Yadom (ยาดม) are ubiquitous in Thailand, serving as a pocket-sized remedy for a variety of minor ailments. These traditional herbal inhalers are used to relieve nasal congestion, headaches, dizziness, and to provide a general sense of refreshment and focus.
 
Green - Often the Original Formula
*   Typical Profile: The classic, balanced formula of a brand.
*   Brand Example: Hong Thai (Green) is their original, all-purpose herbal blend.
*   Primary Use:  Everyday relief from nasal congestion, dizziness, and headaches.
 
Yellow - Often a Potent/Herbal Formula
*   Typical Profile: A stronger, more aromatic, or spicier version of the original.
*   Brand Example: Hong Thai (Yellow) is an improved, more potent formula with additional spices like nutmeg and cloves.
*   Primary Use: For those seeking a stronger, longer-lasting, and more herbal-focused scent.
 
White - Often a Mild or Menthol-Focused Formula
*   Typical Profile: A milder scent or a formula with a higher concentration of cooling menthol.
*   Brand Example: Hong Thai (White) offers a powerful menthol kick with a less complex herbal aroma.
*   Primary Use: Intensive sinus relief, managing stress-related headaches.
 
Blue - Often a Calming/Refreshing Scent
*   Typical Profile: A variation focused on a calming or uniquely refreshing scent.
*   Brand Example: Hong Thai (Blue Camphor)** is known for a scent that is both refreshing and calming, excellent for tension headaches.
*   Primary Use: Easing dizziness, nasal congestion, and tension.
 
Red - Often an Extra-Strength Formula
*   Typical Profile: An "extra-strength" or "hot" formula.
*   Brand Example: Bow Dang (Red)** is marketed as their extra-strength version for robust relief from congestion.
*   Primary Use: For users who find standard formulas too weak.
 
Black - Often a Strong, Energizing Formula
*   Typical Profile: A strong, medicinal, and energizing blend.
*   Brand Example: The brand "Black Inhaler" is specifically marketed to a younger audience, athletes, and those needing a quick mental boost.
*   Primary Use: Quick energy, focus, and a powerful refreshing sensation.
 
Purple, Orange, and Other Colors
*   Typical Profile: These colors often signify unique or specialized scents that differ from the standard herbal/menthol profiles.
*   Brand Example: Wiroonhok Yadom (Purple) features a distinct lotus scent. Other brands may use orange for citrus scents, pink for floral scents, etc.
*   Primary Use: For users who want a specific aromatic experience beyond the traditional yadom smell