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Functional mushroom coffee

How CUPPA Grew Referral Revenue 54% with a $5 Reward

CUPPA, a US brand of mushroom coffee, has run a referral program with BLOOP since December 2024. Over the last six months its referral revenue grew 54%, and the numbers below show how.

The bettercuppa.com homepage

referral revenue growth

+54%

Dec ’24 to Oct ’26

Rewards used
43%
Friends who ordered again
17%
Reward vs average order
12%
Referral revenue growth
+54%
Rewards used
43%
Friends who ordered again
17%
Reward vs average order
12%

Referral revenue index by month

Month by month, Dec ’24 to Oct ’26

Best month · Apr ’26

100

0 25 50 75 100 Dec ’24: index 5 Jan ’25: index 1 Feb ’25: index 0 Mar ’25: index 0 Apr ’25: index 0 May ’25: index 0 Jun ’25: index 0 Jul ’25: index 15 Aug ’25: index 29 Sep ’25: index 41 Oct ’25: index 85 Nov ’25: index 70 Dec ’25: index 27 Jan ’26: index 46 Feb ’26: index 40 Mar ’26: index 60 Apr ’26: index 100 May ’26: index 75 Jun ’26: index 80 Jul ’26: index 87 Aug ’26: index 94 Sep ’26: index 73 Oct ’26: index 7 (month in progress) Dec ’24Apr ’25Aug ’25Dec ’25Apr ’26Aug ’26
Full month Month in progress (to 2026-10-05) Index: best month = 100
View the index as a table
Monthly referral revenue index for CUPPA, Dec ’24 to Oct ’26, where the best month (Apr ’26) equals 100.
MonthReferral revenue index
Dec ’245
Jan ’251
Feb ’250
Mar ’250
Apr ’250
May ’250
Jun ’250
Jul ’2515
Aug ’2529
Sep ’2541
Oct ’2585
Nov ’2570
Dec ’2527
Jan ’2646
Feb ’2640
Mar ’2660
Apr ’26100
May ’2675
Jun ’2680
Jul ’2687
Aug ’2694
Sep ’2673
Oct ’26 (in progress)7

About CUPPA

CUPPA sells mushroom coffee made with premium coffee, functional mushrooms and nootropics, with free shipping. Learn more at bettercuppa.com.

The program

CUPPA runs a double-sided referral program in BLOOP, with the first referral orders arriving in December 2024. The customer who refers and the friend they invite each get $5 off. The friend’s $5 applies either to the entire order or to a selection of products.

Results

In the last six full months (April to September 2026), referral revenue was 54% higher than in the six months before.

43% of the friends who received the $5 reward used it on an order.

17% of referred friends came back and placed at least one more order after their first referral purchase.

The $5 friend reward is worth about 12% of an average referral order, so CUPPA pays a small, predictable amount for each new customer.

The chart shows monthly referral revenue as an index, where the best month equals 100.

Results are shown as percentages and indexes only, so the merchant’s sales figures stay private. Percentages are based on orders attributed to BLOOP referrals, excluding cancelled and refunded orders. Figures are current to 5 October 2026.

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