howtosupplement
Digestion/Performance/Cognition

Cistanche

Traditional Chinese desert herb mainly studied for constipation and age-related fatigue, with limited human evidence overall.

Cistanche

Cistanche

40
score
C
evidence
Caution
risk
Quick Take

Most plausible use is constipation; evidence for energy, cognition, testosterone, and anti-aging claims is still thin.

Cistanche is a parasitic desert plant used in Traditional Chinese Medicine; the dried stem of C. tubulosa or C. deserticola is the medicinal part, not a normal food. Its phenylethanoid glycosides, especially echinacoside and acteoside, appear to increase intestinal fluid secretion and motility and may also affect oxidative-stress signaling. Human studies mainly suggest modest help for functional constipation, with weaker signals for physical function, fatigue, and cognition; testosterone and libido claims remain mostly preclinical. It is most relevant for adults seeking a TCM-style option for

Proven Benefits

01
Relieves functional constipation
02
May improve physical function
03
May reduce fatigue
04
May support cognitive function

Protocol

Amount
1000-2000 mg
Frequency
Once daily or split into 2 doses
When
With food and water; evening may be preferable if the goal is bowel regularity.

Onset Time

2-7 days for bowel effects; 8-12 weeks for physical or cognitive effects

Who Should Consider

Adults with mild functional constipation
Older adults with lower day-to-day physical capacity
People specifically seeking a standardized TCM herb
Users willing to stop after 4-8 weeks if it does nothing

How It Works

Cistanche extracts contain phenylethanoid glycosides that appear to stimulate intestinal water secretion and smooth-muscle motility, which can ease constipation. These compounds also influence oxidative-stress and inflammatory pathways and may affect neuronal signaling, but most non-digestive mechanisms are still supported mainly by preclinical work.

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