RY-AOS

RY-AOS – Agricultural Grade Alginate Oligosaccharide Powder (Sea Source)

Water-Soluble Sea-Derived Alginate Oligosaccharide for Agricultural Formulations

Seaweed-Derived

RY-AOS is an agricultural-grade alginate oligosaccharide fertilizer (≥90% AOS) derived from brown seaweed. A water-soluble plant biostimulant that activates hormone signaling, root development, and nutrient uptake instead of just supplying nutrients.

  • ≥90% active AOS, low molecular weight (below 1 kDa) for rapid plant uptake
  • Biodegradable, non-toxic, and suitable for organic & conventional agriculture
  • Works with NPK, micronutrients, fertigation and drip systems
Synonyms: Alginate Oligosaccharide, Alginate Oligosaccharide Powder, AOS Powder, Agricultural AOS, Seaweed Oligosaccharide, Sea-Derived Alginate Oligosaccharide, Water-Soluble Alginate Oligosaccharide, Low-Molecular-Weight Alginate, Alginate-Based Plant Biostimulant, Agricultural Grade Alginate Oligosaccharide
Product identity
Alginate Oligosaccharide
Grade
Agricultural grade
Source
Seaweed / sea source
Appearance
White free-flowing powder
Active content
≥90% alginate oligosaccharide

Properties

PropertyValueTest methodNote
Product identityAlginate OligosaccharideSupplier identification methodRequires confirmation by the correct RY-AOS COA
GradeAgricultural gradeSupplier specificationIntended for agricultural formulation and research
SourceSeaweed / sea sourceSupplier source declarationSource document required
AppearanceWhite free-flowing powderVisual inspectionWebsite specification; correct COA required
Active content≥90% alginate oligosaccharideSupplier analytical methodBatch result required from the correct COA
Molecular weightBelow 1 kDaSupplier molecular-weight methodWebsite specification; correct COA required
SolubilityWater-solubleSupplier solubility testQuantitative result not provided
Product functionAgricultural biostimulant ingredientApplication-based specificationDoes not replace essential NPK nutrients
Recommended dilution5–10 g per 500–1000 mL waterProduct-page recommendationCrop-specific testing is required
Application methodsFoliar spray, soil application and fertigationFormulation and application testingConduct compatibility and phytotoxicity testing
Country of shipmentChinaSupplier commercial documentationListed as FOB China
Batch numberPendingCorrect RY-AOS COADo not use the COS batch number
Manufacturing datePendingCorrect RY-AOS COAAwaiting correct certificate
Expiration datePendingCorrect RY-AOS COAAwaiting correct certificate

Packaging & Quality

ItemDetail
Standard pack sizeStandard pack size: 1 kg.
Bulk availabilityLarger commercial quantities are available through a custom quotation.
PackagingSupplied in sealed, moisture-resistant packaging suitable for powdered agricultural ingredients. Exact packaging specifications should be confirmed with the supplier.
Certificate of AnalysisA correct batch-specific RY-AOS Certificate of Analysis is required before publication or commercial supply.
Quality verificationProduct identity, AOS content, molecular weight, moisture, ash, solubility, and microbiological quality should be verified by the correct COA.
Country of shipmentFOB China.
Batch traceabilityBatch number, manufacturing date, and expiration date must be recorded from the correct RY-AOS COA.
Required documentsCurrent COA, SDS, product specification sheet, source declaration, and allergen statement should be obtained from the supplier.

Tiered Pricing

QuantityPrice / quotePackagingShipping
25 g sample$40 TotalSample packFree shipping
1 kg$45/kg1 kg packEstimated USA total: $45 + 15% import tariff + $60 FedEx shipping
Bulk quantitiesRequest QuoteBulk packaging by quantityProduct and shipping quoted separately by quantity and destination

Product Overview

Alginate Oligosaccharide Fertilizer (AOS) Supplier | Agricultural Biostimulant for Crop Yield, Root Development & Stress Resistance

High-Purity AOS Biostimulant for Modern Agriculture, Fertilizer Formulation & Sustainable Crop Production

Agricultural systems are undergoing a structural shift. Fertilizer manufacturers, commercial farms, and agronomists are moving beyond traditional nutrient-based inputs due to:

  • declining soil fertility and microbial imbalance
  • reduced efficiency of conventional NPK fertilizers
  • increasing regulatory pressure on chemical inputs
  • demand for higher yield, crop quality, and sustainability

Alginate Oligosaccharide (AOS) has emerged as a next-generation agricultural biostimulant designed to activate plant metabolism rather than simply supplying nutrients. RY-AOS – Agricultural Grade Alginate Oligosaccharide (≥90%) is engineered for enhanced crop yield and productivity, improved nutrient absorption efficiency, increased stress tolerance (drought, salinity, environmental pressure), and optimized plant growth and root development.

If you are looking to buy alginate oligosaccharide fertilizer in bulk or source a reliable AOS biostimulant supplier, this product is designed for real agricultural performance and formulation scalability.

What is Alginate Oligosaccharide (AOS)?

Alginate Oligosaccharide is a low molecular weight polysaccharide derived from brown seaweed (algae) through controlled depolymerization processes. It is characterized by:

  • high water solubility for rapid plant uptake
  • low molecular weight structure enabling cellular penetration
  • biodegradability and non-toxicity for sustainable agriculture
  • high biological activity in plant metabolic pathways

Unlike conventional fertilizers, AOS functions as a plant biostimulant, influencing hormone signaling pathways, enzymatic activity, and cellular metabolism.

For integrated agricultural solutions, explore chitosan for agriculture and plant protection systems, which complements AOS in plant defense and growth regulation.

Mechanism of Action in Plant Systems

1. Hormonal Regulation and Root Development

AOS stimulates auxin-related signaling pathways, resulting in enhanced root elongation and branching, improved nutrient uptake capacity, and stronger plant establishment.

2. Enhanced Nutrient Uptake Efficiency

AOS increases root absorption efficiency, enabling plants to utilize available nutrients more effectively, even under suboptimal soil conditions.

3. Photosynthesis and Metabolic Activation

AOS improves chlorophyll synthesis and enzymatic activity, leading to increased photosynthetic efficiency, higher biomass production, and improved energy conversion.

4. Stress Resistance Activation

AOS activates plant defense mechanisms against drought stress, salinity stress, temperature fluctuations, and general environmental pressure.

5. Antioxidant System Enhancement

AOS boosts antioxidant enzyme activity, reducing oxidative stress and improving plant resilience.

Core Functional Benefits of RY-AOS

  • promotes plant hormone synthesis and transport
  • enhances nutrient absorption and utilization
  • improves root system architecture
  • increases crop yield and quality
  • strengthens plant resistance to environmental stress
  • reduces dependency on chemical fertilizers in integrated programs

Applications Across Crop Systems

  • Field crops (rice, wheat, corn) — improved yield and stress tolerance
  • Vegetables (tomatoes, cucumbers, peppers) — enhanced growth, size, and quality
  • Fruits & orchard crops (citrus, berries, tree crops) — improved sugar accumulation and uniformity
  • Greenhouse & hydroponics — optimized growth and nutrient efficiency in controlled-environment agriculture

Application methods span foliar spray, soil application, fertigation and drip irrigation, and seed treatment supporting germination, root-zone development, and uniform nutrient uptake. Always conduct crop-specific compatibility and phytotoxicity testing before large-scale use.

AOS vs. Traditional Agricultural Inputs

Input Type Primary Function Limitation AOS Advantage
Seaweed Extract General growth support Inconsistent composition Standardized active content
Humic Acid Soil conditioning Slow response Rapid biological activity
Fulvic Acid Nutrient transport Limited metabolic activation Enhances plant metabolism
NPK Fertilizers Nutrient supply No biological stimulation Activates plant systems

Alginate Oligosaccharide provides both biological activation and metabolic efficiency, making it a superior component in modern crop systems.

Formulation Compatibility

RY-AOS is designed for integration into advanced agricultural formulations: it is compatible with NPK fertilizers, micronutrients, and trace elements; suitable for tank-mixing with pesticides (subject to formulation testing); applicable in drip irrigation and fertigation systems; and appropriate for both organic and conventional agriculture. This makes it ideal for fertilizer manufacturers and agricultural biostimulant formulators.

Commercial Use Cases

This product is used by fertilizer manufacturers, agricultural input distributors, commercial farms and plantations, greenhouse and hydroponic operators, and agrochemical formulation companies. It is suitable for both large-scale agriculture and high-value crop systems.

Bulk Supply & Procurement

We are a reliable alginate oligosaccharide supplier for global agricultural markets, with international shipping support, scalable bulk supply for manufacturers, and custom logistics for large orders. For buyers searching alginate oligosaccharide price per kg or AOS biostimulant bulk supply, contact us directly for a custom quotation.

Why Choose Our Alginate Oligosaccharide?

  • high purity (≥90%) and consistent activity
  • strong biological performance in plant systems
  • scalable supply for commercial agriculture
  • technical support for formulation and application
  • global distribution capability

Designed for real-world agricultural performance, not generic input supply. To build a complete agricultural solution ecosystem, combine AOS with our chitosan-based inputs: explore chitosan for agriculture and plant protection systems and chitosan oligosaccharide for plant growth enhancement these solutions can be combined to create multi-functional crop input systems.

Request Bulk Pricing & Technical Support

If you are sourcing a high-quality alginate oligosaccharide fertilizer supplier for agricultural applications, we can support your formulation, production, and supply requirements. Improve crop performance, enhance nutrient efficiency, and increase yield and resilience switch to high-performance alginate oligosaccharide for modern agriculture.

Applications

Foliar Formulations

May be evaluated in water-based foliar formulations intended to support plant growth, nutrient-use efficiency, and responses to environmental stress.

Learn more

Root-Zone Application

Suitable for experimental soil and root-zone formulations designed to support root development and plant establishment.

Learn more

Fertigation Systems

Its reported water solubility may support evaluation in drip-irrigation and fertigation systems, subject to compatibility and filtration testing.

Learn more

Seed Treatment Research

May be evaluated in experimental seed-treatment formulations intended to support germination and early plant development.

Learn more

Agricultural Biostimulant Formulation

Intended as a functional ingredient for agricultural biostimulant and specialty fertilizer formulations. It is not a direct replacement for essential plant nutrients.

Learn more

Abiotic-Stress Research

May be studied in formulations targeting plant responses to drought, salinity, temperature variation, and other environmental stresses.

Learn more

Directions for Use

For agricultural formulation trials, add the required quantity gradually to clean water while stirring. The product page recommends 5–10 g per 500–1000 mL of water. Because this represents a broad concentration range, begin with small-scale compatibility and phytotoxicity testing. Determine the final concentration according to crop, growth stage, application method, and environmental conditions. Do not combine with fertilizers, micronutrients, or pesticides without tank-mix testing.

Storage and Handling

Store in the original tightly sealed container in a cool, dry, and well-ventilated location. Protect from moisture, direct sunlight, excessive heat, and contamination. Use clean, dry equipment when dispensing. Keep the container closed when not in use and follow the conditions stated in the current SDS and correct RY-AOS Certificate of Analysis.

Safety Information

Precautionary Statements
Avoid generating or inhaling airborne powder. Avoid contact with eyes and prolonged contact with skin. Wear suitable protective gloves and safety glasses during handling. Use appropriate respiratory protection when dust may be generated. Wash hands thoroughly after handling. Consult the current product-specific Safety Data Sheet before use.
Storage Class
Dry powdered agricultural ingredient; confirm the official storage class from the current product-specific SDS.

Documentation

PDF

Material Safety Data Sheet / Safety Data Sheet

Document pending. Please contact us if you need this document before ordering.

Protocols and Articles

Chitosan in Agriculture

Educational information about agricultural biopolymer applications and crop-input formulation.

Frequently Asked Questions

What is RY-AOS?

RY-AOS is an agricultural-grade alginate oligosaccharide powder intended for use in plant-biostimulant and specialty agricultural formulations.

What is the source of RY-AOS?

The product is described as a sea-derived ingredient produced from seaweed. The source should be confirmed by a current supplier source declaration.

Is alginate oligosaccharide the same as chitosan oligosaccharide?

No. Alginate oligosaccharide and chitosan oligosaccharide are chemically different materials derived from different polysaccharide sources.

Is RY-AOS soluble in water?

The product is described as water-soluble. A quantitative solubility result should be obtained from the correct RY-AOS Certificate of Analysis or product specification sheet.

What is the active content?

The website specification states at least 90% alginate oligosaccharide. The batch-specific result must be confirmed by the correct RY-AOS Certificate of Analysis.

What is its molecular weight?

The product page lists a molecular weight below 1 kDa. The exact batch result and analytical method should be confirmed by the correct COA.

Is RY-AOS a fertilizer?

RY-AOS is positioned as a plant-biostimulant ingredient rather than a direct source of essential NPK nutrients. It may be incorporated into specialty fertilizer and crop-input formulations.

How can RY-AOS be applied?

It may be evaluated in foliar sprays, soil applications, root-zone treatments, fertigation systems, and experimental seed-treatment formulations.

Can it be mixed with fertilizers and pesticides?

Potential compatibility should be confirmed through small-scale tank-mix, stability, filtration, and phytotoxicity testing before field application.

What crops can be evaluated with RY-AOS?

It may be evaluated in field crops, vegetables, fruits, orchard crops, greenhouse crops, and hydroponic systems. Crop-specific trials are required.

What is the minimum order quantity?

The standard minimum order quantity is one 1 kg pack. Larger commercial quantities require a custom quotation.

Is a Certificate of Analysis available?

A batch-specific RY-AOS Certificate of Analysis is required. The currently supplied Chitosan Oligosaccharide COA does not correspond to this product.