Spearmint Tea Ingredients Explained

One of the simplest, most reassuring things about spearmint tea is how short the ingredient list can be. Here are the spearmint tea ingredients explained: what they actually look like, and why they matter.

The One Ingredient: Spearmint Leaves

Pure spearmint tea contains exactly one ingredient: dried spearmint leaves (Mentha spicata). Organzo's Spearmint Tea is made from 100% pure spearmint leaves — nothing blended in, no fillers, no artificial flavouring added to mask lower-quality leaves.

Why a Short Ingredient List Is a Good Sign

A short, honest ingredient list is usually a good sign of quality, for a simple reason: if a brand needs to blend in other ingredients, flavourings, or "natural flavour" additives, it's often compensating for lower-quality base leaves. Pure spearmint tea that tastes good on its own, from spearmint alone, is a stronger signal of genuine quality.

What to Check on Any Spearmint Tea Label

• Is it 100% spearmint? Some products labelled "spearmint tea" are actually blends with green tea or black tea added — which also means they're not caffeine-free.

• Are there added flavourings? "Natural spearmint flavour" listed as a separate ingredient (rather than spearmint leaves themselves) is a sign of a lower-quality product.

• Is the sourcing mentioned? Transparent brands are usually willing to say where their leaves come from.

Why This Matters for Freshness Too

Single-ingredient teas are also generally easier to judge for freshness — you can smell and taste the spearmint directly, without other flavours masking whether the leaves are actually fresh. See our guide on loose leaf vs. tea bags for more on storage and freshness.

Check the full ingredient list and reviews on the Spearmint Tea product page.

Spearmint vs Peppermint: Why the Species Matters

Spearmint (Mentha spicata) and peppermint (Mentha piperita) are both mints, but they're genuinely different plants with different flavour profiles and different research behind them — peppermint tends to be more menthol-forward and is more commonly studied for digestion, while spearmint has a milder, sweeter mint flavour and is the specific variety studied in the PCOS-related research mentioned elsewhere on this site. A tea labelled simply "mint tea" without specifying the variety could be either — always check for "spearmint" or "Mentha spicata" specifically if that distinction matters to you.

What gives spearmint its flavour

Spearmint’s fresh, slightly sweet taste comes mainly from a compound called carvone. A chemical analysis of mint species found carvone to be the predominant component of spearmint, at about 35–45% of its oil (source). Peppermint’s character comes from menthol instead, which is why the two taste so different; our guide to spearmint vs peppermint tea goes into the difference.

Reading a spearmint tea label

Labels can be vague. This table shows what common wordings usually mean: