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HEI ZHI MA

Sku: SKU-0519012026

Black Sesame (Hei Zhi Ma) is one of the most revered herbal foods in traditional Eastern medicine, with a history of use spanning thousands of years in health preservation, nourishment, and preventive care. Far beyond a nutrient-rich seed, black sesame has long been documented in classical medical texts for its ability to tonify the Liver and Kidney, nourish essence and blood, and support long-term vitality, making it especially valuable for individuals experiencing physical weakness, premature aging, or prolonged recovery.

From a modern scientific perspective, black sesame stands out for its high content of unsaturated fatty acids, bioactive lignans (sesamin, sesamolin), vitamin E, trace minerals, and powerful antioxidants. These compounds contribute to comprehensive benefits across multiple body systems, including digestive health, cardiovascular function, nervous system support, endocrine balance, immune resilience, and skin and hair vitality. When used appropriately, black sesame helps support chronic constipation, metabolic balance, liver health, anti-aging processes, and promotes strong, dark hair and radiant skin from within.

What truly differentiates black sesame from many other herbal ingredients is its neutral nature, sweet and oily flavor, and non-toxic profile, allowing it to be seamlessly integrated into daily nutrition, traditional herbal formulas, medicinal oils, and natural wellness practices. This rare balance between traditional wisdom and modern nutritional science positions black sesame as a cornerstone ingredient in today’s global movement toward integrative medicine and sustainable health optimization.

HERBAL NAME: Hei zhi ma (Sesamum indicum L.) - Black sesame

Common English name: Black Sesame

Scientific name (medicinal name): Sesamum indicum L. (Sesami Semen Nigrum)

Family: Pedaliaceae.

Medicinal part used: Seeds.

Storage: Store in a dry place.

Nature and flavor: Sweet, oily; neutral in nature; non-toxic.

Meridian tropism: Enters the Kidney and Liver meridians.

THERAPEUTIC FUNCTIONS AND INDICATIONS

DIGESTIVE SYSTEM

  • Promotes the smooth passage of the large and small intestines; treats chronic constipation, especially constipation in the elderly and post-illness constipation; supports the treatment of colitis.
  • Improves the transportation and transformation function of the middle burner (deficiency damage of the middle jiao).
  • Supports intestinal microbiota.

CIRCULATORY – CARDIOVASCULAR – METABOLIC SYSTEM

  • Tonifies the Liver and benefits the Kidney, nourishes essence and blood, increases red blood cell count, and supports iron-deficiency anemia.
  • Healthy fats, pinoresinol, and antioxidant components in black sesame seeds help regulate blood glucose levels. The vitamin E, magnesium, and antioxidants in sesame help cleanse blood vessels and maintain stable blood pressure; reduce blood cholesterol, prevent atherosclerosis, prevent cardiovascular diseases, and support obesity control.
  • Supports non-alcoholic fatty liver disease (NAFLD).
  • The selenium content in black sesame stimulates thyroid hormone activity and supports the treatment of hypothyroidism.

NERVOUS SYSTEM – EYES

  • Benefits the brain, strengthens the body and brain, enhances concentration, and supports neurasthenia.
  • Supports mild mental disorders (long-term consumption helps restore normal mental state).
  • Treats decreased visual acuity and improves eyesight.

ENDOCRINE – REPRODUCTIVE – URINARY SYSTEM

  • Supports male sexual function and male fertility (sperm).
  • Phytoestrogens in sesame seeds exert effects similar to estrogen in the female body; therefore, sesame supplementation may reduce perimenopausal symptoms such as hot flashes, dry and dull skin, fatigue, and memory decline.
  • Treats insufficient breast milk and breast swelling after childbirth.
  • Treats Lin syndrome due to heat (urethritis, cystitis, prostatitis).
  • Supports acute and chronic prostatitis.
  • Alleviates penile pain caused by damp-heat.
  • Nourishes essence and prevents kidney-related disorders.

IMMUNE SYSTEM

  • Enhances overall physical strength and endurance; supports anti-inflammatory and antioxidant effects (lignans: sesamin, sesamolin); helps prevent aging, boosts immunity, reduces prolonged post-illness fatigue, supplements nutrition after illness, and restores physical weakness.
  • Prevents wind-stroke (regular consumption).
  • Helps inhibit the growth of cancer cells and reduces the risk of:
    • Colorectal cancer
    • Breast cancer
    • Prostate cancer

DERMATOLOGY – HAIR

  • Promotes healing of slow-healing wounds; treats mild burns; treats swollen and painful hemorrhoids (external washing); treats urticaria, pruritic rashes, dermatitis; alleviates radiation-induced dermatitis.
  • Eliminates dampness; treats boils and sores; treats ulcerative lesions on the scalp of young children.
  • Darkens hair, smooths hair, stimulates rapid hair growth, prevents premature graying, and nourishes the scalp.
  • Slows aging and improves complexion.

MUSCULOSKELETAL SYSTEM

  • Treats low back pain, sore knees, leg pain, and leg fatigue.
  • Reduces mild musculoskeletal swelling and strengthens tendons and bones (due to calcium, zinc, manganese, and magnesium content nourishing bones and joints).

ORAL HEALTH

  • Mouth rinsing (oil pulling) with sesame oil helps reduce dental plaque, supports gingivitis management, and improves oral hygiene.

CHEMICAL CONSTITUENTS

  1. Lignans: Sesamin, Sesamolin, Sesamol.
  2. Fatty acids & Lipids
    • Unsaturated fatty acids: Oleic acid, Linoleic acid, Lignoceric acid.
    • Saturated fatty acids: Palmitic acid, Stearic acid, Arachidic acid.
    • Phospholipids: Lecithin.
    • Phytosterols: β-Sitosterol.
  3. Proteins & Amino acids: Lysine, Aspartic acid, Asparagine, Proline, Valine, Leucine.
  4. Carbohydrates & Dietary fiber: Cellulose, Pentosan, nitrogen-free carbohydrate compounds.
  5. Vitamins: Vitamin E (Tocopherol), Vitamin B6, Vitamin B1 (Thiamine), Vitamin B2 (Riboflavin), Niacin (Nicotinic acid), Carotene.
  6. Minerals & Trace elements: Calcium, Phosphorus, Iron, Copper, Zinc, Selenium.
  7. Other compounds: Choline, Phytin, Calcium oxalate.

DOSAGE AND ADMINISTRATION

Used at a dose of 12–40 grams per day, administered by direct consumption, decoction, food preparation, oil extraction, pill formulation, or external application.

CONTRAINDICATIONS AND PRECAUTIONS

Black sesame (Hei Zhi Ma) is not suitable for individuals with spleen deficiency accompanied by diarrhea, loose stools, or excessive phlegm-dampness. Individuals with yin deficiency and hyperactive fire, presenting with internal dryness and heat, should use with caution and avoid long-term high-dose use. Contraindicated in acute diarrhea and acute enteritis. Individuals with a history of sesame allergy must not use it. Caution is advised for those taking anticoagulant medications.

 

ECOLOGICAL VALUE OF BLACK SESAME

Beyond its nutritional and therapeutic value, Black Sesame (Sesamum indicum L.) has distinctive ecological roles in agricultural ecosystems:

  • Pollinator Interactions: Sesame flowers provide nectar and pollen for various bees, including Apis cerana and Amegilla zonata. Although sesame is capable of self-pollination, insect visitation can enhance reproductive success.
  • Drought Adaptation: Its root system can adjust growth under water-limited conditions, helping certain varieties adapt to seasonally dry environments.
  • Agricultural Diversification: As an annual oilseed crop, sesame can be incorporated into crop rotation systems, increasing crop diversity and potentially reducing the impacts of monoculture under appropriate management.
  • Sustainable Ecological Management: Sesame is vulnerable to weed competition during early growth. Organic mulching, intercropping, and crop rotation can help reduce herbicide dependence and limit soil degradation.

Black Sesame offers dual value—nutritional, therapeutic, and ecological—by providing valuable plant resources while supporting pollinator interactions and agricultural diversification through sustainable

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