factually
Index/Organizations/NSF/ANSI

NSF/ANSI

Fact-Checks

3 results
Jan 16, 2026

How do shower filter flow rates and capacity (gallons) influence real‑world chlorine removal performance in lab tests?

Lab tests and industry certifications make clear that a shower filter’s flow rate and total-gallon capacity are primary determinants of real‑world chlorine removal: higher contact time (lower flow) or...

Jan 13, 2026

Where can I find a GaraHerb Supplement Facts panel or independent certificate of analysis?

A direct copy of a GaraHerb Supplement Facts panel or an independent Certificate of Analysis (COA) is typically supplied by the brand (on its product label or website) or by third‑party testing bodies...

Jan 10, 2026

How to choose a safe water filter for daily use

Choosing a safe daily water filter starts with testing the water to learn which contaminants need removal, then matching a certified technology to those contaminants and to household needs (taste, cos...