Vitamin & Mineral Testing Near Irvine & San Diego, CA — ISO 17025 Accredited Lab
ISO 17025 accredited vitamin & mineral testing from our Irvine and San Diego laboratories. Fast turnaround, precise results, regulatory-ready COA reports.
ISO 17025 
Resultados em 48 h 
100 % garantia 
Resposta rápida
Vitamin & Mineral Testing near you is available through ISO 17025 accredited laboratories like Qalitex Labs, which operates facilities in Irvine and San Diego, California. These labs use validated analytical methods including HPLC, ICP-MS, and GC-MS to test dietary supplements, cosmetics, and food products for safety, purity, and regulatory compliance.
FDA Warning: Vitamin D Toxicity Reports Linked to Mislabeled Supplements
The FDA received adverse event reports tied to vitamin D over-fortification in supplement products, where actual potency exceeded label claims — reinforcing the need for independent potency verification.
Looking for reliable vitamin & mineral testing near your location? Qalitex Laboratories operates two ISO 17025 accredited facilities in Southern California — Irvine and San Diego — serving brands nationwide with fast, accurate testing. Vitamins and minerals are highly regulated in dietary supplements and foods. Qalitex Laboratories provides quantitative potency testing for all major vitamins and minerals, ensuring your label claims are accurate, FDA-compliant, and defensible in audits. Whether you need testing for dietary supplements, cosmetics, food products, or Amazon FBA compliance, our labs provide 48-hour turnaround with detailed Certificates of Analysis.
Why Choose Qalitex for Vitamin & Mineral Testing Near You
Qalitex Laboratories is one of the leading ISO 17025 accredited testing labs in Southern California, with facilities in both Irvine and San Diego. Our proximity to major metropolitan areas shipping hubs means faster sample receipt and quicker results. We combine state-of-the-art instrumentation (HPLC, ICP-MS, GC-MS, LC-MS/MS) with experienced scientists to deliver accurate, regulatory-ready results.
Vitamins We Test
We test fat-soluble vitamins (A, D, E, K1, K2) and water-soluble vitamins (C, B1 thiamine, B2 riboflavin, B3 niacin, B5 pantothenic acid, B6 pyridoxine, B7 biotin, B9 folate, B12 cobalamin) using HPLC, UV-Vis, and microbiological assay methods.
Minerals & Trace Elements
Using ICP-MS and ICP-OES, we quantify essential minerals including calcium, magnesium, zinc, iron, copper, selenium, chromium, manganese, and iodine. Results are compared against label claims and regulatory limits (USP, EU, and national standards).
Label Claim Compliance
We help brands stay compliant with FDA label claim tolerances (USP <905> for uniformity), ensuring supplement facts panels accurately reflect nutrient content. Critical for FDA enforcement defense, retailer audits, and Amazon listing compliance.
Ensaios e Métodos Principais
Normas Aplicáveis
Setores que Atendemos
Como Funciona
Três passos simples para os seus resultados
Envie as suas amostras
Envie amostras para o nosso laboratório de Irvine ou San Diego com o seu formulário de pedido.
Análise e resultados
Os nossos cientistas acreditados pela ISO 17025 aplicam métodos de ensaio validados.
Receba o seu CoA
Obtenha um Certificado de Análise assinado em 48–72 horas.
Perguntas Frequentes
Perguntas Frequentes
Where can I get vitamin & mineral testing near me?
Qalitex Laboratories operates ISO 17025 accredited labs in Irvine and San Diego, California, serving clients nationwide. Ship your samples to us and receive results within 48–72 hours.
How much does vitamin & mineral testing cost ?
Testing costs vary based on the specific analyses required, sample matrix, and turnaround time. Contact Qalitex Labs for a custom quote — most standard panels start at competitive rates with volume discounts available.
Is Qalitex Laboratories ISO 17025 accredited?
Yes. Qalitex Laboratories holds ISO/IEC 17025 accreditation, the international standard for testing and calibration laboratories. This ensures our methods, equipment, and quality systems meet the highest standards of accuracy and reliability.
What is your turnaround time?
Standard turnaround is 5–7 business days. Rush service with 48-hour turnaround is available for most test types. Contact us to discuss your timeline requirements.
What types of products do you test?
Qalitex tests dietary supplements (capsules, powders, gummies, liquids), cosmetics and personal care products, food and beverage items, botanical extracts, and raw materials. We serve brands, contract manufacturers, and Amazon FBA sellers.
How do I submit samples for testing?
Ship your samples to our Irvine or San Diego laboratory with a completed sample submission form. We provide prepaid shipping labels for qualifying orders. Results are delivered electronically via secure portal.
Which vitamins and minerals does Qalitex test?
Qalitex tests all major fat-soluble vitamins (A, D, E, K1, K2) and water-soluble vitamins (C, B1, B2, B3, B5, B6, B7, B9, B12) using HPLC and UV-Vis methods, plus essential minerals (calcium, magnesium, zinc, iron, selenium, chromium, and more) by ICP-MS.
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Solicite orçamento para vitamin mineral testing near me. A nossa equipa responde em 24 horas.