Lush farmland under open sky — where Everwell amino acid nutrition comes to life
Golden wheat field at sunrise — global agricultural abundance
Sunrise over cultivated fields — the promise of every growing season
ISO-Standard Manufacturing · 4,000 Tons / Month

Water-Soluble Amino Acid Powders,
Refined for Global Agriculture

Premium compound amino acid powders — engineered from natural feather protein through precision hydrolysis for the world's leading fertilizer formulators.

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20+Countries Served
100%Water Soluble
4,000 TMonthly Capacity
35–80%Purity Grades
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About Everwell

From Nature,
With Precision

Suzhou Everwell Biotechnology Co., Ltd. supplies premium-grade compound amino acid powders to B2B fertilizer formulators, importers, and distributors worldwide from a 20,000 m² facility with 4,000 tons of monthly capacity.

Our powders are produced from high-quality duck feathers through controlled hydrolysis, purification, concentration, and spray drying — delivering consistent quality across 35%, 45%, and 80% amino acid grades plus Protein Powder for foliar fertilizers, fertigation systems, water-soluble blends, and biostimulant formulations.

Each shipment is verified against agreed specifications and supplied with batch-specific COA documentation. We support OEM and private-label packaging, offering flexibility to meet your brand and market requirements.

Batch-specific COA with every shipment
TDS & SDS documentation available
OEM / private-label packaging
30-day lead time for regular orders
Morning dew on a tea garden — the kind of natural vitality Everwell amino acids help cultivate

Precision Hydrolysis

Advanced purification technology converts natural feather protein into bioavailable amino acids.

100%
Water Solubility
4
Products Available
Product Portfolio

Four Products,
One Standard of Excellence

Fully water-soluble compound amino acid powders for every formulation need — from cost-effective bases to highly concentrated premium grades.

Amino Acids 35 — cost-effective compound amino acid powder for foliar and fertigation
35
%Total Amino Acids

Amino Acids 35

Cost-effective water-soluble base — hydrolyzed protein powder for foliar fertilizers, fertigation, and compound nutrient blends.

Total Amino Acids≥ 35%
Total Nitrogen≥ 17%
Organic Matter≥ 35%
Moisture≤ 5%
pH4 – 6
Water Solubility100%

Rich in Glutamic Acid 5.50%, Serine 2.92%, Proline 3.21% & Valine 2.54% — balanced profile for economic formulations

View Product Details Download COA (PDF)
Most Popular
Amino Acids 45 — compound amino acid powder
45
%Total Amino Acids

Amino Acids 45

Compound amino acid powder — hydrolyzed from natural protein, filtered, concentrated and spray-dried for full water solubility.

Total Amino Acids≥ 45%
Total Nitrogen≥ 16%
Organic Matter≥ 60%
Moisture≤ 5%
pH4 – 6
Water Solubility100%
View Product Details Download COA (PDF)
Most Popular
Amino Acids 80 — ultra-premium compound amino acid powder
80
%Total Amino Acids

Amino Acids 80

Maximum-concentration grade for high-strength biostimulants, specialty liquid concentrates, foliar spray and fertigation programs.

Total Amino Acids≥ 80%
Total Nitrogen≥ 12%
Organic Matter≥ 80%
Moisture≤ 5%
pH4 – 6
Water Solubility100%

Rich in Glycine 24%, Proline 13.3% & Glutamic Acid 10.4% — natural chelation & stress resistance

View Product Details Download COA (PDF)
Protein Powder — high-quality cattle bone protein powder for feed and agricultural applications
90
%Crude Protein

Protein Powder

High-quality protein source derived from hydrolyzed cattle bone — rich amino acid profile and high digestibility for animal feed, pet food, and agricultural applications.

SourceHydrolyzed cattle bone
Crude Protein≥ 90%
Total Amino Acids≥ 80%
Crude Ash≥ 9%
Crude Fat≥ 0.5%
Moisture≤ 6%
pH5 – 7.5
Water Solubility99%

Rich in Glycine 23.98%, Proline 12.61%, Valine 11.19% & Glutamic Acid 9.35% — collagen-derived profile for animal nutrition

View Product Details Download COA (PDF)
Third-Party Lab Reports

Independently Verified
by Eurofins

Every production lot is tested by Eurofins, a CNAS-accredited laboratory, using national standard GB/T 18246-2019 amino acid analysis. Reports issued April 2026.

41.93% Free Amino Acids

Amino Acids 45

  • Glutamic Acid6.50%
  • Serine5.78%
  • Glycine4.87%
  • Proline4.53%
  • Aspartic Acid4.19%
LabEurofins (Chengdu)
Cert No.AR-26-Y3-008790-02
MethodGB/T 18246-2019
Issued29-Apr-2026
Download PDF Report
48.22% Free Amino Acids

Amino Acids 50

  • Glutamic Acid7.47%
  • Serine6.64%
  • Glycine5.60%
  • Proline5.21%
  • Aspartic Acid4.82%
LabEurofins (Chengdu)
Cert No.AR-26-Y3-008792-02
MethodGB/T 18246-2019
Issued29-Apr-2026
Download PDF Report
75.37% Free Amino Acids

Amino Acids 80

  • Glutamic Acid12.13%
  • Glycine11.56%
  • Serine10.04%
  • Aspartic Acid7.97%
  • Proline7.92%
LabEurofins (Chengdu)
Cert No.AR-26-Y3-008791-02
MethodGB/T 18246-2019
Issued29-Apr-2026
Download PDF Report

Reports are issued by Eurofins (CNAS-accredited). Click "Download PDF Report" to view the complete test results. Additional grades and historical reports available on request.

Packaging Solutions

From Retail Pouch
to Bulk Delivery

Production-ready packaging for every channel — a 1kg retail pouch with a tomato-root design for shelf presence, plus a 20kg kraft bag for distributors and bulk orders. Custom artwork and multi-language labels available on request.

Retail
Everwell 1kg retail pouch — green design with tomato root system

Tomato Root Series

White pouch with green side panels, featured tomato root system and tomato fruits — perfect for vegetable-market distributors and fruiting-crop retailers.

  • Net Weight: 1 KG
  • Form: Stand-up zip pouch
  • Crops: Tomato, pepper, fruiting vegetables
  • Languages: EN (custom available)
Bulk
Everwell 20kg kraft paper bag for bulk amino acid powder distribution

20kg Industrial Bag

Heavy-duty kraft paper bag for distributors, wholesalers and large-scale agricultural operations. Moisture-resistant inner liner preserves product integrity during storage and transport.

  • Net Weight: 20 KG
  • Form: Multi-wall kraft paper bag
  • For: Distributors · Wholesale · Farm supply
  • Liner: PE inner moisture barrier
OEM / ODM artwork service
Multi-language labels (EN / ES / FR / AR)
25kg woven bags & custom sizes on request
Manufacturing Process

Precision at Every Stage

From raw feather protein to premium-grade amino acid powder — a four-stage process engineered for consistency and purity.

Hydrolysis processing facility — controlled temperature tanks
01

Controlled Hydrolysis

High-quality duck feathers undergo precisely controlled hydrolysis to break down protein into individual amino acid chains.

Purification line — filtration and impurity removal
02

Purification

Advanced purification technology removes impurities, ensuring bioavailability and consistent amino acid profiles.

Concentration stage — evaporation and density control
03

Concentration

The purified solution is concentrated to the target amino acid density for each product grade specification.

Final amino acid powder — white, free-flowing
04

Spray Drying

Instant spray drying technology preserves nutritional components, producing a free-flowing, fully water-soluble powder.

A tender seedling emerging from soil — the start of every harvest Everwell helps nurture
35–80%
Purity Range
Source to Solution

From Natural Protein
to Living Soil

Every batch of Everwell amino acid powder begins as a single feather — a natural, renewable source of keratin protein. Through our proprietary hydrolysis and purification process, that feather becomes a fully water-soluble powder that feeds crops, restores soil, and supports sustainable agriculture in 20+ countries.

01

Renewable Source

Made from high-quality duck feathers — a natural, abundant, and sustainable raw material.

02

Bioavailable Nutrition

100% water-soluble amino acids that plants absorb directly, with no waste or residue.

03

Soil & Crop Health

Improves soil buffering, pH balance, and microbial activity for stronger, healthier yields.

Factory Video

See Our Facility in Action

Take a closer look at the precision, scale, and quality control behind every shipment from Everwell Bio's manufacturing facility.

Everwell Bio factory tour preview
Factory Tour

See Our Facility in Action

3:24 · Inside the Compound Amino Acid production line

20,000 m² Manufacturing Facility
80+ Skilled Workers
4,000 T Monthly Capacity
50×40'HQ Containers / Month
Applications

Versatile Across
Every Formulation

From foliar sprays to drip irrigation, from biostimulants to soil conditioners — Everwell amino acid powders integrate seamlessly into your product line.

Foliar Fertilizer

Direct leaf application for rapid nutrient absorption and stress resistance during critical growth stages.

Fertigation

Drip-irrigation integration delivering amino acids and organic nitrogen directly to root zones.

Water-Soluble Blends

Premium NPK and micronutrient blends with enhanced nutrient-use efficiency and crop performance.

Biostimulants

Specialty biostimulant formulations supporting plant metabolism, recovery, and environmental stress tolerance.

Compound Nutrients

Flexible combination with macro- and micronutrients for complete crop nutrition solutions.

Soil Conditioning

Improves soil structure, enhances buffering capacity, and optimizes pH for healthier root environments.

A field of golden wheat — measurable gains from amino-acid foliar programs

Proven in the Field

Farmers worldwide report enhanced crop quality, improved resistance to environmental stress, and stronger yields when Everwell amino acids are integrated into their nutrient programs. From peppers and tomatoes to cereals and vines — see the difference in every harvest.

Crops We Serve

From Leafy Greens
to Golden Fields

Whether your customers farm tea, vegetables, fruit orchards, rice paddies or broad-acre grain — Everwell amino acid powders integrate seamlessly into foliar, fertigation and biostimulant programs across every crop category.

Tea plantation
Tea & Cash Crops Foliar programs for premium-grade leaves Inquire about this crop →
Modern greenhouse complex — controlled-environment horticulture
Greenhouse Vegetables Tomato · Cucumber · Pepper Inquire about this crop →
Open-field vegetables — leafy greens, melons, root crops
Open-Field Vegetables Leafy greens · Melons · Roots Inquire about this crop →
Rice paddies
Rice Paddies Fertigation & foliar integration at tillering & booting Inquire about this crop →
Wheat and broadacre crops
Broad-Acre Crops Wheat · Corn · Soybean Inquire about this crop →
A young seedling — early-stage growth supported by amino-acid nutrition
Seedling & Nursery Rooting & early vigor Inquire about this crop →

Not sure which crop fits your market?

Our agronomy team can recommend the right grade, dosage, and application timing for your specific crop and climate.

Read Crop Guide Get Crop-Specific Recommendation
Why Everwell

The Everwell Advantage

Six commitments that make us a reliable partner for fertilizer formulators worldwide.

Custom formulation — tailored purity and packaging options

Custom Formulation

Tailored purities, packaging, and OEM/private-label options to meet your brand and market requirements.

4,000 tons monthly production capacity

4,000 Tons / Month

Robust production capacity ensures on-time delivery for orders of any scale, worldwide.

Quality assured — batch testing and lab verification

Quality Assured

Batch-specific COA, TDS, and SDS documentation with every shipment. Consistent specs, every time.

Global logistics and compliance support

Global Compliance

Deep understanding of international regulations, customs, and documentation across 20+ countries.

OEM and private label packaging solutions

OEM & Private Label

Full OEM/ODM support — reflect your brand identity through our products with custom packaging.

Quality-backed 2-year warranty and after-sales support

2-Year Warranty

Extended product warranty and 24/7 after-sales support for complete peace of mind.

Global Network

Trusted Across
Four Continents

From North America to Europe, from Japan to emerging markets — Everwell Bio exports to 20+ countries with full regulatory support, flexible payment terms (T/T, L/C, D/P, O/A), and reliable logistics through Shanghai and Qingdao ports.

North America
USA · Canada
Europe
Multiple EU markets
Asia-Pacific
Japan · and more
Insights

Amino Acid Knowledge Hub

Amino acid powder grades comparison guide Buying Guide
Aug 12, 2026 6 min read

How to Choose an Amino Acid Powder Grade for Fertilizer Formulation

The appropriate grade depends on the required amino acid concentration, nitrogen content and the target formulation — foliar, fertigation or compound blends.

Read Article
Documents to request before buying amino acid powder Procurement
Jul 14, 2026 5 min read

What Documents Should You Request Before Buying Compound Amino Acid Powder?

At minimum: a current TDS, a representative COA, an SDS, packaging information, and a clear statement of the agreed order specifications.

Read Article
Choosing between 35 45 80 compound amino acid powder Buying Guide
Jul 13, 2026 7 min read

How to Choose 35%, 45% or 80% Compound Amino Acid Powder

Buyers commonly see grades from 35% to 80% — here is how each purity level fits different formulation targets and budget ranges.

Read Article
View All Articles
FAQ

Frequently Asked Questions

We are a professional compound amino acid powder manufacturer. Our factory in Suzhou covers 20,000 m² with 80+ experienced workers and a production capacity of 4,000 tons per month.

Our amino acid powder utilizes advanced instant spray drying technology, ensuring that nutritional components and efficacy are fully preserved. Each batch is supplied with a COA, and TDS/SDS documentation is available on request.

We have more than 80 experienced workers and can ship 50 × 40'HQ containers per month, ensuring a lead time within 30 days for regular orders.

We are located in Suzhou, Jiangsu Province, China — conveniently close to both Shanghai and Qingdao seaports for efficient global shipping.

Yes, we are happy to send samples by express. Courier charges are collected initially and refunded in future orders.

Yes, we fully support OEM and ODM services to reflect your brand identity through our products, including custom packaging and labeling.

We accept T/T, L/C, D/P, and O/A payment terms. We provide 24/7 after-sales service and a 2-year product warranty for complete peace of mind.

Get In Touch

Request a Quote

Tell us about your formulation needs and target volume. Our team will respond within 24 hours with specifications, pricing, and documentation.

Address
Suzhou Everwell Biotechnology Co., Ltd.
Industrial Zone, Suzhou City, Jiangsu Province, China 215600
Response Time
Within 24 hours

We'll respond within 24 hours with specifications and pricing.