What Is Clean Wine? A Plain-English Guide to the Clean Label Project

The short answer: "clean wine" isn't a regulated term — anyone can put it on a label. The Clean Label Project Purity Award is one of the only ways to verify a clean wine claim independently, because it requires a wine to be lab-tested by a third party and benchmarked against a public database, rather than taking the winery's word for it. Here's what the term actually means, how it differs from "organic" or "natural" wine, and what to check before trusting a clean wine claim.

"Clean Wine" Has No Legal Definition

Unlike "organic," which is a regulated USDA term with specific farming requirements, "clean wine" is a marketing term with no government definition. Different brands use it to mean different things: some mean no added sugar, some mean minimal-intervention winemaking, some mean no synthetic pesticides in the vineyard. None of that is independently verified unless a brand submits to third-party testing.

Clean Wine vs. Organic Wine vs. Natural Wine

These three terms get used interchangeably, but they're not the same thing:

• Organic wine is a regulated USDA term about how the grapes were farmed — no synthetic pesticides or fertilizers. It says nothing about what ends up in the finished bottle.
• Natural wine generally refers to minimal-intervention winemaking — low or no added sulfites, native yeast fermentation. It's a winemaking philosophy, not a lab-verified standard.
• Clean wine, as used by the Clean Label Project, means something narrower and more specific: the finished, bottled wine has been independently lab-tested for contaminants and residues and benchmarked against other wines. A wine can be organically farmed and still test poorly for contaminants introduced elsewhere in production, or conversely, be conventionally farmed and test clean. Testing the finished bottle is the only way to know.

What the Clean Label Project Purity Award Actually Verifies

The Clean Label Project Purity Award requires a wine to be purchased off the shelf — not submitted by the winery for special testing — and sent to an independent, ISO 17025-accredited laboratory. Lifevine's testing partner is Ellipse Analytics. The wine is screened for 200+ contaminants, including heavy metals, glyphosate, and pesticide residues, and the results are benchmarked against the Clean Label Project's database of 1,000+ wines. A wine earns the Purity Award by placing in the Best Third of every wine the Clean Label Project has tested.

Why This Matters More Than the Label Copy

Federal law doesn't require wine labels to disclose ingredients, nutrition facts, or contaminant testing — none of it. That means any wine can call itself "clean," "pure," or "healthy" without backing it up. The Purity Award exists specifically because a claim without independent verification is just marketing. A published Certificate of Analysis, from an accredited lab, tied to a specific batch, is the difference between a claim and a fact you can check yourself.

Frequently Asked Questions

Is clean wine the same as organic wine?

No. Organic wine is a USDA-regulated farming standard. Clean wine, as verified by the Clean Label Project, is about what's actually detected in the finished, bottled wine through independent lab testing — a different and more specific kind of verification.

What does the Clean Label Project test for?

The Clean Label Project's testing panel screens for 200+ contaminants, including heavy metals, glyphosate, and pesticide residues, at an independent ISO 17025-accredited laboratory.

How do I know if a "clean wine" claim is actually verified?

Look for a named independent lab, a named certification body, and a published Certificate of Analysis you can actually read — not just the word "clean" on the label or website.

Is Lifevine wine both zero sugar and clean-label certified?

Yes. Lifevine carries the Clean Label Project Purity Award and is zero sugar* per serving, with both claims verified through the same independent lab testing process, published as a per-batch Certificate of Analysis. See how Lifevine's testing compares to other zero sugar wine brands for the full breakdown.

Ready to see the proof behind the claim? Read the full Standards and testing methodology, see how the top zero sugar wine brands compare, or shop Lifevine's Clean Label Project Purity Award-winning wines.