Potato Protein Powder
English name: Protein From Potato
Latin name: Solanum tuberosum L
Product alias: Potato protein
Product appearance: Off white powder
Product specifications: 10% -80% can be customized
Testing method: Kjeldahl nitrogen determination method
Product packaging: inner packaging, sterile bag or aluminum foil bag; Outer packaging: neutral cardboard box or all paper drum or cardboard drum
Product storage: Keep in a cool, dry, dark, and high-temperature place
Shelf life: 24 months
Bulk Potato Protein Powder | Hypoallergenic & High-PER Plant Isolate
Finding a plant-based protein that matches the biological value of animal proteins while maintaining strict zero-allergen status is incredibly difficult. Potato Protein Powder bridges this gap. Sustainably recovered from the premium potato starch extraction process, this fine brownish-yellow powder is an elite-tier nutritional and functional ingredient.
Boasting an exceptionally high Protein Efficacy Ratio (PER) of 2.3 and a biological potency of 76.87%, it outperforms standard soy and wheat isolates. With its naturally rich Tyrosine content and superior foaming, emulsifying, and gelation properties, it serves as an irreplaceable raw material for infant formula, high-end compound protein supplements, and advanced meat simulants.
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1. Why Does Potato Protein Outperform Conventional Plant Isolates?
For R&D formulators, Potato Protein isn't just another commodity ingredient; it is a specialized functional binder and nutritional powerhouse. Here is why industry leaders are integrating it into their 2026 formulations
Elite Biological Value
It delivers a digestible crude protein rate of 74.08% and a digestive energy of 18.84 MJ/kg. The amino acid matrix is so perfectly balanced that its nutritional profile is frequently compared to skim milk and premium fish meal.
Absolute Hypoallergenicity
Unlike soy, pea, or wheat proteins, potato protein triggers virtually no immune responses. This makes it the ultimate safe-haven ingredient for pediatric nutrition (infant formulas) and clinical dietary supplements.
Enzymatically Upgraded Functionality
We utilize advanced enzymatic deamidation (using glutamine enzymes in a pH 7.0 phosphate buffer) to modify the protein structure. This significantly amplifies its solubility, emulsion stability, and whipping/foaming capabilities, allowing it to easily replace egg whites in vegan baking and processing.
2. Core Technical Specifications (Nutraceutical & Food Grade)
Batch consistency and structural integrity are crucial for your manufacturing lines. Below is the standard analytical data sheet for our Potato Protein Powder.
| Analytical Item | Specification Limit | Test Method / Indicator |
| Appearance | Brownish-yellow fine powder with mild potato aroma | Visual & Olfactory Inspection |
| Protein Biological Potency | ≥ 76.87% | In-vitro Digestibility Assay |
| Protein Efficacy Ratio (PER) | ≥ 2.3 | Standardized Nutritional Profiling |
| Digestive Energy | ~ 18.84 MJ/kg | Calorimetric Analysis |
| Moisture | ≤ 12.0% | 105°C Oven Drying |
| Particle Size | 100% pass 80 mesh | Sieve Analysis |
| Fat & Cholesterol | Trace / Zero Cholesterol | Lipid Profiling |
| Pathogens (Salmonella/E.Coli) | Negative | FDA-BAM / SPC |
3. Industrial Applications: Where Does It Deliver Maximum Value?
Because of its zero-cholesterol nature and rich mucoprotein content (which actively supports cardiovascular elasticity), it is highly sought after for formulating compound protein powders, infant formulas, and supplements targeting metabolic health.
Its modified foaming and gelation properties make it a brilliant functional additive. It acts as an egg-white replacer in vegan bakery products and provides critical structural binding in plant-based meats, without introducing common allergens.
Boasting an incredibly high digestive energy (18.84 MJ/kg) and rich essential amino acids, it is an elite additive for high-end pet foods, early-stage poultry feed, and specialized aquaculture (fish feed), drastically improving feed utilization rates and animal growth.
4. Production Protocol: Sustainable Extraction & Modification
Our potato protein is an excellent example of sustainable industrial upcycling, recovered directly from the nutrient-rich protein liquid generated during premium potato starch processing:
Juice Recovery & pH Adjustment
The raw potato juice is collected, filtered, and precisely adjusted to an optimal acidic pH environment.
Thermal Flocculation & Centrifugation
Controlled heating induces protein flocculation, forming a precipitate which is then rapidly isolated using industrial centrifugal equipment.
Enzymatic Upgrading (Optional)
For specific food-grade batches, we apply enzymatic deamidation. This targeted reaction (0.5 to 12 hours) creates a highly stable protein emulsion with vastly superior foaming characteristics.
Flash Drying & Sifting
The wet matrix is processed through an SXG rotary flash dryer (reducing moisture to below 12%), run through cyclone separation, and sifted via an 80-mesh screen to ensure uniform particle distribution.
5. Secure Your B2B Supply with Xi'an Tihealth
As a global supplier operating under a strict ISO9001:2015 Quality Management System,
Xi'an Tihealth ensures your supply chain remains uninterrupted.
Whether you are formulating hypoallergenic infant foods or premium pet nutrition, we provide consistent, lab-tested batches.
Packaging: Securely sealed in standard industrial packaging designed to block moisture and preserve shelf life.
Compliance: Every bulk shipment includes a detailed COA covering physical, chemical, and microbiological indicators.
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6. Frequently Asked Questions (FAQ)
Q: How does potato protein compare to soy or pea protein?
Potato protein offers a significantly higher Protein Efficacy Ratio (PER of 2.3) and contains higher levels of Tyrosine. More importantly, it is completely hypoallergenic, making it a safer choice than soy or wheat for sensitive dietary applications.
Q: Can potato protein be used as a binder in vegan formulations?
Yes. Thanks to its excellent thermal coagulation, foaming, and gelation properties (especially after our enzymatic deamidation process), it serves as a highly effective, plant-based alternative to egg whites and casein in baking and meat simulants.
Q: Is this product sustainable?
Absolutely. Our potato protein is an upcycled ingredient, efficiently recovered from the nutrient-dense water generated during potato starch manufacturing, making it a highly sustainable and eco-friendly protein source.
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