Hermetica Superfood Encyclopedia
The Short Answer
This unique Japanese herb helps calm seasonal allergies, soothe digestion, and reduce inflammation.
CategoryLeaf & Herb
GroupHerb
Evidence LevelModerate
Synergy Pairings4
Health Benefits
Reduces oxidative stress through its high concentration of flavonoids and rosmarinic acid, protecting cellular integrity.
Supports digestive health by promoting healthy gut function and alleviating bloating via carminative properties.
Modulates inflammatory pathways, helping to reduce systemic inflammation and discomfort.
Enhances immune function through its rich content of Vitamin C and other bioactive compounds.
Protects skin health by combating oxidative damage and supporting cellular regeneration.
Origin & History
Japanese Shiso Herb (Perilla frutescens) is an aromatic annual herb native to East Asia, particularly Japan, thriving in well-drained, fertile soils. Its rich phytochemical profile makes it a valuable botanical for functional nutrition, supporting various systemic processes.
“Japanese Shiso Herb (Perilla frutescens) has been a cornerstone of Japanese cuisine and traditional folk medicine for over a millennium. Revered for its aromatic flavor, it has been traditionally used to aid digestion, support immune function, and promote skin health, often accompanying raw fish dishes to mitigate potential pathogens.”Traditional Medicine
Scientific Research
Preliminary in vitro and animal studies indicate Japanese Shiso Herb's potent antioxidant and anti-inflammatory properties, particularly due to its rosmarinic acid content. Emerging research also suggests its potential for digestive support and immune modulation, though human clinical trials are needed to fully elucidate these benefits.
Preparation & Dosage
Culinary
Traditionally consumed fresh in salads, sushi, or as a vibrant garnish.
Functional
Incorporate 1–2 teaspoons of fresh shiso leaves daily into teas, smoothies, or dishes.
Forms
Available fresh, dried, or as an extract.
Nutritional Profile
- Vitamins: Vitamin A, Vitamin C
- Fatty Acids: Omega-3 fatty acids (Alpha-linolenic acid - ALA)
- Phytochemicals: Flavonoids, Rosmarinic acid
Synergy Stack
Hermetica Formulation Heuristic
Adaptogenic base
Immune & Inflammation | Gut & Microbiome
Frequently Asked Questions
What is Japanese Shiso Herb?
Japanese Shiso, or Perilla frutescens, is an aromatic herb from the mint family. It's widely used in Asian cuisine and traditional medicine to support a healthy response to allergens, aid digestion, and reduce inflammation.
How much Shiso should I take?
For culinary use, 1-2 teaspoons of fresh leaves daily is common. For therapeutic benefits like allergy support, standardized extracts are often used at dosages of 150-300 mg per day.
Is Shiso the same as mint?
While Shiso is in the mint family, it has a much more complex flavor profile. It combines notes of mint with anise, basil, and citrus, making it distinct from common mint varieties like peppermint or spearmint.

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