What is Gotu Kola / Brahmi (Centella asiatica)?

Gotu Kola is a creeping marsh plant native to Asia that has been a cornerstone herb in Ayurvedic, Traditional Chinese, and Southeast Asian medicine for over 3,000 years. It is sometimes called 'the herb of longevity' and was traditionally prescribed for everything from mental clarity to leprosy wounds. Today it is widely used as a brain tonic, a skin-healing agent, and a natural remedy for anxiety and poor circulation.

How does Gotu Kola / Brahmi (Centella asiatica) work?

Its key compounds — a family of molecules called triterpenoid saponins, especially asiaticoside and madecassoside — stimulate the production of collagen, support healthy blood vessel walls, and appear to calm overactive stress responses in the brain. These same compounds seem to protect brain cells from damage and support the growth of nerve connections, which may explain the memory and focus benefits. The calming effects are thought to come partly from its interaction with the brain's GABA system, the same pathway targeted by anti-anxiety medications.

What forms does Gotu Kola / Brahmi (Centella asiatica) come in?

Standardized extracts in capsule or tablet form are the most reliable for cognitive and anxiety benefits, as the triterpenoid content is verified. Fresh leaves and teas are popular in Sri Lanka, Indonesia, and India and provide a milder daily tonic effect. Topical creams and gels containing Centella asiatica extract (often labeled CICA) are widely used in dermatology and K-beauty skincare for wound healing, scar reduction, and sensitive skin. Tinctures offer a flexible liquid dose.

Where it comes from:

Gotu Kola appears in ancient Ayurvedic texts including the Sushruta Samhita, where it was prescribed to enhance intelligence and memory. In Traditional Chinese Medicine it was listed in Shennong's herbal classic as a longevity herb. Legend holds that a Chinese herbalist named Li Ching-Yuen credited Gotu Kola for his supposed extraordinary lifespan. It remains a daily food herb in Sri Lankan and Indonesian cuisines, consumed fresh in salads and juices.

What does Gotu Kola / Brahmi (Centella asiatica) help with?

• Memory and cognitive decline: Gotu Kola has been shown in human studies to improve memory, attention, and processing speed, particularly in older adults. Its compounds appear to support the health of existing brain cells and encourage the growth of new nerve connections, acting like a gentle tune-up for the brain.
• Anxiety and stress: Research in healthy adults found that Gotu Kola reduced feelings of anxiety and startled response — essentially making people less reactive to stress. It appears to work by calming the brain's alarm system without causing sedation or dependence.
• Wound healing and scarring: This is one of Gotu Kola's most clinically proven benefits. Its triterpenoid compounds directly boost collagen production, speed up skin repair, and reduce scar formation. Both topical and oral forms have been shown to improve surgical scars, burn healing, and chronic wound recovery.
• Poor circulation and varicose veins: Gotu Kola strengthens the walls of blood vessels and reduces fluid leakage, which helps with the heaviness, swelling, and aching associated with chronic venous insufficiency and varicose veins. Several clinical trials have shown meaningful symptom relief with regular use.
• Skin conditions (eczema, psoriasis): Its anti-inflammatory and collagen-supporting properties make it a popular topical treatment for irritated, inflamed, or damaged skin. CICA products featuring Centella asiatica are widely used in dermatology to soothe redness and strengthen the skin barrier.
• Sleep problems and insomnia: Because it gently calms the nervous system, Gotu Kola may help people who struggle to wind down at night, particularly when poor sleep is tied to anxiety or an overactive mind. Its effect is subtle and non-sedating, more like turning the volume down than switching the lights off.
• Brain fog and mental fatigue: Traditional use and emerging modern research both point to Gotu Kola's ability to clear mental cloudiness and improve sustained concentration. Many users report a noticeable improvement in clarity and focus within a few weeks of consistent use.
• Joint inflammation and arthritis: Gotu Kola's anti-inflammatory compounds may help reduce joint swelling and pain, and some evidence suggests it supports collagen repair in connective tissue, which is relevant for joint health. While this area has less clinical data than its skin or cognitive benefits, it has strong traditional backing.
• Stretch marks and skin repair: Topical Centella asiatica preparations have been used specifically to prevent and reduce stretch marks, particularly during pregnancy. Its collagen-stimulating action helps restore skin elasticity and reduce the appearance of existing marks.
• Age-related cognitive changes: In older populations, Gotu Kola has been shown to improve working memory and reduce the cognitive decline associated with normal aging. Its neuroprotective properties suggest it may be most useful as a long-term daily tonic for brain longevity.

What can Gotu Kola / Brahmi (Centella asiatica) help prevent?

• Progression of mild cognitive impairment in older adults (emerging evidence)
• Excessive scarring (keloid/hypertrophic) after surgery or injury
• Venous leg ulcers in people with chronic venous insufficiency

Which foods are rich in Gotu Kola / Brahmi (Centella asiatica)?

1. Fresh Gotu Kola leaves (eaten as salad or juice): The whole fresh herb consumed daily as a leafy green, as is traditional in Sri Lanka and Indonesia, delivers the full spectrum of active triterpenoids directly from the plant.
2. Gotu Kola herbal tea: Dried leaves steeped in hot water provide a milder daily dose of the herb's active compounds, widely consumed as a brain and longevity tonic across South and Southeast Asia.
3. Kola kanda (Sri Lankan Gotu Kola porridge): A traditional Sri Lankan rice porridge blended with fresh Gotu Kola leaves, consumed as a morning brain tonic — one of the oldest documented food uses of the plant.
4. Pennywort juice: Fresh-pressed Gotu Kola juice drinks are commonly sold in Thailand, Malaysia, and Indonesia as a cooling, brain-supporting functional beverage.
5. Gotu Kola in sambols and salads: In Sri Lankan cuisine, raw Gotu Kola leaves are eaten regularly as a side salad or mixed into sambols, making it a true food-herb that delivers steady daily intake.

Practical Tips:

Gotu Kola is genuinely consumed as a whole food across South and Southeast Asia, making it unique among herbs — you can get meaningful benefits directly from the fresh plant in your diet. If the herb itself is not accessible to you, support your brain and circulation with other flavonoid-rich leafy greens, blueberries, and foods high in vitamin C and zinc, which support similar collagen and neuroprotective pathways.

What are the side effects of Gotu Kola / Brahmi (Centella asiatica)?

• Mild stomach upset or nausea (most common, especially on an empty stomach)
• Headache (occasionally reported, usually mild)
• Skin sensitivity or allergic rash (with topical use in sensitive individuals)
• Drowsiness (at higher doses, especially combined with other calming supplements)
• Elevated liver enzymes (rare, associated with very high doses or prolonged use)
• Increased sensitivity to sunlight (photosensitivity, reported occasionally)

Good to know:

Gotu Kola is considered safe for most people when taken at normal doses for up to 6–8 weeks. Rare but important: high doses taken for extended periods have been linked to liver inflammation in a small number of reported cases, so cycling off periodically is recommended.

How much Gotu Kola / Brahmi (Centella asiatica) should you take?

• Recommended daily: Standardized extract (10–40% triterpenoids): 300–680 mg per day, typically split into 2 doses. Whole herb powder: 1,000–4,000 mg per day. Fresh leaf: 2–4 tablespoons daily as food.
• Best time of day: Morning and early afternoon work best for cognitive use. If taken for anxiety or sleep support, an evening dose is fine. Avoid taking a large single dose late at night if you are sensitive to its mild stimulating effect at low doses.
• With or without food: Take with food to reduce the chance of stomach upset. Fat-containing meals may slightly improve absorption of the fat-soluble triterpenoids.
• Time to effect: Skin and wound benefits: 2–4 weeks. Cognitive and anxiety benefits: 4–8 weeks of consistent use.
• How long to take it: Most practitioners recommend 6–8 weeks on, followed by a 2-week break before resuming, especially at higher doses. This cycling approach reduces the small risk of liver stress with long-term use. Topical use can be continuous.