

Product Description
Vitamin C, also known as ascorbic acid, is a water-soluble vitamin that plays a crucial role in various bodily functions. It is widely known for its potential to support the immune system, promote skin health, and act as a powerful antioxidant.
Immune System Support: Vitamin C helps stimulate the production and function of white blood cells, which are essential for defending against infections. It also enhances the body's ability to fight off viruses and bacteria.
Collagen Synthesis: Vitamin C is vital for the production of collagen, a protein that helps form connective tissues in the skin, cartilage, tendons, and ligaments. It supports wound healing and helps maintain skin elasticity.
Antioxidant Properties: Vitamin C acts as an antioxidant, protecting cells from oxidative damage caused by free radicals. This helps to reduce inflammation and may play a role in preventing chronic diseases like heart disease and cancer.
Iron Absorption: Vitamin C enhances the absorption of non-heme iron (the type of iron found in plant-based foods), helping to prevent iron deficiency anemia.
Cognitive Health: Some studies suggest that vitamin C may support brain health, reducing the risk of neurodegenerative diseases and enhancing cognitive function.
Analysis contents | Analysis standard | Analysis results |
Characteristics | white or almost white crystalline powder | Pass |
Melting point | about 190ºC | 191ºC |
PH | 2.1-2.6 | 2.3 |
Copper | ≤5ppm | <5ppm |
Heavy metals (Lead) | ≤10ppm | <10ppm |
Lead | ≤2ppm | <2ppm |
Arsenic | ≤3ppm | <3ppm |



Hangzhou Focus Corporation, is a professional supplier of food additives & ingredients in international market, which is located in Hangzhou, Zhejiang Province, next to Shanghai port and Ningbo port. It is specialized in manufacturing food additives & ingredients. Besides, it has invested two yeast factories in 2008 and has become a key manufacturer of bakery yeast in China.
We supply over 100 kinds of high-grade products covering areas of baking, confectionary, beverage, meat processing and spices.Our products include: sweeteners, thickeners, acidulants, preservatives, antioxidants, phosphates, flavoring, proteins, nutrition, emulsifiers and so on.
Our honorable clients are both manufacturing users and wholesalers, from more than 50 countries all over the world. Our professional sales team, well-establishing sourcing network will contribute to the best products and service for you.




A: we are manufacturer.
Q: How long have your company run on food ingredients ?
A: 14 years focusing on food ingredients field,10 years exporting experience.
Q: Which payment terms are you accept?
A: Payment term: L/C D/A D/P T/T Western Union MoneyGram.
Q: After an order is placed, when to deliver?
A:It depends on whether the products you buy has inventory. If we have inventory, generally we can arrange shipment after receipt of payment 2 to 3 days. If not, it will be decided by the time of the factory production.
Q: What's your MOQ?
A:For the high value product, our MOQ starts from 1kg and generally starts from 25kgs. For other low price product, our MOQ starts from 1000kg and 10000kg.
Q: Is there a discount?
A: Yes, for larger quantity, we always support with better price.
Q: How do you treat quality complaint?
First of all, our quality control will reduce the quality problem to near zero. If there is a quality problem caused by us, we
will send you free goods for replacement or refund your loss.
Q: What is loading port?
A: Usually is Shanghai, Qingdao,Tianjin or Ningbo.