Peach seed (Taoren)
Prunus persica (L.) Batch (Fam. Rosaceae)
Pharmaceutical Name: Semen Persicae
Botanical
Name: 1. Prunus persica (L.)
Batch; 2. Prunus davidiana (Carr.)
Franch. (Fam. Rosaceae)
Common Name: Persica
seed, Peach seed, Peach
kernel.
Source of Earliest Record: Shennong
Bencao Jing.
Part Used & Method for Pharmaceutical
Preparations: Ripe peaches are gathered in July or September. The seeds are
removed and their shells broken. After the seeds are dried in the sun, the skin
of the seeds is rubbed off.
Properties & Taste: Bitter and
neutral.
Meridians: Heart, liver, lung and large
intestine.
Functions: 1. To invigorate blood and
remove stagnation; 2. To lubricate the intestines and move feces downward
Indications & Combinations:
1. Blood stagnation manifested as amenorrhea,
dysmenorrhea, postpartum abdominal pain and pain and swelling due to external
injuries. Peach seed (Taoren) is used with Red peony (Chishao), Safflower
(Honghua), Chinese angelica root (Danggui) and Chuanxiong rhizome (Chuanxiong)
in the formula Tao Hong Siwu Tang.
2. Constipation due to dryness in the
intestines. Peach seed (Taoren) is used with Chinese angelica root
(Danggui), Arborvitae seed (Baiziren), Hemp seed (Huomaren) and Apricot seed
(Xingren).
3. For early pulmonary problems, it is used with fresh Rhizoma Phragmitis (Lu Gen) and
Semen Coicis Lachryma-jobi (Yi Yi Ren) in “The Reed Rhizome Decoction” (Wei
Jing Tang). For acute appendicitis abscesses, it is used with Radix et Rhizoma Rhei
(Da Huang), Cortex Moutan (Mu Dan Pi), and Mirabilitum (Mang Xiao) in “The
Radix et Rhizoma Rhei and Cortex Moutan Decoction” (Da Huang Mu Dan Tang).
4. For cough and asthma.
Dosage: 6-10
g, crushed before using and decocted in water for
an oral dose.
Cautions & Contraindications: This
herb is pounded into pieces before decoction. It is contraindicated during
pregnancy.
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