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The dried ripe seed of Nelumbo nucifera (Nelumbonaceae). Enters the Spleen, Kidney, and Heart channels. Sweet, astringent, and neutral, it tonifies the Spleen, stops diarrhea, benefits the Kidney, astringes essence, and nourishes the Heart to calm the spirit. A dual food-medicinal substance.
补脾益肾
清心降火
去心用补脾安神，连心用清心降火
Reference range for non-pregnant adults. Not a personalized prescription. Pregnancy, lactation, and pediatric use require specialist supervision.
Protective guidance only — when to avoid or use with caution. This block deliberately omits pregnancy, lactation, and pediatric dosing: any such use must be managed by a qualified TCM practitioner or appropriate specialist.
中满痞胀及大便燥结者忌服。
食物性药材，一般安全。
味甘，平。主补中养神，益气力，除百疾。久服轻身耐老，不饥延年。
上品
@misc{bencaodian-lian-zi,
author = {{Bencaodian Editorial}},
title = {Lián Zǐ 莲子 (Lotus Seed) — Nelumbinis Semen},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/lian-zi},
urldate = {2026-04-16},
note = {CC BY-SA 4.0}
}© Bencaodian Editorial · Licensed under CC BY-SA 4.0
莲子含莲心碱（胚芽部分）、淀粉、蛋白质等，莲子肉健脾益肾，莲子心（含生物碱）有降压、镇静作用。
Lian zi contains bisbenzylisoquinoline alkaloids (in embryo), starch, and protein; the seed flesh tonifies Spleen and Kidney, while the embryo (lian zi xin) has hypotensive and sedative effects.
《中国药典》收载莲子与莲子心，分别规定质量标准。
Chinese Pharmacopoeia lists both lian zi and lian zi xin with separate quality standards.
This section is provided for academic reference only and does not constitute medical advice.