Pigweed

Botanical Overview

Pigweed (Amaranthus sp.) belongs to the Amaranthaceae family. Limited but reliable traditional records indicate this plant has recognized medicinal applications in one or more healing traditions. This species belongs to the Amaranthaceae family, a group of flowering plants.

Family Context

The Amaranthaceae family is widely distributed. Notable medicinal members include:

Traditional Uses

Pigweed has been traditionally used for respiratory conditions.

Respiratory conditions.

  • Bronchitis
  • Expectorant

Respiratory conditions are addressed through steam inhalation of the herb’s vapors or internal use as a warm tea. The hot infusion acts as an expectorant, helping to loosen phlegm and clear congestion. Some traditions combine it with honey for coughs.

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:

  • 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.

Complete Use Records

CategoryCultural Context
BronchitisJava
ExpectorantJava
InsanityMalaya
Ache(Tooth)Java
FractureMalaya

Complete Chemical Inventory

CompoundFormulaMW
ALANINEC₃H₇NO₂89.09 Da
ARGININEC₆H₁₄N₄O₂174.20 Da
ASCORBIC-ACIDC₆H₈O₆176.12 Da
ASPARTIC-ACIDC₄H₇NO₄133.10 Da
BETA-CAROTENEC₄₀H₅₆536.9 Da
CALCIUMCa40.08 Da
CARBOHYDRATES
COPPERCu63.55 Da
CYSTINEC₆H₁₂N₂O₄S₂240.3 Da
FATC₁₆H₃₂O₂256.42 Da
FIBER
FOLACINC₁₉H₁₉N₇O₆441.4 Da
GLUTAMIC-ACIDC₅H₉NO₄147.13 Da
GLYCINEC₂H₅NO₂75.07 Da
HISTIDINEC₆H₉N₃O₂155.15 Da
IRONFe55.84 Da
ISOLEUCINEC₆H₁₃NO₂131.17 Da
LEUCINEC₆H₁₃NO₂131.17 Da
LYSINEC₆H₁₄N₂O₂146.19 Da
MAGNESIUMMg24.305 Da
METHIONINEC₅H₁₁NO₂S149.21 Da
NIACINC₆H₅NO₂123.11 Da
PHENYLALANINEC₉H₁₁NO₂165.19 Da
PHOSPHORUSP30.97376200 Da
POTASSIUMK39.0983 Da
PROLINEC₅H₉NO₂115.13 Da
PROTEIN
RIBOFLAVINC₁₇H₂₀N₄O₆376.4 Da
RUTINC₂₇H₃₀O₁₆610.5 Da
SERINEC₃H₇NO₃105.09 Da

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


References & Further Reading

External Research Links

Data Sources