Vitamins are trace organic substances necessary to participate in various metabolisms of the human body. They play an important role in the growth, metabolism and development of the human body. If the human body does not take in enough vitamins, it may lead to metabolic disorders, malnutrition, low immunity and Physical illness, etc.
Amino acids are the basic units of human protein. They are involved in building cell structures, regulating the metabolism of organisms, and transmitting body signals. They have the function of maintaining body functions and treating various diseases. Common amino acids include lysine, tryptophan, and phenylalanine ,methionine , threonine, leucine, serine, etc.
Common Vitamins And Amino Acids And Their Functions

Function: Vitamin A has the functions of maintaining normal vision, promoting growth and development, maintaining reproductive function and the integrity of skin and mucous membranes, and promoting immune function.
Foods rich in vitamin A: cod liver oil, dairy products, egg yolks, etc. Plant foods such as spinach, carrots, pumpkin and other dark vegetables contain vitamin A.

Function: Vitamin B mainly includes B1, B2, B12, niacin, folic acid, etc. It is an indispensable substance for maintaining body metabolism. It can enhance appetite, relieve headaches, help fetal growth, muscle soreness and cardiovascular diseases.
Food sources: Vitamin B1 is mostly found in whole grains, beans, potatoes and appropriate amounts of animal offal. B2 is found in dairy products, egg yolks, dark green vegetables, grains, fish, nuts, etc. Folic acid is mostly found in green leafy vegetables and beans. , fruits, etc. Vitamin B12 is found in animal foods, fermented foods and fungus foods.

Function: Vitamin C has antioxidant effects, promotes the absorption of iron, scavenges free radicals, enhances body resistance and whitens skin care effects.
Food sources: Vitamin C is mostly found in sea buckthorn fruits, prickly pears, citrus fruits such as grapefruit, lemons, navel oranges, etc., as well as strawberries, spinach, tomatoes, red peppers, etc.

Function: Vitamin D can regulate calcium absorption, promote bone growth, regulate cell metabolism and enhance immunity.
Food sources: The only sources of vitamin D are cod liver oil, liver, whole milk, egg yolks,
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1. Synthesis of tissue proteins
Amino acids are the first nutritional elements for protein synthesis, helping the body to quickly synthesize protein and maintain body functions.
2. Convert to fat or sugar
Amino acids can generate new amino acids in the body and convert them into sugar and fat to provide the body with more energy.
3. Participate in the formation of enzymes
Amino acids participate in the formation of enzymes, hormones and some vitamins, and play a very important role in the regulation of physiological functions and catalytic metabolism of enzymes, hormones and vitamins.
4. Improve the body’s immunity
Amino acids are essential nutrients for the human body, which can speed up the synthesis of human immunoglobulins and improve the body's immunity.
5. Reduce the blood sugar level in the blood, lower blood sugar and blood pressure, and treat dizziness.
6. Promote the healing of skin, wounds and bones.
7. Increase appetite, promote the secretion of pepsin, enhance immunity, improve developmental delay, prevent tooth decay, and promote children's growth.
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Q: Are you a trader or a manufacturer?
A: We are a manufacturer and supplier.
Q: What quality certifications do you have?
A: MSDS, SGS, ORGANIC, CERTIFICATE, ISO22000, ISO9001,BRC, cGMP, KOSHER, HALAL.
Q: What quality certifications do you have?
A: MSDS, SGS, ORGANIC, CERTIFICATE, ISO22000, ISO9001,BRC, cGMP, KOSHER, HALAL.
Q: Does the ingredient free of extraneous matter?
A: Yes.
Q: Can I get some samples for free?
A: Yes, but you need to have a strong desire to buy.
Q: Do you have any discounts?
A: According to the quantity ordered, we will have a certain discount, more than 100 kg can enjoy a 10% discount.
Q: How long does it take for production and delivery?
A: Our products generally take 3-7 days from production to delivery (in the absence of an epidemic).
Q: Is your product inspection qualified?
A: Our products comply with world microbiological inspection standards.
As one of the most professional vitamin & amino acid manufacturers and suppliers in China, we're featured by quality products and best price. Please rest assured to wholesale superior vitamin & amino acid for sale here from our factory.