Okay, here’s a description for a WordPress post tag titled “茶胺酸作用” (Chá’ānsuān Zuòyòng) in Traditional Chinese, suitable for SEO and clarity:

**Description (Traditional Chinese):**

**探索茶胺酸作用：放鬆、舒緩與認知增強**

茶胺酸 (Theanine) 是一種存在於茶葉中的獨特氨基酸，以其在心理健康和認知功能上的潛在益處而聞名。本標籤將深入探討茶胺酸在體內的作用機制、對身心健康的影響，以及研究成果。

**關鍵字**

* 茶胺酸 (Theanine)
* 放鬆 (Relaxation)
* 舒緩 (Stress Relief)
* 認知功能 (Cognitive Function)
* 茶葉 (Tea)
* 心理健康 (Mental Health)
* 大腦 (Brain)
* γ-胺基丁酸 (GABA)
* α波 (Alpha Waves)

**Description Breakdown & Why it Works:**

* **Clear Introduction:** Starts by immediately stating what the tag is about and providing a brief, accessible definition of L-Theanine.
* **Addresses Key Benefits:** Highlights the main positive effects people often associate with L-Theanine: relaxation and cognitive enhancement.
* **Specific Keywords:** Includes relevant and specific keywords that people might search for in Chinese. This helps with SEO.
* **Suggests Content Depth:** Implies that the content linked to this tag will go beyond a simple introduction, mentioning mechanisms, effects, and research.
* **Encourages Exploration:** Hints at the discovery and learning aspect of that tag, inviting people to dig in and learn more about L-Theanine.
* **Use of Common and Targeted Phrasing:** Utilizes frequently searched terms, like “放鬆”, “舒緩”, and “認知功能” in Traditional Chinese, for better search visibility.
* **SEO Optimization**: Includes terms related to the brain/GABA, α-waves, and reference the source of L-Theanine, the tea leaves.
* **Concise and Easy to Understand**: Maintains a clear and straightforward tone, making it easy for readers to grasp the essence of the content related to the tag.

**How to Use in WordPress:**

1. **Go to the “Tags” section** in your WordPress admin panel (usually under “Posts” or a similar menu).
2. **Add or edit the tag “茶胺酸作用” (Chá’ānsuān Zuòyòng).**
3. **Paste this description into the “Description” field** for the tag.
4. **Save the tag.**