Here are a few options for WordPress post_tag descriptions for “代糖” (dài táng, Artificial Sweetener) in Traditional Chinese, catering to different needs:

**Option 1: Concise & Informative (Good for general use)**

* **繁體中文:** 所有關於代糖、甜味劑、蔗糖替代品等相關的文章標籤。
* **English Translation:** Tag for articles related to artificial sweeteners, sugar substitutes, and alternative sweeteners.

**Rationale:** This is a classic and informative description that clearly explains what the tag encompasses. It’s suitable for a general audience.

**Option 2: Targeting Health-Conscious Readers**

* **繁體中文:** 揭示代糖的健康議題，探討其利弊得失，以及與天然甜味劑的比較。
* **English Translation:** Articles exploring the health aspects of artificial sweeteners, examining their pros and cons, and comparing them to natural sweeteners.

**Rationale:** This focuses on the health-related content readers may be looking for. It suggests in-depth analysis and comparison, which is often relevant when discussing sweeteners.

**Option 3: Covering a Broader Scope (e.g., recipes, product reviews, etc.)**

* **繁體中文:** 各種食物中的代糖，包括產品成份分析、食譜、以及代糖的相關資訊。
* **English Translation:** Artificial sweeteners found in various foods, including product ingredient analysis, recipes, and related sweetener information.

**Rationale:** This description is broader, suggesting potential content such as ingredient analysis of products containing artificial sweeteners, and recipes where they are used. It is useful if you intend to cover a wider range of topics under this tag.

**Option 4: Focusing on Benefits and Alternatives**

* **繁體中文:** 代糖與其他甜味劑的比較，比如零糖、低糖飲食的選擇與建議。
* **English Translation:** Comparing Artificial Sweeteners with other Sweeteners. Information that can apply to zero-sugar, low-sugar diets, as well as recommendations.

**Rationale:** This description focuses specifically on the benefits of, and alternatives to, “代糖.” This is great for an audience that is keen on using sweeteners to reduce sugar intake.

**How to use these in WordPress:**

1. Go to your WordPress admin panel.
2. Navigate to **Posts > Tags** or **Category > Tags**.
3. If creating a new tag for “代糖,” enter “代糖” as the name (標籤名稱). Then you can paste one of the descriptions above into the ‘Description’ field (描述).
4. If editing an existing tag for “代糖”, find the tag and simply edit the description box (‘Description’ box).

Choose the description that best suits the focus of your blog and the content you plan to tag with “代糖”. It’s always a good idea to tailor the description to your target audience. Remember to use “繁體中文” as the language.