Bird's nest and shark's fin are known as the great tonic, the efficacy of these supplements is to be able to achieve a very good health effect, the reason why they are expensive, is due to the scarcity of goods is expensive. Recall that when it comes to bird's nests and shark fins many people immediately thought of the ability to supplement the tonic, and as a holiday gift to others, which can also be considered a more upscale gift, after all, in nature these things are still relatively rare, can only be some of the richer people can afford to send, if you eat these things if the body is good, and also be able to achieve The effect of the tonic, they contain substances are very common, the next will be from a different perspective to give you a good explanation.

Bird's nest and shark's fin are known as the great tonic, the composition of these supplements is actually very simple, sometimes not as solid as a stewed chicken. The first thing to introduce to you is the shark fin, in fact, he was extracted from the shark's fins, which is rich in collagen protein, and this protein contains a lot of nutrients, such as calcium, iron, phosphorus, in fact, it is a little higher than the average protein density, and lower fat content, the entrance feels very good, so by many people But according to scientists, the nutritional value of shark's fin is far less than that of an egg or a bottle of milk, and the reason why it is very expensive is because it is very rare.

The shark's fin and bird's nest are known as the great tonic, and the nutritional value of these tonics is actually less than that of an egg or a bottle of milk. Then we will talk about the composition of the bird's nest, in fact, he is the swallow's saliva, which contains calcium and protein and other carbohydrates, but was sought by many people as a nutritional product, but according to the nutritional science plus the determination of the bird's nest protein content is about 50%, and eggs or beef meat products are not much different from some of the bird's nest nutritional value is not as high as the ordinary meat. The nutritional value of some bird's nests is not as high as that of ordinary meat.

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