutritional value and health functions. This article will introduce in detail the extraction method of flaxseed oil, and provide you with a structured and practical guide based on hot topics and hot content on the Internet in the past 10 days.
1. Nutritional value of flaxseed oil
Flaxseed oil is rich in alpha-linolenic acid (ALA), lignans and dietary fiber, and has antioxidant, blood-lipid-lowering and cardiovascular health-improving effects. Here are the key nutrients of flaxseed oil:
| Nutritional information | Content (per 100g) |
|---|---|
| Alpha-linolenic acid (ALA) | 50-60g |
| Lignans | 0.3-0.5g |
| dietary fiber | 2-3g |
| Vitamin E | 15-20mg |
2. How to extract linseed oil
The extraction of flaxseed oil is mainly divided into two methods: cold pressing and hot pressing. The following are the specific steps and comparison:
| Extraction method | step | advantage | shortcoming |
|---|---|---|---|
| cold pressing | 1. Wash the flaxseeds 2. Low temperature pressing (temperature ≤ 40℃) 3. Filter impurities | Retain more nutrients and have a pure taste | Low oil yield |
| Hot pressing method | 1. Wash the flaxseeds 2. High temperature baking (120-150℃) 3. Filter after pressing | High oil yield and rich fragrance | High temperatures may destroy some nutrients |
3. The hot topics on the Internet in the past 10 days are related to flaxseed oil
According to recent Internet hot topics, flaxseed oil frequently appears in the following topics due to its health properties:
| hot topics | Related content |
|---|---|
| “Super Food” Ranking | Flaxseed oil listed as one of the top 10 superfoods of 2024 |
| Cardiovascular Health Guide | Experts recommend consuming 5ml of flaxseed oil daily to lower cholesterol |
| Home oil press hot sale | Sales of small household oil presses increased by 200% year-on-year |
4. Things to note when making home-made flaxseed oil
1.Raw material selection: Choose flaxseeds with plump grains and no mildew. The color should be golden yellow.
2.Storage conditions: The squeezed oil should be stored away from light. It is recommended to use dark glass bottles. Refrigeration can extend the shelf life.
3.Food recommendations: Not suitable for high-temperature cooking, suitable for cold dressing or drinking directly. The recommended daily intake is 5-10ml.
5. Market price reference of linseed oil
| Category | Specification | Price range (yuan) |
|---|---|---|
| Cold pressed flaxseed oil | 250ml | 50-80 |
| Organic flaxseed oil | 500ml | 120-180 |
| Household oil press | small | 300-800 |
Conclusion:As a functional edible oil, the extraction process of flaxseed oil directly affects the retention of nutrients. Whether you choose a commercial product or make your own at home, it is crucial to know the correct way to extract and store oil. It is recommended that consumers choose the appropriate extraction method and product type according to their own needs.
check the details
check the details
en
