At Ovatech, quality is not just a promise – it’s a process. Every batch of our Free Range eggshell calcium is rigorously tested in accredited laboratories to ensure it meets the highest standards of safety, purity and potency.
What We Test For
Microbiological Safety
Tests for Total Aerobic Microbial Count (TAMC), Total Yeast & Mold Count (TYMC) and pathogens such as E. coli and Salmonella.
Heavy Metals
Screened for Lead (Pb), Cadmium (Cd), Arsenic (As) and Mercury (Hg) to ensure levels are well within international safety limits.
Pesticides
Tested for commonly used pesticides to ensure our product is free from harmful chemical residues.
Purity & Potency
Calcium content and potency are measured to ensure you receive the labelled amount in every batch.
Physical Quality
Particle size, flowability and moisture content are tested to ensure consistency, stability and optimal absorption.
Identity Verification
We verify the identity of our raw material and finished product to guarantee authenticity and traceability.
Packaging & Stability
Our packaging is tested to protect product integrity and shelf life under various storage conditions.
Accredited Testing. Trusted Results.
Tests conducted by SANAS accredited laboratories.
Certificates of Analysis (COA) provided for every batch.
Full traceability from raw material to finished product.
Manufactured and quality controlled in accordance with applicable South African health supplement requirements and GMP standards.
Typical Certificate of Analysis (COA) includes
Test Description
Included
Total Aerobic Microbial Count (TAMC)
Total Yeast & Mold Count (TYMC)
Escherichia coli
Salmonella spp.
Heavy Metals (Pb, Cd, As, Hg)
Pesticides Residue
Calcium Content / Assay
Moisture Content
Result
Our Quality Promise
We never compromise on quality. From sourcing to end product, every detail is managed with precision and care, so you can trust what you take.
Certificates of Analysis
Every batch is tested in accredited laboratories. The certificates for each batch are published here as they are issued.
Independently tested for safety, purity and potency.
SANAS Accredited
Testing performed by SANAS accredited laboratories.
COA For Every Batch
Certificate of Analysis available for every production batch.
Global Standards
Meets international food safety and quality standards.
Natural & Safe
Clean, natural and free from unnecessary additives.
Made in South Africa
Proudly local. Quality you can trust.
How Ovatech is Made
From eggshell to high-quality calcium. We follow a carefully controlled, science-backed process to ensure that every batch delivers the highest quality natural calcium – pure, safe and effective.
Our 8-Step Process
1
Premium Eggshell Sourcing
Eggshells are sourced from verified free-range egg producers.
2
Thorough Cleaning
Shells are washed multiple times to remove organic residue and impurities.
3
Controlled Drying
Shells are dried at controlled temperatures to eliminate moisture and bacteria.
4
Fine Milling
Dried shells are milled into a fine powder using advanced milling technology.
5
Precision Sieving
Powder is sieved to ensure consistent particle size and quality.
6
Heat Sterilisation
Powder is heat sterilised to ensure microbiological safety without compromising quality.
7
Laboratory Testing
Each batch is tested for purity, microbiology, heavy metals and potency.
8
Encapsulation/Bulk
The finished natural calcium powder is ready for human supplementation, incorporation into pet food formulations or as a natural agricultural calcium source.
Our GMP Commitment
Good Manufacturing Practices (GMP) ensure that our products are consistently produced and controlled according to quality standards.
Clean, controlled environment
Trained & qualified staff
Documented procedures
Equipment qualification
Hygiene & contamination control
Regular maintenance
Ongoing quality monitoring
Supplier quality assurance
Traceable raw materials
Continuous improvement
Every Step Matters
From careful sourcing to final packaging, every step in our process is designed to deliver a calcium you can trust – naturally.
Clean & Pure
No additives, fillers or unnecessary ingredients.
Strictly Controlled
GMP-compliant manufacturing environment.
Laboratory Tested
Independently tested for purity, potency and safety by accredited laboratories.
Traceability Assured
From source to shelf – every batch is fully traceable and documented.
Quality You Can Trust
Our commitment to quality is at the heart of everything we do.
