What is freeze dried blueberry powder bulk ?
The process for producing freeze dried blueberry powder bulk involves using a blueberry freeze dryer to freeze the fresh fruit below the eutectic point temperature. The water in the blueberries is removed by sublimation under vacuum to obtain freeze-dried blueberries. Then it will be ground and crushed into blueberry freeze-dried powder.

What are the advantages of Guanjie's freeze-dried blueberry powder?
Freeze-dried blueberries keep the color, aroma and taste of blueberries very well. And it has a bright zephyr and crispy texture. Frozen blueberries have a strong blueberry flavor, sweet and sour. It can be eaten as a finished product, and can be rehydrated for further processing, so freeze-dried blueberries have a broad market prospect.
COA:
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Item |
Specification |
Result |
Method |
|
Basic Product Information |
|||
|
Genus and Species |
Vaccinium Spp. |
Conform |
/ |
|
Part of the Plant |
Fruit |
Conform |
/ |
|
Country of Origin |
China |
Conform |
/ |
|
Organoleptic Data |
|||
|
Color |
It should have the desired colour of blueberry powder and be purple in colour. |
Conform |
GB7101-2022 |
|
Taste and Odor |
Should have the proper odour and taste of blueberry, with no off-flavour. |
Conform |
GB7101-2022 |
|
Characteristics |
No foreign bodies or caking in normal vision |
Conform |
GB7101-2022 |
|
Process Data |
|||
|
Drying Method |
Freeze drying |
Conform |
/ |
|
Physical Characteristics |
|||
|
Particle Size |
100.0% pass 60mesh |
Conform |
GB/T 5507-2008 |
|
Loss on drying |
<6.0% |
3.14% |
GB/T 14769-1993 |
|
Heavy Metals |
|||
|
Total Heavy Metals |
<10ppm |
Conform |
USP <231>, method II |
|
As |
<2.0ppm |
Conform |
AOAC 986.15, 18th |
|
Pb |
<2.0ppm |
Conform |
AOAC 986.15, 18th |
|
Cd |
<0.5ppm |
Conform |
AOAC 986.15, 18th |
|
Hg |
<0.5ppm |
Conform |
AOAC 971.21, 18th |
|
Pesticide Residue |
|||
|
666 |
<0.2ppm |
Negative |
GB/T5009.19-1996 |
|
DDT |
<0.2ppm |
Negative |
GB/T5009.19-1996 |
Flow Chart:

Nutrients
Blueberry fruit color is beautiful, pleasing to the eye, blue and by a layer of white fruit powder, delicate flesh, edible rate of 100%, with a light aroma, sweet and sour taste, it's a good fresh food.
Blueberry fruit in addition to conventional sugar, acid and Vc, it's also rich in VE, VA, VB, SOD, arbutin, protein, anthocyanin, edible fiber and rich K, Fe, Zn, Ca and other mineral elements.
Blueberry contains up to 163mg/100g of anthocyanins and 9.3L|g/100g of VE in fresh fruit. The total amino acid content is 0.254%, which is higher than that of hawthorn.
• Anthocyanin
Anthocyanin is a very important plant water-soluble pigment belonging to the pure natural anti-aging nutritional supplements. Blueberries have a very high anthocyanin content and a rich variety of anthocyanins. Studies have found that highbush blueberries contain as many as 15 types of anthocyanins.
• Organic Acid
The organic acid content in freeze dried blueberry powder bulk accounts for more than half of the total acid content. Most of the organic acids are citric acid. While others include ursolic acid, quinic acid and malic acid. Ursolic acid belongs to a weak acidic pentacyclic triterpenoids, it has a wide range of biological activities, Especially in anti-tumor effects.
• Phenolic acid
Blueberries contain a variety of polyphenols. Phenolic acid is a kind of phenolic substances, with good nutritional function and antioxidant and other pharmacological activities. There are more than ten kinds of phenolic acids in blueberries. And studies have found that they have significant inhibitory effects on a variety of cancers, as well as powerful antioxidant effects.
• Superoxide dismutase
Superoxide dismutase (SOD) is an acidic metalloenzyme widely found in living organisms. SOD is an important free radical scavenger in living organisms, and its main role is to be able to exclusively scavenge the superoxide anion free radicals produced in biological oxidation, and blueberries are rich in SOD.
• Rosewood Astragalus
Modern medical research has found that Astragalus has effects of good antioxidant, anti-cancer, anti-inflammatory and anti-diabetic.
• Arbutin
Arbutin is one of the pentacyclic triterpenoids, with a wide range of life science activities, especially outstanding in anti-tumor effects.
• Pectin
Pectin can effectively removes undigested food waste and other toxic and harmful substances from the intestinal tract. At the same time, it helps to regulate postprandial blood sugar and intestinal microflora balance, it is also a variety of modern "civilization disease" and plays a good preventive and adjuvant therapy. Blueberries are rich in pectin. It is about 1-3 times the pectin content of the average apple or banana, as well as to increase the flavor of the drink.
How To Select Freeze-dried Blueberry Powder?
1. Brand reputation:
Choosing a manufacturer with a well-known brand and reputation guarantee can ensure the quality and safety of the product. Guanjie has been focusing on the production of freeze-dried blueberries for more than 10 years, and we have a specialized production line with all kinds of production certificates.
2. Ingredient content:
You should know about the content of blueberries and other additives in freeze dried blueberry powder bulk. Our freeze-dried blueberry powder is pure and natural, with no additives, without any preservatives, colors.
3. Color and particle:
High-quality freeze-dried blueberry powder should show a deep purple color, fine and uniform particles, no lumps and impurities.
4. Odor and taste:
Quality freeze-dried blueberry powder should have a strong blueberry flavor, mellow, slightly sweet and sour taste.
5. Packaging and storage:
Pay attention to the shelf life and storage method of the product.
Place it in a cool and dry place, avoid direct sunlight and humid environment.
We support packaging customization.
Where To Buy Blueberry Powder?
If you are looking to buy freeze dried blueberry powder bulk, Guanjie Biotech is a reliable supplier worth considering. With 20 years of involvement with the business, we spend significant time in bulk natural product item production. Our products can be strictly controlled from raw material to finished product. We focus on the quality and security of our powders and can provide testing reports, including outsider testing reports, to guarantee item trustworthiness. For more information, please contact us at info@gybiotech.com. We welcome your inquiries and look forward to assisting you.
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