How to distinguish black rice
As a nutritious and healthy food, black rice has been favored by consumers in recent years. However, there are many varieties of black rice on the market with uneven quality. How to distinguish high-quality black rice has become the focus of consumers' attention. This article will combine the hot topics and hot content on the Internet in the past 10 days to provide you with a detailed analysis of how to distinguish black rice.
1. Basic characteristics of black rice
Black rice, also known as purple rice and black rice, is a grain with unique nutritional value. High-quality black rice usually has the following characteristics:
| Features | Description |
|---|---|
| Appearance | Rice grains are black or dark purple and shiny |
| smell | Has a light natural fragrance |
| touch | The rice grains are plump and feel firm to the touch. |
| Water immersion test | After soaking, the water will turn purple and the color will be uniform. |
2. How to distinguish high-quality black rice
1.Look at the appearance
High-quality black rice is uniform in color and has a natural luster on the surface. Low-quality black rice may have uneven color or even be mixed with white rice grains.
| Compare items | High quality black rice | inferior black rice |
|---|---|---|
| Color | Uniform black and bright | Uneven or whitish |
| gloss | natural luster | dull |
| Impurities | Very rarely | There may be gravel etc. |
2.smell
Fresh high-quality black rice has a faint rice aroma. If you smell musty or other odors, it means there may be a problem with the quality.
3.Soak test
Soak black rice in water for 30 minutes. The water of high-quality black rice will appear uniform purple-red. If the color is too dark or too light, it may be dyed rice.
| Soaking phenomenon | Possible reasons |
|---|---|
| Water color uniform purple-red | High quality black rice |
| Water color is too dark | may be stained |
| Water color too light | Possibly adulterated |
| Rice grains fade | dyed rice |
3. Common adulteration methods of black rice
1.dyed rice
Unscrupulous merchants use dyes to dye ordinary white rice black and sell it. The color of this kind of rice will fade quickly after soaking, and the water color will be abnormal.
2.doped rice
Mix some ordinary white rice or low-quality black rice into the black rice to reduce costs.
3.Chen Mi
Black rice that has been stored for too long is repolished and sold, and its nutritional value is greatly reduced.
| Adulteration method | Identification method |
|---|---|
| dyed rice | Soaking and fading, abnormal water color |
| doped rice | Uneven color, rice grains of different sizes |
| Chen Mi | Moldy smell and bad taste |
4. Tips for buying black rice
1. Choose formal channels to purchase, such as large supermarkets or reputable online stores
2. Check the production date, shelf life and other information on the product packaging
3. Choose well-known brands to ensure better quality
4. Pay attention to the price. Black rice that is too cheap may have quality problems.
5. You can do a simple appearance and smell check before purchasing
5. Nutritional value of black rice
Black rice is rich in anthocyanins, vitamin E, B vitamins and other nutrients, and has the effects of antioxidants and improving anemia. Only by correctly distinguishing and selecting high-quality black rice can its nutritional value be fully realized.
| Nutritional information | Content | Efficacy |
|---|---|---|
| Anthocyanins | rich | Antioxidant, anti-aging |
| Vitamin E | higher than white rice | Beauty and beauty |
| dietary fiber | rich | Promote digestion |
| iron element | higher | Improve anemia |
Through the above methods, consumers can effectively distinguish between high-quality black rice and low-quality black rice, and choose black rice products with truly high nutritional value. Consuming black rice in moderation in your daily diet can help maintain health and improve your quality of life.
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