Pang Da Hai Seed vs Polypodium vulgare

Side-by-side comparison of medicinal herbs

Herb

Pang Da Hai Seed

Sterculia lychnophora

Respiratory

Respiratory

Pang Da Hai Seed

❌ Not recommended in pregnancy

❌ Not recommended while nursing

Polypodium vulgare

❌ Not recommended in pregnancy

❌ Not recommended while nursing

Description

TCM seed that expands dramatically in water; clears heat, opens voice, and moistens intestines; used for dry throat and voice.

European fern used in folk medicine as expectorant and mild laxative; rhizome contains ecdysones.

Active Compounds

bassorin, mucilage, galactan, sterculin, fatty acids

ecdysones, saponins, mucilage, tannins, flavonoids

Traditional Uses

Clears throat heat and hoarseness, Moistens intestines, Dry cough and sore throat, Dehydrated voice from talking

cough, constipation, liver conditions, arthritis

Modern Uses

Demulcent throat, Laxative mild, Anti-inflammatory, Voice restoration

expectorant, mild laxative, anti-inflammatory

Adult Dosage

2-4 seeds steeped in hot water

3-5g dried rhizome tea 2x/day

Contraindications

Cold condition contraindicated, Pregnancy caution

pregnancy, diarrhea

Side Effects

GI upset cold constitution, Loose stools

GI upset, laxative effect

Drug Interactions

0 known interactions

Reviewed by: HerbAlly Editorial Team, Medical herbalists and healthcare professionals

Sources: WHO Monographs · NCCIH · PubMed · Commission E