Composition capable of improving eyesight and protecting eyes for children, and purpose and preparation method of composition capable of improving eyesight and protecting eyes for children

[0044] The mass ratio of wild chrysanthemum, medlar, dodder, cassia, chuanxiong, coptis, borneol, pearl powder and menthol in the raw materials of children's eye-improving and eye-protecting composition is 10 parts: 100 parts: 10 parts: 200 parts: 10 parts: 100 parts : 10 servings : 50 servings : 5 servings.

[0045] Preparation methods include:

[0046] (1) Take 10g of wild chrysanthemum, 100g of medlar, 10g of dodder, 200g of cassia, 10g of chuanxiong and 100g of coptis, mix them, add water to decoct and extract twice, and filter, concentrate and centrifuge the decoction successively to obtain the extract. The extraction time is 0.5 hour each time. During each decoction and extraction process, the mass ratio of the total mass of wild chrysanthemum, medlar, dodder, cassia, Chuanxiong and Coptis chinensis to water is 1:2, and the concentration ratio of decoction extraction is 10 :1;

[0047] (2) borneol fine powder 10g and pearl powder 50g are mixed with the extract that step (

[0054] The mass ratio of wild chrysanthemum, medlar, dodder, cassia, chuanxiong, coptis, borneol, pearl powder and menthol in the raw materials of the children's eye-improving and eye-protecting composition is 100 parts: 10 parts: 100 parts: 20 parts: 100 parts: 10 parts : 100 servings : 5 servings : 50 servings.

[0055] Preparation methods include:

[0056] (1) Take 100g of wild chrysanthemum, 10g of medlar, 100g of dodder, 20g of cassia, 100g of chuanxiong and 10g of coptis, mix them, add water to decoct and extract twice, and filter, concentrate and centrifuge the decoction successively to obtain the extract. The extraction time is 1.5 hours. During each decoction and extraction process, the mass ratio of the total mass of wild chrysanthemum, medlar, dodder, cassia, Chuanxiong and Coptis chinensis to water is 1:5, and the concentration ratio of decoction extraction is 5 :1;

[0057] (2) borneol fine powder 100g and pearl powder 5g are mixed with the extract that step (1) ob

[0064] The mass ratio of wild chrysanthemum, medlar, dodder, cassia, chuanxiong, coptis, borneol, pearl powder and menthol in the raw materials of the children's eye-improving and eye-protecting composition is 40 parts: 60 parts: 40 parts: 120 parts: 40 parts: 60 parts : 50 servings : 40 servings : 26 servings.

[0065] Preparation methods include:

[0066] (1) Take 40g of wild chrysanthemum, 60g of medlar, 40g of dodder, 120g of cassia, 40g of Rhizoma Chuanxiong and 60g of Coptis chinensis, add water to decoct and extract twice after mixing, filter, concentrate and centrifuge the decoction successively to obtain the extract. The extraction time is 1 hour. During each decoction and extraction process, the mass ratio of the total mass of wild chrysanthemum, medlar, dodder, cassia, Chuanxiong and Coptis chinensis to water is 1:2.5, and the concentration ratio of decoction extraction is 7.5 :1;

[0067] (2) borneol fine powder 50g and pearl powder 40g are mixed with the extract th