Empowering Sustainable Aquaculture

Healthier ponds. Higher yields. Better science.

GNR Bio Technologies is a trusted provider of aquaculture probiotics, minerals, water treatment solutions, and special chemicals - developed to improve water quality, strengthen animal health, and increase farm productivity.

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6Flagship Products
0%Hormones & Antibiotics
100%Farmer-Focused Support
01 / Vision

Our Vision

To become a leading aquaculture solutions provider by delivering innovative, reliable, and eco-friendly products that contribute to profitable and sustainable farming.

02 / Mission

Our Mission

  • 01 Deliver premium-quality aquaculture probiotics and minerals.
  • 02 Improve pond health and water quality through innovative solutions.
  • 03 Help farmers achieve better survival, faster growth, and higher yields.
  • 04 Provide dependable technical support and practical farm management guidance.
Product Catalog

Our Products

Hormone-free, antibiotic-free formulations for nursery, grow-out, hatchery, feed, and pond-bottom care.

Fresh tiger prawns with blue-grey striped shells
Premium harvest quality - tiger-striped prawns
Fresh white prawns harvested for aquaculture
Healthy stock - white prawns ready for market
No Hormone · No Antibiotics

Science that shows up in every harvest

GNR Bio Technologies formulates probiotics, chelated minerals, enzymes, and immuno-stimulants that protect pond ecology, strengthen animal health, and improve survival - from hatchery to harvest.

Every product in this range is designed for practical farm use: clear dosages, predictable bloom stability, and stronger resistance against vibriosis, EMS, white gut, and stress.

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Fresh tiger prawns from aquaculture harvest
Nurture Water Naturally

Bio-Mine Boost

Specially designed for nursery, grow-out & hatchery - a combination of micro, macro, and nano minerals.

Combination: Calcium, Phosphorus, Magnesium, Potassium, Copper, Iron, Zinc, Sodium, Sulphur, Chlorine, Manganese, Iodine.

  • High bioavailability; prevents loose and soft shell
  • Supports efficient moulting frequency
  • Regulates Ca : Mg ratio
  • Helps prevent body cramp; better zooplankton & phytoplankton balance
Dosage: 10 kg / acre
Common carp in freshwater pond farming
Nurture Bottom Naturally

Bottom Bio-Care

Enriches pond bottom quality and builds immunity against vibrio and other microbial infections. Enzymes and probiotics digest organic matter while removing ammonia and hydrogen sulphide.

Combination: Heterotrophic bacteria, Rhodococcus rhodochrous, Rhodobacter capsulatus, plantarum, Paracoccus pantotrophus, Bacillus sps. and more.

  • Breaks down complex organic compounds quickly
  • Keeps bloom stable
  • Fights vibriosis & EMS
120 gms/acre · Once in 10 days · Before 10 a.m.
Tiger prawn used in freshwater aquaculture
Nurture Water Naturally

Bio-Enviro Guard

Enzyme-blend water probiotics with micro-encapsulated organisms that help reduce water toxicity.

Combination: Saccharomyces boulardii, Lactococcus, Micrococcus, Aeromonas, Streptococcus, Nitrosomonas, Nitrobacter, Nitrospira, heterotrophic bacteria, Bacillus sps. and more.

  • Special denitrification effect
  • Decomposes organic matter effectively
  • Breaks down complex organics; keeps bloom stable
120 gms/acre · Once in 10 days · Before 10 a.m.
Freshwater tilapia fish for aquaculture
Fights Stress

Bio-C

A special combination of essential vitamins, herbal extract & immuno-stimulants.

Combination: Encapsulated ascorbic acid, Vitamin E, Valine, Leucine, Isoleucine, Arginine, Methionine, Selenium, herbal extract, cod liver oil with suitable filler.

  • Healthy, uniform growth and higher survival
  • Improves stress tolerance and infection resistance
  • Removes digestive toxins; supports tissue repair
  • Gives premium colour to animals
Dosage: 10 gms / kg of feed
Fresh white prawns from farm harvest
Gut Health

Bio-Gut Guard

Gut probiotics for animal health, immunisation & maximum feed absorption. Very effective for white feces and white gut.

Combination: Blend of seven beneficial bacteria including Lactobacillus acidophilus, L. rhamnosus, Bacillus subtilis, B. pumilus with herbal extract.

  • Maximum feed absorption, lower FCR
  • High survival; reduced size variation
  • Fights bacterial, fungal & microbial infections
Dosage: 5–10 gms / kg of feed
Channel catfish freshwater farm fish
Nurture Water Naturally

Bio-Mine High Boost

Specially designed for nursery, grow-out & hatchery - a combination of chelated concentrated micro, macro, and nano minerals.

Combination: Calcium, Phosphorus, Magnesium, Potassium, Copper, Cobalt, Iron, Zinc, Sodium, Sulphur, Chlorine, Manganese, Iodine, Selenium, Molybdenum.

  • High bioavailability; prevents loose and soft shell
  • Efficient moulting; regulates Ca : Mg ratio
  • Prevents body cramp; better cuticle formation
Dosage: 10 gms / kg of feed
The GNR Difference

Why Choose GNR Bio Technologies?

Consistent, science-backed inputs - and the technical support to use them well.

01

Advanced Formulation

Quality products developed using advanced technology.

02

Sustainability First

Focus on sustainable and environmentally responsible aquaculture.

03

Technical Guidance

Support from experienced aquaculture professionals.

04

Reliable Performance

Consistent quality and dependable product performance.

05

Long-Term Partnership

Customer-focused service built around your farm's results.

06

Dependable Supply

Competitive pricing backed by a reliable supply chain.

Our Commitment

Healthy ponds produce healthy harvests.

We work closely with farmers, distributors, and aquaculture professionals to provide effective solutions that improve water quality, maintain pond ecology, and maximize production efficiency.

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Build Your Career with GNR Bio Technologies

At GNR Bio Technologies, we empower talented individuals to innovate, grow, and contribute to the future of sustainable aquaculture. Join our team and be part of an organization committed to excellence, integrity, and continuous innovation.

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Contact Us

GNR Bio Technologies

Address Tara de style hub, D No.70-1-9E, 1st Floor, opp Vishaka Dairy, Sarpavaram Junction, Kakinada, Andhra Pradesh, India - Pin 533003