Costco Greek Yogurt: All 6 Brands Ranked by Protein, Price & Taste (2026)

By CostcoFan | Updated July 2026

My pick: Kirkland Signature Organic Greek Yogurt, 48 oz · Item #1048072 · $7.49

I eat Costco Greek yogurt three times a day. It is, without exaggeration, my single most-purchased item at Costco — I buy four containers at a time and I’m genuinely annoyed when my warehouse is out. Over the years I’ve worked through just about every Greek yogurt Costco carries, so this is the honest ranking: all six I’ve eaten, eab by protein, price, and taste, plus which ones aren’t worth your cart space. If you’re chasing protein — and everyone is right now — the good news is most of these deliver. The differences are organic, texture, price, and whether your store actually stocks them.

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Quick Answer: The Best Costco Greek Yogurt

If you just want the verdict: Kirkland Signature Organic Greek Yogurt (item 1048072) is the one in my fridge every single week. Creamy, tart, thick, organic, and $7.49 for 3 pounds. Fage Total 0% is a genuine near-tie — arguably richer — and loses only on the organic label. Everything else is a step behind for one reason or another.

Here’s the full ranking, then the nutrition breakdown.


The Protein Comparison (All 6, Normalized Per Cup)

Greek yogurt serving sizes are all over the place — ⅔ cup, ¾ cup, a full cup — which makes label protein numbers misleading. So I’ve normalized everything to per cup for an apples-to-apples look. The takeaway up front: protein is basically a wash across the plain options. They’re all excellent. So protein isn’t the deciding factor — texture, organic, price, and availability are.

Protein/cupLabel servingSugarFatPriceSizeOrganic?
Kirkland Organic~27g18g / ⅔ cup3g0g$7.4948 oz✅ Yes
Fage Total 0%23g23g / 1 cup5g0g$7.3948 ozNo
Kirkland Nonfat~27g18g / ⅔ cup4g0g$5.6948 ozNo
Chobani Plain~27g20g / ¾ cup7g3g$6.7940 ozNo
Green Mountain Organic~24g16g / ⅔ cup5g3.5g$5.9932 oz✅ Yes
Chobani Vanilla~19g14g / ¾ cup16g 0g$6.7940 ozNo

Notice the vanilla: lowest protein, by far the most sugar. That’s the whole story of the flavored one, and it’s why it ranks last.


1. Kirkland Signature Organic Greek Yogurt (Item 1048072) — The Best

$7.49 · 48 oz (3 lbs) · 18g protein per ⅔ cup · Organic

This is the best Greek yogurt Costco sells, and it’s not particularly close for me.

It’s creamy, tart, and so thick — everything I want. I love that it’s organic, and I’m not going to wade into whether organic is meaningfully healthier; I just know that for 3 pounds at $7.49, I’ll happily pay the roughly $1.80 premium over the non-organic version. It’s the best value in the case when you weigh quality against price.

How I actually eat it (and I eat a lot of it):

The bowl. My absolute favorite, and my go-to snack, bedtime treat, and diet-survival move: almost two cups of yogurt (yes, that’s a lot, I know), a drizzle of Kirkland honey or Kirkland Organic Maple Syrup, a scatter of Anthony’s Organic Cacao Cocoa Nibs (they’re amazing!), toasted slivered almonds, and Anthony’s Organic Shredded Coconut on top. Healthy fats, high protein, genuinely filling. When I’m on a strict diet and fighting cravings, this is what keeps me from binging — it satisfies and it keeps me full for hours. Best bedtime snack I’ve found.

Protein pancakes. We mix it into protein pancakes in the morning.

Tzatziki. Homemade tzatziki with this yogurt is amazing.

Straight, three times a day. Easy, cheap, healthy, packed with protein — which is honestly hard for me to get enough of because I love carbs. This solves that.

Two honest quirks:

  • The whey on top. After it’s been open a bit, it develops liquid whey on the surface. That’s a natural byproduct — it has nutritional value and technically you shouldn’t toss it, but I pour it off because I want my yogurt as thick as humanly possible. I eat so much yogurt that I’m not worried about losing a little.
  • The bottom-of-the-tub scoop. My only real gripe, and it’s a funny one: near the bottom I end up with yogurt on my hand and spoon from scooping. It’s why a freshly opened container is the best — peak thickness, no mess. (Same complaint I have about the coconut oil jar, honestly. Costco packaging and I have history.)

This is probably my most-purchased Costco item, period.


1a. Fage Total 0% (Item 824383) — The Closest Possible Second

$7.39 · 48 oz (3 lbs) · 23g protein per 1 cup · Not organic

I’m calling this 1a instead of 2, because honestly it might be a tie.

We bought Fage for years — like a lot of people — and when my Costco stopped carrying it, switching was genuinely hard. I completely understand the loyalty. It’s rich and thick and amazing, made with just two ingredients (skim milk and cultures), no added sugar, no artificial anything, and 23g of protein per cup. It’s a premium product and it tastes like one.

The only reason the Kirkland Organic edges it for me is the organic label. That’s the tiebreaker, and it’s the whole difference. I still buy Fage when the Kirkland Organic is out, and I’ll sometimes grab it over the non-organic Kirkland. Sales matter too — if Fage’s on sale, it comes home.

If you’re a Fage loyalist mad that Costco swapped in Kirkland: I get it. Fage is excellent. But give the Kirkland Organic an honest try — it’s organic, it’s cheaper, and it’s genuinely in the same league.


2. Kirkland Signature Nonfat Greek Yogurt (Item 1956023) — Best Value

$5.69 · 48 oz (3 lbs) · 18g protein per ⅔ cup · Not organic

Here’s where the two Kirkland tubs confuse people, so let me be clear: Costco sells two different Kirkland Greek yogurts, and I see both on the shelf. The organic (1048072) and this nonfat one (1956023). They’re not the same product.

The only reason we buy this one is when the organic is sold out. We go organic when we can — even though it costs about $1.80 more per container — because we’re trying to eat as clean as possible. I’m not going to argue whether organic is “worth it”; that’s a personal call and we’ve made ours.

That said, this is a GREAT value and a huge bang for your buck. At $5.69 for 3 pounds it’s the cheapest per ounce in the lineup, and it tastes just as good — same savory tartness, same thickness, same 18g of protein. It’s tart, and I know some people find it too tart, but I love it. If you don’t care about organic, this is arguably the smartest buy in the whole case.


3. Chobani Plain (Item 2059712) — Good, If Your Store Has It

$6.79 · 20g protein per ¾ cup · Not organic

Chobani Plain is genuinely good — creamy and thick, similar in taste and texture to the Kirkland and Fage options, no added sugar, 20g of protein per serving.

The reason it’s not higher isn’t quality — it’s availability. It’s not carried at all my Costcos, so it just doesn’t hit our rotation the way you’d expect a yogurt this good to. If your warehouse stocks it and you like Chobani, it’s a fine choice. I’m just partial to the Kirkland brand — Costco seems to figure out how to make the Kirkland version best, and for the best price.


4. Green Mountain Creamery Organic (Item 990483) — Fell Out of Favor

$5.99 · 32 oz · 16g protein per ⅔ cup · Organic

We used to buy Green Mountain all the time, back around 2019–2020. Then it fell out of favor in our house and never came back.

The issue is texture. It’s just not thick and creamy enough — especially after it’s been opened a while, where it goes looser than I want. It’s organic like my top pick, which is the one thing it has going for it, but the Kirkland Organic beats it on texture and gives you more (48 oz vs. 32 oz for a similar price, so the per-ounce value is actually worse here). Costco still sells it. We just never grab it anymore.


5. Chobani Vanilla (Item 1415774) — The Flavored One (I’d Skip It)

$6.79 · 14g protein · 16g sugar per ¾ cup · Not organic

Full disclosure: I didn’t even want to put this on the list, because I don’t like flavored yogurts and this ranks last.

I was scarred as a kid in the ’90s eating flavored yogurts — the Yoplaits and Dannons. Loved them then; as I got older they all started tasting like chemicals to me. This vanilla is similar — it reads a little chemical-y to me, and being pre-flavored, it’s less flexible than plain. The numbers back up the ranking too: least protein (14g) and by far the most sugar (16g) in the whole lineup.

Better move: buy the plain Kirkland Organic and add your own. A little real vanilla extract and a drizzle of honey, and you’ve got vanilla yogurt that tastes clean, has more protein, and way less sugar. That’s what I do.


Other Greek Yogurts Costco Carries

Costco stocks a couple of others I haven’t eaten enough to rank fairly. I’d rather tell you they exist than fake a review:

  • Skotidakis — a Greek yogurt several Costcos carry; I haven’t given it a real run yet.
  • Oikos Triple Zero — zero added sugar, zero fat, zero artificial sweeteners; also on some shelves.

I’ll update this post once I’ve properly tried them. If you’ve had either, I’d genuinely like to hear how they stack up in the comments.


How I Use Greek Yogurt (Beyond the Bowl)

  • The honey/cocoa-nib bowl (above) — my daily
  • Protein pancakes — mixed into the batter
  • Tzatziki — homemade, excellent
  • Sardine sandwiches — I mix Greek yogurt into the sardine salad instead of mayo. Full recipe in my Costco sardines guide — it’s the healthier bind and you don’t lose anything.
  • Bedtime craving killer — two cups, keeps me full, satisfies the sweet tooth without wrecking a diet

Frequently Asked Questions

What is the best Greek yogurt at Costco?

Kirkland Signature Organic Greek Yogurt (item 1048072, $7.49 for 48 oz). It’s creamy, tart, thick, organic, and the best value for the quality. Fage Total 0% is a very close second.

How much protein is in Costco Greek yogurt?

Most plain options land around 27g per cup once you normalize serving sizes — Kirkland (both), Chobani, and Fage are all in that range. The Chobani Vanilla is lowest at ~19g/cup.

What’s the difference between the two Kirkland Greek yogurts?

Costco sells an organic version (item 1048072, ~$7.49) and a nonfat non-organic version (item 1956023, ~$5.69). Both are 18g protein per ⅔ cup and taste very similar; the organic costs about $1.80 more.

Is Costco’s Kirkland Greek yogurt as good as Fage?

Honestly, yes — they’re nearly tied. Fage is a touch richer and thicker; Kirkland Organic wins on being organic and cheaper. You won’t be disappointed with either.

How much does Greek yogurt cost at Costco?

Roughly $5.69–$7.49 for a 48 oz (3 lb) tub depending on brand, and $5.99 for the 32 oz Green Mountain. The nonfat Kirkland is the cheapest per ounce.

Why is there liquid on top of my Greek yogurt?

That’s whey — a natural byproduct that separates out, especially after opening. It’s harmless and even nutritious. Stir it in for a looser yogurt, or pour it off if you like it thick (that’s what I do).


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