Quick answer. Shankhpushpi (Convolvulus pluricaulis) is a traditional Ayurvedic medhya brain tonic for calm focus and memory, not a same-day smart pill. Most of the science is preclinical: only a couple of small, open-label human studies exist and there are no randomised controlled trials, so read the memory claims as promising but unproven. Traditional doses are roughly 3–6 g of powder a day. It can lower blood pressure, cause drowsiness, and interferes with the epilepsy medicine phenytoin — so talk to a practitioner first.
Every exam season, shankhpushpi comes up — a grandparent suggests it, a chemist points to a green "memory syrup," or a reel promises it will sharpen a foggy mind. The honest question the listicles skip: does it actually support memory and focus, how much do you take, can you take it daily, and is it safe alongside other medicines or for a child?
What is shankhpushpi good for?
Shankhpushpi (Convolvulus pluricaulis) is traditionally used as a medhya rasayana — an intellect-promoting, calming brain-and-nerve tonic for memory, concentration, and a settled mind. That is a traditional framing, not a clinical fact. Laboratory and animal studies point to antioxidant and nerve-protective activity, but human evidence is thin: a 2022 umbrella review flagged that rigorous clinical data remain limited despite wide-ranging preclinical effects [1].
Below is what each piece is built on, including the two things most articles leave out.
What shankhpushpi actually is, and the species caveat
Named for its conch-shaped flowers, shankhpushpi is a small spreading herb used in Ayurveda as a classic medhya and vata–pitta pacifying tonic, traditionally given for memory, focus, a restless mind, and sleeplessness (Anidra). The full dosha framing sits in our Ayurvedic sleep and stress guide; here we stay on the herb itself.
The part listicles rarely mention, and it matters before you buy: in India the single name "shankhpushpi" is used for at least four botanically different plants. A comparative pharmacology study identified them as Convolvulus pluricaulis, Evolvulus alsinoides, Clitoria ternatea (blue butterfly-pea), and Canscora decussata. It found they do not perform identically in the lab, with Evolvulus alsinoides scoring strongest on antioxidant and memory-model tests [3]. So two products both labelled "shankhpushpi" may not contain the same herb. Look for the botanical name on the label.
Laboratory reviews of C. pluricaulis (also written C. prostratus) describe active constituents including the alkaloid convolamine, coumarins such as scopoletin, and beta-sitosterol, and propose antioxidant and acetylcholinesterase-inhibiting mechanisms — the latter slowing the breakdown of acetylcholine, a memory-related brain chemical [2]. Read this as a plausible how it might work (lab and animal findings, not proof of benefit in people); the same authors state plainly that controlled clinical trials are still needed.
The evidence for memory and focus
Here is what the research actually supports.
- Laboratory work shows an antioxidant, acetylcholinesterase-inhibiting mechanism in cell and animal studies, where C. pluricaulis extracts slow acetylcholine breakdown in memory-related brain regions [2]. That explains why it has been studied for cognition; it is not evidence of a clinical effect.
- One small, open-label human study reported a memory signal. An independent review by the Alzheimer's Drug Discovery Foundation summarises a study in 102 healthy young volunteers (16–25 years) who took a 500 mg shankhpushpi tablet twice daily for two months, with improvements on delayed-recall memory tests — but against a yoga group, with no placebo control [5].
- A second human study used a multi-herb mixture. Around 90 schoolchildren given a combination Ayurvedic preparation for three months showed memory improvement, but with many herbs in the mix, the benefit cannot be credited to shankhpushpi specifically [5].
Important: the evidence is suggestive, not definitive. The same review states there are no randomised controlled trials of shankhpushpi for cognition, and that well-controlled human data are lacking [5]; the umbrella review agrees the strongest data are preclinical [1]. So there is no basis for "boosts IQ" or "clinically proven memory booster", only that shankhpushpi is traditionally used to support memory and concentration, on small, uncontrolled human studies.
Shankhpushpi for stress, anxiety and a restless mind
In Ayurveda, shankhpushpi is valued as much for calming an overactive mind as for memory — classically described as vata–pitta pacifying and used in Anidra (sleeplessness). Many people reach for it because their problem is a mind that won't switch off rather than poor recall.
Here the human evidence is thinner still: the calming, anti-anxiety reputation rests largely on traditional use plus animal and lab work, not controlled trials. Read it as a traditional calm-mind framing with a plausible mechanism, not a demonstrated effect. It may help settle a restless mind and support restful sleep for some, but it is not a substitute for proper care of diagnosed anxiety, low mood, or a sleep disorder; persistent or severe symptoms deserve a proper assessment first.
How to take shankhpushpi: dose, form and timing
Shankhpushpi is sold as churna (powder), syrup, and tablets, usually taken with warm milk or water. Two doses get cited, with very different weights of evidence. The 3–6 g/day powder is the traditional, widely cited dose. The 500 mg twice daily figure is specific to that single open-label study, not a general recommendation [5]. There is no single "correct" milligram number.
Dosage varies by age, body type (prakriti), form, and medication. These are traditional and studied doses, not a personal prescription — consult a qualified Ayurvedic practitioner or doctor for the dose that suits you.
Side effects and who should be careful
At traditional doses shankhpushpi is usually described as well tolerated, with mild effects such as stomach upset, nausea, or lightheadedness from a small drop in blood pressure [5]. The two cautions below, though, are not minor.
When NOT to use shankhpushpi: cautions
- Epilepsy and phenytoin (the headline interaction). A documented study found that an Ayurvedic shankhpushpi preparation reduced the blood levels and the anti-seizure activity of phenytoin, the epilepsy medicine — which can mean loss of seizure control [4]. If you take phenytoin, any anti-seizure medicine, or have a seizure disorder, do not use shankhpushpi without your doctor's guidance.
- Blood-pressure medicines and low BP. Shankhpushpi can mildly lower blood pressure, so use caution if you take antihypertensives or already run low, and watch for lightheadedness [5].
- Drowsiness and sedatives. It can be sedating. Be cautious combining it with sleeping pills or anti-anxiety medicines, and don't drive until you know how it affects you.
- Pregnancy and lactation. Human safety is not established. Avoid in pregnancy and while breastfeeding unless a qualified practitioner or doctor specifically advises it.
- Children and students. Shankhpushpi "memory syrup" is widely sold for children, but the evidence does not support claims about intelligence or exam performance. If it is considered at all, keep it practitioner-supervised, and speak to a paediatrician or qualified practitioner before giving any herb to a child.
When to see a doctor instead of self-medicating
Shankhpushpi is supportive, not a substitute for medical care. See a doctor (rather than relying on a supplement) if you have progressive memory loss or confusion or suspected dementia, persistent or severe anxiety or low mood, a seizure disorder, or you take phenytoin, other anti-seizure medicines, or blood-pressure medicines, and if you are pregnant or breastfeeding.
Shankhpushpi vs brahmi
Shankhpushpi and brahmi are the two classic medhya (brain-tonic) herbs — different plants with different evidence bases, and no clean "winner."
| Property | Shankhpushpi (Convolvulus pluricaulis) | Brahmi (Bacopa monnieri) |
|---|---|---|
| Traditional use | Medhya rasayana; calm-focus brain-and-nerve tonic | Medhya rasayana; memory and learning tonic |
| Human evidence | Two small open-label studies; no RCTs | Several RCTs plus a 2014 meta-analysis (still modest) |
| Studied / traditional dose | ~3–6 g powder/day; 500 mg twice daily in one study | ~300 mg standardised extract/day |
| How fast | Traditionally a multi-week course | Builds over roughly 12 weeks |
| Key caution | Phenytoin interaction; BP-lowering; drowsiness | GI upset; thyroid and sedative interactions |
The distinction is evidence weight. Brahmi has the stronger (though still modest) human trial base, with randomised studies on retention and attention; shankhpushpi's is thinner and uncontrolled. Both are slow tonics, not quick fixes.
For the herb with more human data behind it, the case for brahmi is in our brahmi for memory and stress guide. If a restless, anxious mind is your main concern, our best Ayurvedic herbs for anxiety round-up covers the wider calm-mind toolkit. Either way, choose with a practitioner who knows your constitution and medicines.
Our take: the calm-focus tonic
Shankhpushpi sits beside brahmi as a traditional medhya tonic (the calm-but-clear-mind herb), though its human evidence is still early. We'd rather tell you that than sell you a "brain tonic that boosts IQ," because the data don't support it.
If you try it: choose a product that names the botanical species on the label, take it as a consistent course rather than the night before an exam, and pair it with the basics that move the needle — sleep, movement, not cramming. Clear it with a practitioner first if you take any regular medication, especially for seizures or blood pressure.
KayaSuddhi makes KayaSuddhi Ashwagandha Tablets, a complementary calming adaptogen in our sleep-and-stress range. It is not a shankhpushpi or memory product, and none of the research above applies to it. We mention it only so you know what we make.
Frequently asked questions
Does shankhpushpi really improve memory?
The evidence is thin. There are no randomised controlled trials of shankhpushpi for memory, only one small open-label study in young volunteers (no placebo) and a multi-herb study that cannot be credited to shankhpushpi alone [5]. It may support memory traditionally, but it is not a clinically proven memory booster.
How much shankhpushpi should I take per day?
Traditional reference points to roughly 3–6 g of powder (churna) a day, often with warm milk. One small study used a 500 mg tablet twice daily, but that is a study dose, not a general recommendation [5]. There is no single "correct" number — it depends on age, body type, form, and any medicines you take, so ask a qualified practitioner.
What are the side effects of shankhpushpi?
At traditional doses it is usually well tolerated, with mild effects such as stomach upset, nausea, drowsiness, or lightheadedness from a small drop in blood pressure [5]. The important cautions are the documented interaction with the epilepsy medicine phenytoin and its blood-pressure-lowering effect [4]. Anyone on anti-seizure or blood-pressure medicines should not use it without medical guidance.
Is shankhpushpi safe for children / students?
Shankhpushpi "memory syrup" is widely sold for children, but the evidence does not support claims about intelligence, grasping power, or exam performance. Those are exactly the over-promises to ignore. If considered for a child or student at all, it should be practitioner-supervised. Always speak to a paediatrician or qualified Ayurvedic practitioner before giving any herb to a child.
Sources
- Sharma R, Singla RK, Banerjee S, Sinha B, Shen B, Sharma R. Role of Shankhpushpi (Convolvulus pluricaulis) in neurological disorders: An umbrella review covering evidence from ethnopharmacology to clinical studies. Neurosci Biobehav Rev. 2022;140:104795. PMID 35878793 · DOI 10.1016/j.neubiorev.2022.104795.
- Malik J, Karan M, Dogra R. Phytochemical profile, pharmacological attributes and medicinal properties of Convolvulus prostratus — a cognitive enhancer herb for the management of neurodegenerative etiologies. Front Pharmacol. 2020;11:171. DOI 10.3389/fphar.2020.00171.
- Balkrishna A, et al. Neuropharmacological evaluation on four traditional herbs used as nervine tonic and commonly available as Shankhpushpi in India. J Ayurveda Integr Med. PMC6470306. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6470306/
- Dandekar UP, Chandra RS, Dalvi SS, et al. Analysis of a clinically important interaction between phenytoin and Shankhapushpi, an Ayurvedic preparation. J Ethnopharmacol. 1992;35(3):285–288. PMID 1548901.
- Alzheimer's Drug Discovery Foundation. Cognitive Vitality — Shankhpushpi. Accessed 26 June 2026. https://www.alzdiscovery.org/cognitive-vitality/ratings/shankhpushpi
About this content. This article is for educational purposes only and is not medical advice. These statements have not been evaluated by AYUSH or FSSAI as treatment claims. KayaSuddhi products are purely herbal and not intended to diagnose, treat, cure, or prevent any disease. Results may vary. Please consult your physician or a qualified BAMS-certified Ayurvedic practitioner before starting any new supplement — especially if you are pregnant, breastfeeding, on prescription medication, or managing a chronic condition.
Results may vary. Not intended to diagnose, treat, cure or prevent any disease. Consult your physician.
Written & researched by
The KayaSuddhi Team
We are a small team of Ayurveda writers, researchers and reviewers in Delhi NCR. We track the health questions real people are asking, read the latest studies, and turn them into honest, practical guides — so you can make informed choices, not follow hype.
