The best organic greens powders, compared

Which greens powders are actually certified USDA Organic as a finished product?

Three of the six: Salt & Field, Zena, and Purium. AG1 and Bloom use some organic ingredients, but the finished products aren’t certified. Live it Up’s own FAQ says it is "almost — but not certified." Look for the USDA seal on the package. "Made with organic ingredients" is a weaker claim.

Finished-product certification is strict. An outside certifier checks every ingredient, the blending facility and the handling chain, every year. That costs money and limits sourcing, which is why most of the category skips it. Salt & Field’s certification covers the whole formula, including the grass juice powders, and the seal is on the jar. The two other seals here, Zena’s and Purium’s, sit over panels that print no ingredient amount at all.

How do the prices per serving compare?

Salt & Field is $1.80 a day. AG1 is $3.30, Purium about $3.90, Live it Up $2.00 one-time and $1.33 subscribed, Zena $1.30 and $1.04, Bloom $1.13 and $0.96 — and every figure below our line buys a blend total instead of an ingredient amount.

Ours is $53.96 a jar, $1.80 a day, and sits well under AG1 at either tier — our full Salt & Field vs AG1 comparison covers what separates them. Purium’s 35.5 g serving is priced like the meal shake it is. Every price on this page buys a scoop; only one of them buys an ingredient amount, because on five of these six labels there is none printed.

Cost per milligram you can verify. Daily Greens and Adaptogens is $53.96 a jar for 30 days of 8,000 printed milligrams — 7,980 mg named across nine ingredients, plus 20 mg of B. coagulans MTCC 5856 at 2 billion CFU as the tenth. Both terms are on the label, so the division is yours to do. For the other five powders on this page it cannot be started: Bloom prints seven blend totals, Zena two, Purium a ranked list of fifteen with no weights, Live it Up one blend holding 7.3 g of an 8.3 g serving, and AG1 two blends holding 42 ingredients. A price divided by an unprinted number is no number at all.

Which organic greens powder should you choose?

One of the six prints an amount beside every ingredient in the serving. The other five print blend totals, a ranked list, or nutrient totals. If you want to know what is in the scoop, one label on this page tells you, and it is ours.

Seals, sport certification and a lower price all sit in the rows above, and not one of them is an amount you can check a dose against. Salt & Field was built for the buyer whose first question is “how much?” — certified as a finished product, ten ingredients, an amount beside each.

What the seal doesn’t buy you from Zena is a number. Its panel prints two blend totals — 4,619 mg of greens, fruits, vegetables and herbs, and 2,411 mg of fiber, prebiotics, probiotics and enzymes — and no amount for anything inside them. The fiber blend is over a third of the scoop, and the two things printed at the top of it are organic gum acacia and organic ground rice hulls. Its grasses are leaf and stem powder, not juice. Its own site quotes three return windows: 30 days in the FAQ, 60 on the homepage badge, 90 in the refund policy, half back if the tub is open, under 20% used, return shipping on you. The cheapest seal in the table, and nothing under it you can check.

(Zena facts checked September 2026 from zenanutrition.com — its published Supplement Facts panel, FAQ, homepage badge and refund policy.)

FAQ

Are any popular greens powders certified USDA Organic? A few. In this comparison, Salt & Field, Zena, and Purium carry finished-product certification or claim it. AG1, Bloom, and Live it Up don’t. Look for the actual USDA seal on the package, not the word "organic" in marketing copy.

Do greens powders contain heavy metals? Most plant powders carry trace heavy metals drawn from the soil they grew in. What separates the brands is what you can check from the shelf: the seal on the finished product, and a label that prints every amount.

What does "proprietary blend" mean on a greens label? It’s a label format. It shows which ingredients are in a blend, but only the blend’s total weight. You can’t see how much of each ingredient you get. AG1 and Bloom use blend-style labels (AG1’s current label groups most ingredients into three blends). Salt & Field lists every ingredient with its amount.

Is the cheapest option good enough? Zena is $1.04 a serving subscribed with the USDA seal, and its panel prints two blend totals and no amount for anything inside either one. Cheap is easy to check. What the scoop holds is not, on five of these six labels. On ours there are ten amounts, printed.

Why is Salt & Field ranked first on its own page? Because it is a count rather than an opinion: ten ingredients, ten printed amounts, 100% of the serving. No other label on this page prints an amount for a single green.

Want the two-brand deep dives? Our head-to-head pages cover AG1, Bloom, Live it Up, Zena and Purium in full.

Prices and claims checked September 2026 from each competitor’s own website.

Six powders on this page. One prints an amount beside every ingredient.

30-DAY RETURNS · OPENED OR NOT

Learn to read a Supplement Facts panel.

Sign up and the first email is a short guide to reading one: where to find the amount of each ingredient, and what a proprietary blend is allowed to leave out. It works on any jar, ours included.