The advantages of natural pigments:
1. Most natural pigments come from animals and plants. Except for rattan yellow, all others are non-toxic to the human body. Natural pigments are highly safe.
2. Most natural pigments have biological activity (such as beta-carotene, VB2), and therefore also have nutritional fortification effects.
3. Natural pigments can better imitate the colors of natural objects, making the tones more natural when coloring.
4. Some varieties have a special aromatic smell, which can be pleasant when added to food.
Disadvantages of natural pigments:
1. The content of natural pigments is usually low, and their tinting strength is poorer than that of synthetic pigments.
2. Natural pigments are relatively expensive.
3. Poor stability, some varieties have different colors and different PH values.
4. It is very difficult to match any tone.
5. During processing and circulation, it is susceptible to external factors and prone to deterioration.
6. Due to the influence of coexisting components, some natural pigments may produce unpleasant odors.
Advantages of synthetic pigments:
1. Low cost and low price.
2. Bright color and strong coloring power.
3. High stability, odorless, tasteless, easily soluble and easy to color.
Disadvantages of synthetic pigments:
Synthetic pigments are mainly made from coal tar. Their chemical structure is an azo compound, which can be metabolized in the body to produce β -naphthylamine and α -amino-1-naphthol.
Why do natural pigments become the first choice for colored vegetable capsules?
Food coloring is a kind of colorant in food additives. There are different opinions in the industry regarding the comparison between natural pigments and synthetic pigments. The following is a comparison of the advantages and disadvantages of natural pigments and synthetic pigments:
Nowadays, plant capsules have become the top choice for health care products. The most important reason for choosing them is that they are natural and harmless, and the plant source is safe and healthy. This precisely aligns with the initial concept of plant capsules. Although synthetic pigments can make capsules look brighter and more vivid and are cheaper, as people nowadays pay more and more attention to food safety and favor natural foods, natural pigments will eventually become people's first choice.
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