Water Lotus

Botanical Overview

Commonly known as Water Lotus, this species belongs to the Nelumbonaceae family. This species holds a prominent place in the global materia medica, with an extensive record of traditional use spanning diverse cultures and medical systems. This species belongs to the Nelumbonaceae family, a group of flowering plants.

General Description

‘Lotus’) or Kamala (Sanskrit: कमल, lit. ‘Lotus’), sacred lotus, pink lotus, Indian lotus, or simply lotus, is one of two extant species of aquatic plant in the family Nelumbonaceae. It is sometimes colloquially called a water lily, though this more often refers to members of the family Nymphaeaceae. The lotus belongs in the order Proteales.

ⓘ Information
Description adapted from Wikipedia (CC BY-SA 4.0).

Geographic Distribution

Water Lotus has been recorded in 10 countries and territories worldwide, including Australia, China, India, Italy, Japan, and others.

Traditional Uses

Water Lotus has been traditionally used for digestive health, urinary tract health, and nervous system disorders, among other applications.

Digestive health.

  • Diarrhea
  • Dysentery
  • Dyspepsia

For digestive complaints, the herb is typically prepared as a tea or decoction taken before meals. The bitter compounds stimulate digestive secretions and improve nutrient absorption. Some traditions use the powdered root or leaves in small doses as a stomachic tonic.

Urinary tract health.

  • Diuretic

Urinary tract applications typically involve drinking the herb as a mild tea, which increases urine production and helps flush the urinary system. It may be combined with other demulcent herbs to soothe irritated tissues.

Nervous system disorders.

  • Spasm

Nervous system support involves taking the herb as a warm tea, often in the evening or before bed. The calming compounds interact with neurotransmitter systems to promote relaxation and restful sleep.

Active Compounds

Phytochemical research has identified 30 compounds in this species, including a diverse array of phytochemical classes (see the Complete Chemical Inventory below for the full list).

The identified compounds include the following categories:

  • Phenolic: antioxidant compounds that neutralize free radicals
  • Alkaloid: nitrogenous compounds with diverse pharmacological activities
ⓘ Information
Information on this page is compiled from Dr. Duke’s Phytochemical and Ethnobotanical Databases (USDA ARS), a public domain resource. Consult a healthcare professional before using any herbal preparation.

Distribution and Conservation

Reported distribution: Australia, China, India, Italy, Japan, South Korea, Russia, Thailand, United States, Vietnam.

Complete Use Records

CategoryCultural Context
DiarrheaChina, Elsewhere
DysenteryChina, Elsewhere
SpasmChina, Elsewhere
TonicChina, Elsewhere
AbdomenChina
AlcoholismChina
AntidoteChina
BacteriostatElsewhere
ChestChina
CholeraChina
CirculationChina
ComplexionChina
CosmeticChina
DeobstruentIndia(Santal)
DepurativeChina
DiureticChina
DyspepsiaElsewhere
EjaculationChina
EnteritisChina
EpistaxisChina
FeverChina
GonorrheaChina
HairblackChina
HeartChina
HematemesisChina
HematocheziaChina
HematuriaChina
HemoptysisChina
HemorrhageChina
HemostatChina

Complete Chemical Inventory

CompoundFormulaMW
1-(P-HYDROXYBENZYL)-6,7-DIHYDROXY-1,2,3,4-TETRAHYDROISOQU...
2-HYDROXY-1-METHOXYAPORPHINEC₁₈H₁₉NO₂281.3 Da
4'METHYL-N-METHYLCOCLAURINE
ALANINEC₃H₇NO₂89.09 Da
ANONAINEC₁₇H₁₅NO₂265.31 Da
ARGININEC₆H₁₄N₄O₂174.20 Da
ARSENICAs74.92159 Da
ASCORBIC-ACIDC₆H₈O₆176.12 Da
ASH
ASPARAGINEC₄H₈N₂O₃132.12 Da
ASPARTIC-ACIDC₄H₇NO₄133.10 Da
BETA-CAROTENEC₄₀H₅₆536.9 Da
CALCIUMCa40.08 Da
CARBOHYDRATES
CERYL-ALCOHOLC₂₆H₅₄O382.7 Da
CETYL-ALCOHOLC₁₆H₃₄O242.44 Da
COPPERCu63.55 Da
CYSTINEC₆H₁₂N₂O₄S₂240.3 Da
D-CATECHINC₁₅H₁₄O₆290.27 Da
D-GALLOCATECHINC₁₅H₁₄O₇306.27 Da
D-PRONUCIFERINE
DEHYDROANONAINEC₁₇H₁₃NO₂263.29 Da
DEHYDRONUCIFERINEC₁₉H₁₉NO₂293.4 Da
DEHYDROROEMERINEC₁₈H₁₅NO₂277.3 Da
DEMETHYLCOCLAURINEC₁₆H₁₇NO₃271.31 Da
DL-ARMEPAVINEC₁₉H₂₃NO₃313.4 Da
DL-N-NORARMEPAVINEC₁₈H₂₁NO₃299.4 Da
ERUCIC-ACIDC₂₂H₄₂O₂338.6 Da
FATC₁₆H₃₂O₂256.42 Da
FIBER

Data from PubChem (NIH/NLM, public domain).


References & Further Reading

External Research Links

Data Sources