Vitamin & Mineral Testing Services
Quantitative analysis of vitamins and minerals for accurate label claim verification.
Vitamin and mineral testing quantifies the potency of fat-soluble vitamins (A, D, E, K), water-soluble vitamins (B-complex, C), and essential minerals (calcium, zinc, iron, selenium) in dietary supplements using HPLC, UV-Vis, and ICP-MS methods to verify label claim accuracy.
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.
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.
Ensayos y métodos incluidos
- ✓ Fat-soluble vitamins (A, D, E, K)
- ✓ Water-soluble vitamins (B-complex, C)
- ✓ Mineral panel by ICP-MS
- ✓ Label claim verification
- ✓ Potency at end of shelf life
Normas y conformidad regulatoria
- USP vitamin monographs
- AOAC validated methods
- FDA 21 CFR label tolerances
- EU Directive 2002/46/EC
Sectores que atendemos
- Multivitamin manufacturers
- Single-nutrient supplement brands
- Prenatal & children's supplements
- Functional food & beverage
- Amazon FBA supplement sellers
Solicitar presupuesto
El precio depende de su producto. Indíquenos qué necesita y le enviaremos un presupuesto detallado en 24 horas.
Solicitar presupuesto →Preguntas frecuentes
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.
What are FDA label claim tolerances for vitamins?
The FDA sets specific tolerances for nutrient content vs. label claims per USP <905> uniformity standards. Qalitex performs label claim verification testing to ensure your supplement facts panel accurately reflects actual nutrient content and meets FDA enforcement standards.
Can Qalitex test vitamin potency at end of shelf life?
Yes, Qalitex provides potency testing at both time of manufacture and end of shelf life as part of stability studies. This is critical for vitamins that degrade over time, ensuring label claims remain accurate throughout the product's expiration date.
Páginas de ensayos especializados
Vitamin & Mineral Testing Near Irvine & San Diego, CA — ISO 17025 Accredited Lab
vitamin mineral testing near me
Vitamin & Mineral Testing for FDA compliance
vitamin mineral testing for FDA compliance
Vitamin & Mineral Testing for Amazon listing approval
vitamin mineral testing for Amazon listing approval
Vitamin & Mineral Testing for Regulatory submission
vitamin mineral testing for regulatory submission
Vitamin & Mineral Testing for Product launch
vitamin mineral testing for product launch
Vitamin & Mineral Testing for Quality control
vitamin mineral testing for quality control
Por qué las marcas eligen Qalitex para vitamin & mineral testing
Entrega en 48 h
CoA firmado en 48–72 horas
Acceso directo al científico
Hable con el químico que realiza sus ensayos
Sin pedido mínimo
1 SKU o 100 — la misma calidad
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¿Listo para ensayar su producto?
Indíquenos qué necesita analizar. Le responderemos en 24 horas con los precios y los plazos de entrega.
Solicitar presupuesto →Aviso legal: Los resultados de los ensayos proporcionados por Qalitex Laboratories son datos analíticos destinados a fines de control de calidad. No constituyen asesoramiento legal, regulatorio ni de conformidad. Los clientes son los únicos responsables de garantizar que sus productos cumplen todas las normativas federales, estatales y locales aplicables.