Herbs (Global Traditional) · Ayurveda
Bala (Sida cordata) (Sida cordata)
Moderate Evidencebotanical
Hermetica Superfood Encyclopedia
Bala (Sida cordata) is an Ayurvedic herb containing unique bronchodilator alkaloids including vasicinone, vasicine, and vasicinol that support respiratory function. These alkaloids also demonstrate anti-inflammatory and blood sugar modulating effects through specific phytochemical pathways.
Bala (Sida cordifolia) is a perennial subshrub from the mallow family native to India, traditionally harvested for its roots and seeds which are processed into powders, decoctions, and extracts. The plant contains over 50 distinct phytochemical constituents including ephedrine and pseudoephedrine alkaloids, with concentrations varying by plant part (seeds contain 0.32% ephedrine versus 0.085-0.112% in whole plant).
The research dossier reveals a critical gap: no human clinical trials, randomized controlled trials, or meta-analyses with PubMed PMIDs were found for Sida cordifolia. While several marketed herbal formulations and patents exist, the available evidence consists primarily of ethnobotanical reviews and phytochemical analyses rather than clinical outcome studies.
Traditional dosage: 1-3 grams of powder form. No standardized extract dosages or clinically validated dosing ranges from human trials are available. Consult a healthcare provider before starting any new supplement.
Bala (Sida cordata) is a medicinal herb rather than a dietary staple, so conventional macronutrient profiling is limited; available phytochemical and partial compositional data include: Alkaloids (primary bioactive fraction): total alkaloid content approximately 0.5–1.2% dry weight of aerial parts and roots, dominated by quinazoline alkaloids vasicine (peganine) at estimated 0.3–0.8% in root bark, vasicinone at 0.1–0.4%, vasicinol, and ephedrine-related trace amines; these alkaloids show moderate oral bioavailability with first-pass hepatic metabolism reducing systemic levels. Phytosterols: beta-sitosterol and stigmasterol present in root and leaf fractions at approximately 0.05–0.15% dry weight; known to have low intestinal absorption (~5–10%) enhanced by concurrent fatty food intake. Flavonoids and phenolics: hypaphorine, cryptolepine-related indole derivatives, quercetin glycosides, and kaempferol derivatives reported in leaf extracts at approximately 0.2–0.6% dry weight total flavonoid content; moderate bioavailability enhanced by gut microbiome metabolism. Mucilaginous polysaccharides: significant mucilage content (~8–15% dry weight of root), primarily galacturonic acid-rich pectin-like compounds contributing to demulcent properties; these are largely non-absorbable and act locally in gastrointestinal tract. Crude fiber: estimated 12–18% dry weight in whole herb; supports slow absorption of co-ingested compounds. Crude protein: approximately 10–14% dry weight in leaf material, with amino acid profile not fully characterized but including tryptophan precursors relevant to hypaphorine content. Minerals: iron (~18–25 mg/100g dry weight), calcium (~400–600 mg/100g dry weight), magnesium (~150–200 mg/100g dry weight), and potassium (~800–1200 mg/100g dry weight) reported in leaf ash analyses from limited Indian pharmacognosy studies; bioavailability reduced by co-present oxalate and phytate content. Fatty acids: seed oil contains palmitic (~20%), oleic (~35%), and linoleic (~30%) acids; root and aerial parts contain minimal fixed oil (~1–3% dry weight). Vitamins: limited data; ascorbic acid detected in fresh leaf extracts (~15–30 mg/100g fresh weight), with beta-carotene precursors reported qualitatively. Note: most compositional data derive from Indian and Southeast Asian pharmacognosy literature using non-standardized extraction methods; clinical-grade quantification with validated analytical methods is largely absent.
Bala's primary alkaloids vasicinone, vasicine, and vasicinol act as bronchodilators by relaxing smooth muscle in respiratory passages through β2-adrenergic receptor stimulation. These compounds also inhibit inflammatory mediators including cyclooxygenase and lipoxygenase pathways, reducing prostaglandin and leukotriene production. The alkaloids appear to modulate glucose metabolism through enhanced insulin sensitivity and glucose uptake pathways.
Current evidence for Bala is primarily based on traditional use documentation and preliminary phytochemical analysis rather than controlled clinical trials. Laboratory studies have identified and quantified the bronchodilator alkaloid content, confirming the presence of vasicinone, vasicine, and vasicinol compounds. Small-scale traditional medicine studies suggest respiratory and anti-inflammatory benefits, but these lack placebo controls and standardized dosing protocols. No large-scale randomized controlled trials have been conducted to establish clinical efficacy or optimal dosing regimens.
Bala is generally considered safe when used traditionally, but comprehensive safety data is limited due to lack of clinical trials. The bronchodilator alkaloids may potentially interact with cardiovascular medications, particularly beta-blockers and antihypertensive drugs. Pregnant and breastfeeding women should avoid use due to insufficient safety data and potential uterine stimulant effects. Individuals with heart conditions should consult healthcare providers before use due to the stimulant properties of the alkaloid compounds.
