r/Costco is a subreddit with 1.6M members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses costco, food, kirkland, hate, and products, and they frequently recommend/review sparkling water, protein bar, and frozen meals.
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Popular Themes in r/Costco
#1
Advice Requests
: "Do collagen gummies actually help anyone, or are they a gimmick?"
13 posts
#2
Solution Requests
: "Buying an Apple MacBook pro from Costco or from Apple?"
4 posts
#3
Pain & Anger
: "I'm addicted to Kirkland sparkling energy drink now"
2 posts
Popular Topics in r/Costco
#1
Costco
: "Loved Costco @ Shenzhen, China"
112 posts
#2
Food
: "Ice Cream Cookie is the GOAT"
37 posts
#3
Kirkland
: "Baked bread following the recipe on Kirkland flour"
17 posts
#4
Hate
12 posts
#5
Products
: "If you needed another excuse to get a costco case of beer..."
12 posts
#6
Worst
9 posts
#7
Struggling
8 posts
#8
Annoying
8 posts
#9
Shopping
: "Cart of what looks like tangerines in the liquor aisle"
6 posts
#10
Snacks
: "Southern Fried Chicken and Waffles “puffed drumstick Snacks” will kill me"
6 posts
Products Discussed in r/Costco
Sparkling Water
138 reviews
#1
Spindrift
4.8★ from 19 reviews
#2
SodaStream
4.9★ from 19 reviews
#3
Waterloo
4.5★ from 17 reviews
Protein Bar
130 reviews
#1
Kirkland
4.3★ from 21 reviews
#2
Pure Protein
4.5★ from 17 reviews
#3
RX Bar
3.8★ from 9 reviews
Frozen Meals
86 reviews
#1
Trader Joe's
4.8★ from 15 reviews
#2
Bibigo
4.4★ from 5 reviews
#3
Kirkland
4.3★ from 4 reviews
Flair Used in r/Costco
#1
[Clearance 97 Deals]
: "The Le Creuset 166-piece Ultimate Cookware Set is now $3,999.97"
11 posts
#2
[Bakery]
: "I will literally never order cake from anywhere else"
8 posts
#3
[Grocery]
: "There is not a single good salsa"
8 posts
#4
[Product]
: "I'm addicted to Kirkland sparkling energy drink now"
8 posts
#5
[Snacks]
: "Ugly Cake, truly ugly but delicious!"
8 posts
#6
[Furniture]
: "Ya’ll convinced me to get the LED standing desk!"
7 posts
#7
[Frozen Food Products]
: "My ride or die since the 90s: spinach & mozzarella frozen raviolis"
6 posts
#8
[Reviews]
: "Discussion reviewing Costco's unique food safety program."
4 posts
#9
Clothing
: "Kirkland Signature women's pullover hoodie (item 7771786, Vuori dreamknit fabric dupe) drawstrings has KS logo aglets! 😆"
4 posts
#10
[General Question]
: "What should I treat myself to?"
4 posts
Member Growth in r/Costco
Yearly
+337k members(27.5%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/Costco, including current member size, discussion patterns, product reviews, and related communities to explore.
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Last updated: June 5, 2026