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Comparison · Updated May 2026

RTB Kombucha vs Wolseley Kombucha.

Two Winnipeg kombucha brands taking different paths. RTB publishes its specs (3.75g added sugar per can, 24-day ferment) and delivers on-demand. Wolseley runs a 6-week ferment with 130+ retail partners, a Wall Street taproom, and a refill program. Here's the side-by-side.

TL;DR

Pick RTB Kombucha if you want a published sugar count (3.75g per can, naturally low), on-demand delivery (no subscription), and a focused three-flavor lineup. Pick Wolseley Kombucha if you want maximum local availability (130+ stores, taproom, refill stations), a 6-week ferment, and a wide variety pack to rotate.

Side-by-side

 RTB KombuchaWolseley Kombucha
OriginWinnipeg-based brandWinnipeg (Wolseley neighbourhood)
Founded2026~2019 (6+ years)
Fermentation24 days (published)6 weeks / 42 days (published)
Added sugar3.75g per 250ml can (published)Not publicly disclosed · marketed as 'low sugar'
IngredientsReal fruit pulp · high-altitude organic tea95% organic · real botanicals · local Valley Field fruit
Format250ml can355ml can · 946ml bottle · 1.89L growler
Price$4.99 CAD per canVaries by retailer
DeliveryFree on Winnipeg orders $40+ · $4.99 belowSubscription-only delivery within 12km of Wall Street
Availability in WinnipegDirect via rtbkombucha.caSobeys · Safeway · 130+ retail partners · Wall Street taproom
Best forPublished sugar count + flexible on-demand deliveryMaximum local availability + variety pack rotation + refill program

Where RTB wins

  • 3.75g added sugar per 250ml can — published, not implied
  • On-demand delivery — no subscription required
  • Free shipping at $40+ within Winnipeg
  • Lab-verified daily — pH band 3.0–3.2 published
  • Focused lineup — three considered flavors, no rotation fatigue

Where Wolseley wins

  • 6-week ferment (42 days) — longer than RTB
  • 130+ retail partners across Winnipeg
  • Sobeys + Safeway grocery availability
  • Wall Street taproom for pours and growler fills
  • Sustainable refill program with 24 stations
  • 12+ flavors including seasonal rotations and local-fruit collabs (Valley Field Acres)

Who should pick which

Pick RTB Kombucha if…

You want a published sugar count (3.75g per can, naturally low), prefer ordering by the can without committing to a subscription, and like a focused three-flavor lineup over rotating SKUs.

Pick Wolseley Kombucha if…

You want to pick up kombucha at almost any Winnipeg grocer, you want to rotate through 12+ flavors and seasonal blends, or you want to refill growlers at one of their 24 sustainable stations.

Frequently asked

What's the main difference between RTB Kombucha and Wolseley Kombucha?

Both are Winnipeg-based brands. RTB publishes 3.75g added sugar per 250ml can and a 24-day fermentation. Wolseley publishes a 6-week (42-day) fermentation and 95% organic ingredients, but doesn't publicly disclose specific sugar content on its main site. Wolseley has a much wider retail footprint (130+ retail partners plus Sobeys and Safeway) and a Wall Street taproom; RTB sells direct-to-consumer with free Winnipeg delivery on orders $40+.

Who ferments longer — RTB or Wolseley?

Wolseley ferments longer. Wolseley publishes a full 6-week (42-day) fermentation. RTB publishes 24 days. Longer fermentation generally means more residual acids and lower residual sugar — though the actual sugar number is what matters for the drinker, and RTB is the one that publishes a specific sugar count per can (3.75g per 250ml) where Wolseley does not.

Which has less sugar — RTB or Wolseley?

RTB publishes 3.75g added sugar per 250ml can. Wolseley markets itself as 'low sugar' and 'a great functional alternative to pop or fruit juice' but does not publicly disclose a specific gram count on its main site as of May 2026. If sugar transparency is the priority, RTB publishes the number; if you trust the 'low sugar' framing and want maximum Winnipeg availability, Wolseley is widely stocked.

Can I buy both RTB Kombucha and Wolseley Kombucha in Winnipeg?

Yes. RTB delivers directly across Winnipeg from rtbkombucha.ca (free on orders $40+, $4.99 flat below). Wolseley is sold at its Wall Street taproom (749 Wall Street), at Sobeys and Safeway, and at 130+ independent retail partners including Aviva Health, Bar Italia, and Altea — see their Find Us page.

Does Wolseley deliver to my door?

Wolseley offers a Booch Crew subscription with home delivery within the Winnipeg Perimeter (12km of their Wall Street location), but it's subscription-only (2 growlers every 2 weeks, 3 growlers every 2 weeks, etc.) — not single-order on-demand. RTB delivers any size order (no subscription required) across Winnipeg, free on $40+.

What flavors does each brand offer?

RTB offers three core flavors: Berrylicious, Mandarin Brew, and Pinelicious. Wolseley has 12+ flavors including Cran Rose Chai, Lemon Ginger, Pom Lim, Peach Oolong, Apple Spice, Blueberry Rooibos, Mango Lemonade, Cherry Cola, Saskatoon Berry, and seasonal rotations like Apple Blossom and Mystic Rainforest. Wolseley also partners with Valley Field Acres for local fruit infusions.

ready to try the slow-brew?

Order RTB Kombucha

Shop the three flavors →

Or see the full 2026 Canadian Kombucha Buyer's Guide.

Disclosure & methodology. This independent comparison is published by RTB Kombucha. Data on Wolseley Kombucha — fermentation length, organic percentage, retail footprint, taproom, refill program, delivery zone — was sourced from wolseleykombucha.com as of May 2026. We use only publicly available brand names — no logos or trademarks — for fair comparison, which is permitted under Canadian comparative-advertising standards. Sugar content for Wolseley was not publicly disclosed at time of writing; verify on each label before purchase. If you represent Wolseley Kombucha and a fact here is incorrect, email support@rtbkombucha.ca for correction within 5 business days.