How to Prevent Powdered Green Tea from Clumping

Moisture Control Tips for Sweetened Green Tea Powder

Sweetened green tea powder is highly prone to absorbing moisture, especially in humid seasons like summer or the rainy months.
Once clumped, the powder becomes harder to dissolve, and both its appearance and flavor suffer.

In this article, we’ll explain why clumping occurs and how to prevent it effectively.

Why Does Powder Clump?

Main causes include:

• Moisture in the air
  → Sugar and matcha components in green tea are naturally hygroscopic and absorb water easily.

• Poorly sealed containers
  → Prolonged exposure to air invites moisture and can also introduce odors.

• Using a wet spoon or steam contact
  → A damp spoon can cause localized clumping inside the container.

Tips to Prevent Clumping

1. Use a Desiccant

Place a silica gel or humidity-absorbing packet inside your airtight container.
This is a basic step after opening the product and helps regulate internal humidity.

2. Choose High-Seal Containers

Use containers like zippered pouches, tea canisters with inner lids, or screw-top jars that block out air effectively.

3. Store in Small Portions

Transfer only a small amount into a daily-use container, and keep the rest unopened and sealed.
This reduces the frequency of opening and air exposure.

4. Avoid Wet Spoons

Never use a wet or freshly washed spoon inside the container.
Always use a completely dry spoon when scooping.

5. Gently Shake the Container (If Slightly Clumped)

If minor clumping has started, shaking the container gently may loosen the powder.
But for severe clumps, removal or reprocessing may be necessary.

If Clumps Already Formed

• Sift through a fine mesh: Use a tea strainer or kitchen sieve to separate the particles.
• Use a blender: For large clumps, pulse the powder in a dry blender or mill.
• Avoid further moisture: Once clumped, the powder is more sensitive—try to use it quickly.

Summary

To keep your green tea powder fresh and free-flowing, moisture control is key.
By remembering these four essentials—

• Desiccant
• Airtight containers
• Small-portion storage
• Dry utensils

—you can significantly reduce the chances of clumping.

With just a little effort, you’ll enjoy your green tea in a smooth, powdery form every time.