Tea Brewing Calculator
Enter your cups and strength; get an exact herb weight, water volume, temperature and steeping time.
Confirm what's truly caffeine-free versus low-caffeine and find naturally caffeine-free swaps.
The words "herbal" and "caffeine-free" are often used interchangeably, but they're not quite the same thing. Some popular herbal blends include green or black tea; others are made with inherently caffeine-containing plants.
This finder lets you verify any herb or blend — and suggests alternatives when something isn't as caffeine-free as you assumed.
Search by herb name, category or blend type to get a clear caffeine status — caffeine-free, low caffeine or contains caffeine — with a brief explanation and a list of naturally caffeine-free alternatives.
For a broader look at caffeine-free hydration throughout the day, our Green Tea vs Herbal Tea guide explains the distinction clearly. The Daily Herbal Tea Planner helps you build an all-day routine from genuinely caffeine-free options.
The finder also covers common "grey area" cases — herbs that are caffeine-free themselves but are often sold in blended products alongside caffeinated true teas. Searching for those blends returns a clear label showing the caffeine status of the blend as sold, not just the individual herb, so you can make an informed choice at the point of purchase.
Most true herbal teas — made entirely from non-Camellia plants — are naturally caffeine-free. But some commercial "herbal" blends include green or black tea leaves, which contain caffeine. Always check ingredient labels when caffeine-free is a priority.
Yes — rooibos (red bush) is one of the most popular naturally caffeine-free herbal teas. It's also low in tannins, making it a particularly gentle everyday option.
No — yerba maté contains notable amounts of caffeine (often similar to a weak coffee). The finder includes it and clearly labels it as caffeinated.
For a fresh, grassy character similar to green tea, try moringa, nettle or lemongrass. For a similar everyday drinkable quality, rooibos is the most widely recommended swap.