Oct 20, 2026

21 CFR 111 or ANSI 455-2: Which Matters More for Sports Nutrition Supplements?

For a sports nutrition supplement sold in the United States CFR Part is the more important of the two standards because it is federal law Every company that...

Oct 19, 2026

Creatine Gummy Testing: What to Request to Verify Creatine Content in a Finished Product

A creatine gummy brand should request five core tests on each finished lot These are a creatine assay a creatinine assay content uniformity across individual gummies water activity...

Oct 16, 2026

Supplement Quality Control: The Best Way to Build a System That Works

The best way to achieve good supplement quality control is a layered system not a single test The system starts with written specifications for every ingredient and finished...

Oct 14, 2026

Is Supplement Heavy Metal Testing Necessary for All Brands and Products?

Supplement heavy metal testing is necessary in some form for every brand that sells dietary supplements in the United States The requirement comes from the FDA's Good Manufacturing...

Oct 12, 2026

Is Supplement Potency Testing Easy to Get for a Supplement Company?

Supplement potency testing is widely available for supplement companies with one important condition For vitamins minerals amino acids fatty acids and botanical markers with published methods ISO IEC...

Oct 09, 2026

Can Raw Material Testing Verify Finished Supplement Quality? What 21 CFR Part 111 Requires

A supplement brand cannot rely on raw material test results alone to verify the quality of its finished product Raw material testing confirms what entered the process It...

Oct 07, 2026

When to Request Residual Solvent Testing for Botanical Extracts and Finished Supplements

A supplement brand should request residual solvent testing whenever a botanical extract was produced with an organic solvent whenever the extraction solvent is unknown and whenever a supplier...

Oct 05, 2026

Nutraceutical Testing Checklist: What to Request Before Launching a Supplement

Before launching a new dietary supplement a brand should request seven categories of nutraceutical testing These are ingredient identity potency against label claim heavy metals microbial contaminants pesticides...

Oct 01, 2026

Batch Testing Supplements: Does Every Lot Need Banned Substance Testing, or Is Annual Enough?

A supplement brand that sells to drug-tested athletes military personnel or other people subject to anti-doping rules should test every finished-product batch for banned substances Annual testing is...

Sep 24, 2026

Heavy Metals in Supplements: How Brands Test and Determine Compliance With Applicable Limits

Supplement brands test for heavy metals by sending finished products or raw materials to an accredited laboratory for elemental analysis usually by inductively coupled plasma mass spectrometry ICP-MS...

Sep 23, 2026

GMP Certification Cost for Supplement Brands: Fees, Factors, and Budget Ranges

GMP certification for a supplement brand ranges from a brand-level document review at the low end to or more in the first year for a company certifying its...