Tannic Acid Powder is a naturally occurring water-soluble polyphenol (primarily), natural plant polyphenol, mostly obtained via gall nuts, tara pods, or oak bark, by using an elaborate water or ethanol extraction and purification method. It occurs as light yellow-brownish-yellow fine, slightly astringent-tasting fine powder, which is well soluble in water. The active ingredient, tannic acid, is a hydrolyzable tannin known to possess high antioxidant, antibacterial, and astringent effects. Its molecular structure enables it to complex with proteins and metal ions, which makes it very diverse in its functionality and use in a variety of applications. It is employed as a natural food preservative in the food industry as a preservative, flavor stabilizer as well as in clarifier. It has been used as an ingredient in pharmaceuticals because of its antioxidant and antimicrobial properties as a functional ingredient, and its skin protection and conditioning properties in cosmetics. It can also be used in leather tanning, dyeing of textiles, and inhibition of metal corrosion because it has good complexing properties. The current studies are concerned with its potential in health-related products and environmentally friendly industrial applications, and are becoming increasingly interested in its application in the role of a sustainable, naturally derived bioactive compound. As the requirements of natural antioxidants and green materials continue to rise, the business future is very bright, as its functions and the potential of its use in various industries are quite numerous.

ANALYSIS | SPECIFICATION | RESULTS |
Industrial Grade Tannic Acid (Dry Basis) | ≥81% | 81.28% |
Appearance | Amorphous Light brown powder | Complies |
Odor | Practically odourless | Complies |
Taste | Neutral/slight astringent taste | Complies |
Water Insoluble % | 0.6 max | 30.00% |
Loss On Drying | <9.0% | <8.0% |
Color (Luo Weibang units) | 2.0 max | <2 |
Heavy Metal % | <0.004 | <0.004 |
ANALYSIS | SPECIFICATION | RESULTS |
Food Grade Tannic Acid (Dry Basis) | ≥96% | 96.20% |
Appearance | Amorphous Light brown powder | Complies |
Odor | Practically odourless | Complies |
Taste | Neutral/slight astringent taste | Complies |
Solubility | Very soluble in water | Complies |
Loss On Drying | <9.0% | 8.09% |
Residue On Ignition | <1.0% | 0.51% |
Arsenic | <3.0PPM | Complies |
Lead | <2.0PPM | Complies |
Heavy Metal | <20.0PPM | Complies |
Resins Test | No turbidity | Complies |
Gums, Dextrin Test | No turbidity | Complies |
Gallic Acid | <4.0% | 2.75% |
Microbiological | ||
Total Plate Count | 1000cfu/g Max. | GB 4789.2 |
Yeast & Mould | 100cfu/g Max | GB 4789.15 |
E.Coli | Negative | GB 4789.3 |
Staphylococcus | Negative | GB 29921 |
Hg | <0.1ppm | AAS |
Cd | <1ppm | AAS |
Microbiological profile: | ||
Total plate count | <1000Cfu/g | GB 4789.2 |
Yeasts and molds | <100Cfu/g | GB 4789.15 |
Coliforms | Negative/g | GB 4789.3 |
E.coli | Negative/g | GB 4789.38 |
Salmonella | Negative/25g | GB 4789.4 |
1. Antioxidant Protection
As an antioxidant, Tannic Acid assists in neutralizing the presence of free radicals and the stability and preservation of any variety of products through the suppression of oxidative damage in cosmetic, food, and pharmaceutical formulations.
2. Natural Preservative
Its antimicrobial and antioxidant characteristics qualify it as a good natural food preservative that prolongs the shelf life of food and beverages without the use of synthetic food preservatives.
3. Astringent Effect
It will cause a slight tightening effect on contact, which is exploited in skincare products to refine texture and deoilify excessively oily skin, as well as in industrial applications to treat leather.
4. Metal Chelation Ability
It is capable of binding metal ions, inhibiting oxidation and discoloration of foods and beverages, and is also used as an anti-corrosion agent in the industrial industry.
5. Clarifying and Stabilizing Agent
It is commonly used in wine, beer production, and again in juice production to eliminate impurities as well as enhance clarity, flavor, and stability.
6. Eco-Friendly Industrial Material
As a bio-degradable plant-based compound, it has been used in the dyeing, tanning, and coating of textile production as a sustainable alternative to synthetic chemicals.
1. Food and Beverage Industry
It is utilized as a natural preservative, antioxidant, and clarifying agent. It serves to stabilize the flavour, colour, and freshness of wine, beer, juice, and tea products and conserve the natural quality of the products during the storage period.
2. Cosmetic and Personal Care Industry
It appreciates its use in the formulation of skincare and cosmetic items due to its astringent and antioxidant qualities. It aids in refining texture, stabilizing the oil, as well as preventing oxidative degradation of products, and enhances the overall stability and sensory feel of lotions, creams, and masks.
3. Pharmaceutical Industry
In different formulations, it is used as a stabilizing and binding agent. Its chemical properties enable it to improve the consistency of products and enable the formulations without being an active medical ingredient.
4. Textile and Leather Industry
Due to its good affinity with proteins, it is commonly employed in tanning and dyeing. It enhances the color stability, strength, and appearance of the textiles and leather products and provides a more natural way of treating them.
5. Chemical and Metal Industry
It is a good complexing agent and corrosion inhibitor. It is used to stop the oxidation and rust on metal surfaces to increase the life of industrial parts and equipment.
6. Environmental and Agricultural Applications
Being a vegetal, biodegradable substance, Tannic Acid Powder finds applications in water purification systems, natural pesticide formulations, as well as environment-friendly compounds. It is greener in nature and hence can be applied in green chemistry and sustainable industrial development.
We have the experience of more than 15 years in the industry, dealing in the production and export of high-quality products to our international partners in the food, cosmetics, and industrial sectors. The extraction and purification technology implemented in our factory will ensure that the purity, color, and solubility of all the batches have a stable value. We also have OEM and ODM services, offering tailor-made requirements, labeling, and customized packaging, as well as other services to address the special requirements of our individual clients. Our stringent quality management and effective logistics ensure that we are offering quality products that meet global standards. A large-scale production or a specialized formula, our professional team will guarantee customers timely service, decent prices, and extended opportunities for cooperation in the long term with the company in search of a reliable supplier.
What makes us unique is that we have a tradition of offering high-quality and reasonable prices, and professional services. All the Tannic Acid Powder batches are strictly checked on quality, to guarantee purity and performance to international standards. We have a direct factory supply model, which has enabled us to maintain the competitiveness of our costs and, at the same time, not jeopardize the integrity of our products. In addition to quality that is trusted and supported with value, we also offer customer responsiveness, timely delivery, and adjustable terms of cooperation, so that every customer will have a hassle-free and efficient purchasing experience with us.
You can get us directly at info@scigroundbio.com, or you can fill out the form at the bottom of this page with a message of what you need. Our team will then give you a quick response with detailed specifications, tailor-made solutions, and the best quotation to suit your needs in production or formulation.


Hot Tags: tannin acid,powdered tannins,tannin powder,China, manufacturers, GMP factory, suppliers,quote,pure,factory, wholesale, best, price, buy, for sale, bulk, 100% pure,manufacturer,supplier,distributor,free sample,raw material,wholesale price.
Send Inquiry