Supplement Certifications Compared: Which Seals Actually Matter—and What They Really Test For
Not all supplement seals mean the same thing. Compare USP, NSF, Informed Choice, Labdoor, and more to find out which…
Why you are here.
You’re not here for hype.
You’re here because you’re tired of half-truths, vague advice, and influencer noise.
Sighed Effects was built for those who want clarity, not clutter. Here, we break down the science behind supplements and nutrition so you can make decisions that actually make sense.
This site is curated, not crowdsourced. It’s built on research, not rumors. And with Sighed Effects Labs, you can build your own smart supplement stacks, personalized nutrition plans, and more — with tools that respect your time and your brain.
Latest Articles
Explore the newest evidence-based insights from the Sighed Effects team.
International Supplement Certifications: A Global Guide to Safety Standards, Regulatory Bodies, and Label Oversight
A global guide to supplement certifications: Learn how Australia, Canada, Europe, Japan, China, and South Korea regulate and approve supplements…
BSCG Supplement Certification: The Anti-Doping Gold Standard for Athletes and Brands
BSCG certification helps verify that supplements are free from banned substances. Learn how it works, what it covers, and how…
Should You Trust In-House Supplement Testing? A Deep Look at Internal Quality Control
In-house testing supports supplement quality control—but only independent labs can deliver objective, consumer-facing verification. This article breaks down the strengths…
Independent Lab Testing of Supplements: Why It Matters, How It Works, and What to Look For
A science-based guide to independent supplement testing—what it is, how it works, and why it matters. Learn how to evaluate…
Inside Labdoor Certification: How Independent Supplement Testing is Reshaping Consumer Trust and Label Transparency
Labdoor Certification offers a rare look inside your supplements. This guide explains how Labdoor tests products, what the scores mean,…
Explore Sighed Effects Labs
New tools, smarter stacks, deeper science — built to help you make evidence-driven decisions faster.
Explore Labs →