Advice Line with Susan Griffin-Black of EO Products
Susan Griffin-Black of EO Products fields high-stakes scaling, growth, and global expansion questions from three founders on this Advice Line episode. She walks Ruchi Gupta through scaling her probiotic skincare line, guides Peter Andrews on growing his South African wine import business, and shares actionable insights for Dominic Wyndham-Giddens as he expands his Barbados coffee brand internationally. Founders get targeted, expert advice to solve their own business growth roadblocks.
Listen on Spotify
Episode Recap
Intro
Susan Griffin-Black returns to the Advice Line to help three founders tackle distribution, scaling, and international expansion. She draws on three decades of growing EO Products from a garage experiment into a national personal care brand to give practical, relationship-driven advice.
Caller 1: Ruchi Gupta & Yobi
Dr. Ruchi Gupta, a pediatrician and professor at Northwestern, founded Yobi after her daughter was born with severe eczema. She developed a probiotic-based skincare line and now sells five products through her website and Amazon, with about 40 percent repeat purchase rate and $330,000 in sales last year. She asks whether she should double down on DTC or push harder into spas, doctors offices, and medispas. Griffin-Black advises keeping DTC as the foundation while pursuing professional channels, because those recommendations build trust. She also suggests turning Yobi's educational blog into a monthly newsletter to deepen customer loyalty without asking for anything in return.
Caller 2: Peter Andrews & Culture Wine Company
Peter Andrews spent his career in food and beverage before launching Culture Wine Company in 2023 to import and distribute small-batch South African wines. His business is growing fast - up 60 percent last year and over 150 percent year to date - but he wrestles with how to split his time between wholesale partnerships and DTC while also building demand for South African wine as a category. Griffin-Black recommends narrowing wholesale to a handful of cities where he can train distributors and sommeliers in person, rather than spreading too thin across too many states. She also urges him to lean into regenerative farming stories on his labels, since that messaging exceeds the standard of organic and resonates with modern wine buyers.
Caller 3: Dominic Wyndham-Giddens & Wyndham's Beijing Coffee Roasters
Dominic Wyndham-Giddens has built Wyndham's Beijing Coffee Roasters and its Cane Dog sub-brand over 25 years in Barbados, with roughly $2 million in annual sales and 25 UK taste awards. He wants to expand internationally but faces high logistics costs and limited access to neighboring Caribbean islands. Griffin-Black tells him to saturate the Caribbean tourism market first with stickers, merch, and point-of-sale presence so the brand feels established before chasing larger markets. She also recommends focusing on one or two U.S. regional grocery chains rather than trying to launch nationwide immediately, because a concentrated pitch lets him build authentic relationships with buyers.
Final Thought
Across all three calls, Griffin-Black returns to the same principle: relationships and local depth beat broad, scattered expansion. Whether it is dermatologist offices in Chicago or regional grocers in Texas, the founders who win are the ones who show up in person, listen to the people closest to the customer, and let that feedback shape where they go next.
Key Takeaways
- 1Start with DTC before chasing retail: Build repeat customers and gather feedback through direct sales, then let that data support wholesale pitches rather than guessing what stores want.
- 2Let your origin story do the marketing: A personal founding moment, like creating a product for a sick child, builds more trust than listing product features alone.
- 3Go deep in one city before going national: Concentrate distribution and relationship-building in a single region, then expand organically as proof points accumulate.
- 4Turn expertise into content: A doctor's blog about eczema or a winemaker's notes on terroir attracts customers who want to learn, not just buy.
- 5Local saturation beats scattered presence: Fill nearby stores, spas, or restaurants with your product before targeting distant markets, so customers encounter your brand repeatedly.
Founders Featured

Ruchi Gupta
Ruchi Gupta, MD, MPH is CEO & Founder of Yobee Care, which develops scalp and skin microbiome therapeutics. A Northwestern professor of pediatrics and medicine, she is Founding Director of CFAAR. A pediatrician, she launched the startup to help her daughter and shared her entrepreneurial journey ...
1 episode

Dominic Wyndham-Giddens
Dominic Wyndham-Giddens is Co-Owner and Director of Coffee at Wyndhams Coffee. He and wife Mandy opened a Barbados cafe in 2001. They launched the 2014 roastery to shake up the local scene. He created signature Rum Barrel Coffee to bring great coffee to Barbados.
1 episode

Peter Andrews
Peter Andrews, DipWSET, MBA, is a 15-year wine industry veteran. He founded California-based Culture Wine Co. in 2023, the only U.S. importer, wholesaler and e-comm retailer focused solely on South African wine. A San Francisco wine educator, he's appeared on podcasts covering South African wine ...
1 episode

Susan Griffin-Black
Susan Griffin-Black is Co-Founder and Co-CEO of EO Products, maker of the EO and Everyone personal care lines. An early clean beauty pioneer, she left a three-decade fashion design career to launch the brand with Brad Black, and has been featured on NPR’s How I Built This.
1 episode
Related Companies

Wyndhams Coffee
Family-owned Barbados coffee roasters. Dominic Wyndham Gittens and his wife Mandy run the brand, roasting fresh-to-order specialty grade Bajan coffee, plus fine teas and brewing gear. International shipping is available, with 10% off online orders over 00 using code ONLINE10.
1 episode
EO Products
Founded in 1995. EO Products makes plant-based personal care that cares for people and the planet. It runs a zero-waste facility, holds B Corp certification, and is vegan and cruelty-free. Its EO and Everyone lines use natural, organic, sustainably farmed ingredients and pure key oils.
1 episode

Culture Wine Co.
Culture Wine Co. Is the sole U.S. Importer, wholesaler, e-commerce retailer and wine club dedicated exclusively to South African wines. Founders launched it to boost local representation. They share the stories behind every bottle.
1 episode

Yobee Care
Yobee Care makes natural, effective probiotic scalp, hair and skin solutions. Founded by Northwestern and Harvard-trained physician Dr. Ruchi Gupta, its products treat dry, itchy, dandruff, eczema and psoriasis symptoms for all ages.
1 episode