Case study Supplements AI Sales Agent 2026

How Probiótica recovers 23.8% of abandoned carts with Lia

The brandProbiótica

In business since 1986, Probiótica is one of the pioneering brands in sports nutrition in Brazil. Present from track and field to swimming and soccer, the brand partners with athletes such as Cesar Cielo, Paulo André and Diego Ribas, and its products are sold in pharmacy chains and the country's major sports retailers, as well as on its own website.

The results
23.8%of abandoned carts turned into approved orders
46.1%of customers replied to Lia on WhatsApp
2xcarts recovered, according to Grupo Supley

Grupo Supley has used the Compra Rápida checkout since an A/B test that raised conversion and captured revenue by 20%. With the checkout solved, the next front was the customer who reaches the last step and leaves without paying.

The context: lots of people at checkout, some of them stopping before paying

Probiótica drives a lot of traffic to checkout. The loss came from shoppers who built a cart and didn't finish. According to the Baymard Institute, about 70% of online carts are abandoned, and many of those abandonments have a fixable cause: shipping, a coupon that didn't apply, a declined payment or a question about the product.

In supplements, questions weigh more. Shoppers want to know whether a flavor comes in the isolate version, whether a product suits an older person, whether they can get whey and creatine together at a discount.

An email or SMS reminder with a coupon answers none of these questions. The customer gets the cart link and still has the same question that made them leave.

The solution: Lia chatting with the customer on WhatsApp

Probiótica started serving these customers with Lia, the Compra Rápida AI Sales Agent. When someone abandons a cart, Lia starts a WhatsApp conversation already loaded with the store's catalog, prices, active coupons and shipping and return policies.

In that conversation, Lia:

  • answers questions about flavor, ingredients, size, shipping and delivery time;
  • suggests products and kits at the real site price;
  • resolves coupon and payment issues and resends the shopping cart link;
  • recommends consulting a doctor or nutritionist when the question involves health;
  • replies at any hour, including late at night and on weekends.

There are three messages: the first right after the abandonment, the second about an hour later and the third the next day, each with a different angle. Once the order is approved, the sequence stops.

The conversations

Three real Lia conversations with Probiótica customers.

Recommendation. The customer asks for two products and Lia offers the kits that already bundle both, at the site price.
Responsibility. When the question involves health, Lia explains the product and advises the customer to consult a professional before making a purchase.
Recovered sale. The customer rebuilds the cart, pays and says they switched brands to Probiótica.

Real conversations, recreated from screenshots of the chats. Customer names were changed to protect their privacy.

Results: 23.8% of abandoned carts came back as orders

Out of every 100 abandoned carts at Probiótica, almost 24 came back as approved orders after Lia reached out.

Nearly half of the customers (46.1%) responded to the message, and most of the recovery came from this group:

19.3%of abandoned carts came back as orders from customers who chatted with Lia
4.5%came back from customers who read the message and didn't reply

Orders come back mainly when the customer's question gets answered, not just when they're reminded of the cart.

Each conversation also records why the customer abandoned the cart: shipping costs, a coupon, a question about the product, or a payment issue. This allows the store to identify the most common objections, rather than simply seeing an abandoned cart.

"We are very pleased with the results we've achieved with Lia. We've managed to double the recovery of our abandoned carts, which means that, even without more abandonments, we're converting more orders on the website. We also want to highlight the team's support, which has been very proactive. They are always looking for solutions and new ways to generate value, not only in cart recovery but also in other WhatsApp initiatives."

Guilherme Grunewald, Growth & Performance Coordinator at Grupo Supley

Next steps: Lia beyond the cart

Probiótica now also uses Lia for repurchase campaigns and WhatsApp broadcasts aimed at the customers most likely to buy.

Unlike a typical mass broadcast, the customer can reply: ask for another flavor, ask about the dose, compare products. Lia carries the conversation through to checkout.

In supplements, repurchase follows a predictable cycle, because the tub runs out. That opens a revenue stream that doesn't depend on bringing new traffic to the site.

Proactive broadcast. The campaign opens the conversation, the customer says what they're looking for and gets a shelf with the right products.

Summary

Grupo Supley already had a faster checkout. With Lia, Probiótica started recovering the customer who reached the end of the purchase, got stuck on a question and left. The same channel now also drives repurchase and WhatsApp campaigns.

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