DrFeb
Health Guide

Mantis Egg Case

Have you ever heard of Mantis Egg Cases, often called 'Ootheca'? While they might look like alien structures in your garden, they are a staple in Traditional Chinese Medicine (TCM). In this guide, we aren't talking about the physical egg case found on a twig, but rather a specific herbal extract derived from the plant *Perilla frutescens*, which shares this Chinese name (Zi Su Ye). This potent herb is a powerhouse of antioxidants and is revered for its ability to calm the nervous system and support respiratory health naturally.
Evidence BasedDietary Supplement
Mantis Egg Case
VERIFIED SOURCE

Bio-Activity Analysis

Perilla Extract: Effect on Histamine Release

SCIENTIFIC DATA VISUALIZATION

Y-Axis
Histamine Inhibition (%)
Treatment Group →

Health Benefits & Sources

Why You Need It

  • Respiratory Relief: Helps soothe coughs and clear congestion.
  • Anxiety & Stress Support: Promotes a sense of calm without heavy sedation.
  • Digestive Aid: Eases bloating and nausea.
  • Anti-inflammatory: Rich in rosmarinic acid to combat oxidative stress.

Deep Dive

The active compounds in Mantis Egg Case (Perilla) function primarily as a bronchodilator and anxiolytic. Scientific studies suggest that it inhibits the release of histamine, which is why it is often used to manage mild allergy symptoms like sneezing and itchy eyes. Furthermore, it interacts with GABA receptors in the brain—similar to how chamomile works but with a stronger effect on the respiratory system—making it a dual-action herb for both mind and body.

Natural Food Sources

While the therapeutic doses usually come from concentrated extracts or teas, you can incorporate the source plant into your diet. The leaves of the Perilla plant (Shiso) are edible.

Food SourceFormBenefit
Perilla LeavesFresh or CookedMild anti-inflammatory support
Perilla OilCold-pressed OilHigh in Omega-3 (ALA) for heart health
Shiso (Green/Red)Garnish/SaladDigestive aid and fresh breath

Supplementation

Dosage: Standardized extracts usually suggest 50mg to 100mg of rosmarinic acid daily. Who should take it: Individuals suffering from seasonal allergies, mild nervousness, or persistent dry coughs. Form: Available as capsules, liquid tinctures, or dried leaves for tea.

Top Food Sources

Perilla Leaves (Shiso)
Eat raw in salads or wrap for sushi.
Perilla Seed Oil
Use as a finishing oil (do not cook with it).
Perilla Tea
Steep 1-2 tsp in hot water for 5 mins.
Kkaennip (Korean Perilla)
Popular in Korean side dishes (Namul).
Beefsteak Plant
Often grows wild; edible purple leaves.

Frequently Asked Questions

In TCM, the herb Perilla is called 'Zi Su Ye.' However, there is a separate insect ingredient called 'Mantis Egg Case' (Tian Long). This guide focuses on the plant (Perilla) which is more common in dietary supplements.
Consult your doctor. Because Perilla acts as a mild antihistamine, combining it with strong prescription antihistamines could theoretically cause excessive drowsiness.
For allergies or coughs, you may feel relief within 30-60 minutes when using a tincture. For anxiety, consistent use over 2 weeks is usually required to notice a shift.
Mild side effects can include heartburn or drowsiness. Stick to recommended dosages to avoid digestive upset.

Safety & Side Effects

Safety Profile

Generally recognized as safe (GRAS) when consumed in amounts found in food. In supplement form, it is safe for short-term use.

Who should avoid it?

  • Pregnant/Breastfeeding Women: There is insufficient safety data regarding high-dose supplements.
  • Bleeding Disorders: Perilla may slow blood clotting; avoid before surgery.
  • Allergies: If you are allergic to mint, lavender, or sage, you may react to Perilla.

Scientific References

  • [1]Makino, T., et al. (2013). 'Effect of Perilla frutescens on allergic rhinitis.' *Journal of Ethnopharmacology*.
  • [2]Osakabe, N., et al. (2004). 'Rosmarinic acid inhibits allergic reactions in mice.' *Life Sciences*.
  • [3]National Center for Complementary and Integrative Health (NCCIH). 'Perilla Monograph.'