Yerba mate (yer-bah ma-tay) is a naturally caffeinated beverage with centuries of rich, cultural history in South America. Brewed from the leaves of the yerba mate plant (Ilex paraguariensis), the beverage originated from the traditions of the indigenous Guaraní people. Today, yerba mate is still cherished for its natural properties and its ability to bring people together.

Yerba mate comes from the Ilex paraguariensis holly tree, not the Camellia sinensis plant used for true teas (green, black, oolong). Unlike coffee or tea's caffeine alone, yerba mate contains a distinct combination of natural stimulants — caffeine, theobromine, and theophylline — that work together to provide a steady, balanced, plant-powered boost rather than a typical jolt.

Saint James Yerba Mate is a naturally caffeinated beverage that offers a clean and elevated alternative to traditional energy drinks.

Saint James Yerba Mate delivers a refreshing, fruit-forward, energizing taste with balanced sweetness and a smooth finish.

No, Saint James Yerba Mate is not carbonated.

Saint James Yerba Mate is lightly sweetened with organic cane sugar and organic stevia leaf extract.

Each bottle contains 3–4g of sugar depending on flavor.

Each bottle contains 20–25 calories depending on flavor.

Each bottle contains 150mg of natural caffeine. That is equivalent to about 1.5 cups of coffee (8oz pour) or just above a double shot of espresso (2oz).

Caffeine affects everyone differently, but Saint James Yerba Mate is made with natural compounds that work together to deliver a smooth and focused lift — no jitters or crash, just a clean boost that keeps you going.

Theobromine is a naturally occurring plant compound found in yerba mate and cacao (aka chocolate), often associated with a smooth, uplifting feel.

Yes. Yerba mate naturally contains polyphenols, which are plant-based antioxidants.

It's great for mornings, afternoon pick-me-ups, pre/post workout, or anytime you want an energizing boost.

Each bottle contains 150mg of caffeine, so we recommend enjoying it based on your personal caffeine tolerance.

Those sensitive to caffeine, children, and anyone pregnant or breastfeeding should consult a healthcare provider before consuming caffeinated beverages.

Yes! All ingredients are USDA certified organic.

Yes

Our organic yerba mate leaves are ethically sourced directly from South America, where the plant is native.

It's brewed using a continuous, low-heat process with only water and steam — no chemical solvents — that gently captures the tea's natural volatile aromatics and locks them back into the blend for a consistent, authentic, clean-label cup every time.

Store at room temperature before opening and refrigerate after opening. Best enjoyed chilled & shaked.