;
Thairath Online
Thairath Online

Moon Festival Night: Why Mirrors Are Forbidden at Night and Other Ancient Taboos to Know

Belief22 Sep 2026 17:37 GMT+7

Share

Moon Festival Night: Why Mirrors Are Forbidden at Night and Other Ancient Taboos to Know

Have you ever heard the ancient warning "Do not look into mirrors at night" which many wonder whether it's true or just a superstition?

The night of the Moon Festival is considered a special time full of immense energy according to ancient Chinese beliefs. While many set up altars to pray for love and prosperity, there is a mysterious warning passed down forbidding looking into mirrors at night. Understanding the hidden meaning helps us comfortably embrace positive energy without obstacles.

Why did the ancients forbid looking into mirrors on Moon Festival night?

According to ancient Chinese beliefs, the night of the Moon Festival is when the moon is at its most powerful, filled with yin energy — the energy of coldness, tranquility, and unseen dimensions. Mirrors are seen as mediums reflecting both light and energy. Looking into a mirror on a night thick with yin energy could attract restless energies or easily disturb the spirit.

From an ancient allegorical perspective, looking into a mirror in darkness or flickering light at night might startle a person by their own shadow or cause blurred vision from moonlight and candle reflections. The quiet atmosphere may lead the mind to wander and imagine things. Thus, the ancients warned against this to prevent anxiety on a sacred night meant for a pure and clear mind.

Check other taboos on Moon Festival night

Besides the mirror caution, there are several other important considerations to avoid disrupting the luck and affectionate charm coming into your life.

  • Clothing and color tones Avoid wearing purely black, white, or dull-colored clothes as these colors represent mourning. It is recommended to wear bright tones such as red, pink, orange, or cream to attract happiness and love energy.
  • Avoid dark corners and shadowy areas in the home Keep your home brightly lit, especially near entrances and the altar table. Do not let the house remain dim, as it is believed that darkness hinders the flow of lucky energy.
  • Do not quarrel or use harsh language This night is for harmony and family togetherness. Arguments will reduce the auspicious energy of charm and kindness.
  • Those who are weak or emotionally distressed If seriously ill or recently grieving, it is advised to avoid staying outdoors at night for too long to prevent exposure to excessive cold energy.

The moon energy ritual has been adapted for safe, everyday life. Those focusing on love and affectionate charm can set up an altar with cosmetics like perfume, powder, or lipstick to receive moonlight during the ceremony. However, avoid looking into mirrors in the dark. After the ritual, these items will boost confidence when used daily.

For prayers about wealth and prosperity, focus your mind with determination, prepare clean water, mooncakes, and auspicious round fruits such as oranges or pomelos. The most important thing is to approach these beliefs with mindfulness and understanding. Ancient taboos are not meant to instill fear but to remind us to act cautiously and wisely.

The Moon Festival night is one of brightness and harmony. Learning about the ancient taboo against looking into mirrors at night is actually a metaphor teaching us to stay calm and mindful. Praying peacefully while opening yourself to good energy will enhance your life with charm and luck throughout the year. So, how will you prepare to welcome positive energy this Moon Festival night?

References

National Learning Museum Institute: Knowledge on Moon Festival traditions and culture
The Taoism Association of Thailand: Beliefs about yin-yang energy and ancient Chinese folk customs