🌺Thai Traditional Medicine

Wax Gourd (Fak)

vegetable

Wax Gourd (Fak)

Benincasa hispida, the wax gourd, also called ash gourd, white gourd, winter gourd, winter melon, tallow gourd, ash pumpkin, dongah or Chinese preserving melon, is a species of gourd.

Conditions addressed

DetoxWeight LossKidney SupportDigestive IssuesHigh Blood Pressure

How to use

1–2 cups cooked or raw daily
  • Eat steamed, roasted, stir-fried, or raw in salads.
  • Lightly cooking increases digestibility.

Pregnancy, Breastfeeding & Children

No herb-specific pregnancy/child safety research is documented for Wax Gourd (Fak) in our references — the guidance below is based on its general effect category, not research on Wax Gourd (Fak) itself. Always confirm with a midwife, doctor, or pediatrician.

Pregnancy

Avoid

This herb is associated with stimulant activity, which can raise heart rate and blood pressure — generally best avoided or strictly limited in pregnancy. This is a general, mechanism-based caution, not herb-specific research.

Breastfeeding

Use Caution

Stimulant compounds pass into breast milk and can cause infant irritability or poor sleep — generally used cautiously and in moderation.

Children

Avoid

Stimulant effects on the developing cardiovascular and nervous system mean these herbs are generally avoided in children.

Interactions & contraindications

Processed by the liver

Watch for: Any medication that is also processed by liver enzymes (ask your pharmacist — this includes many common prescriptions)

Can alter how quickly the body clears certain medications, raising or lowering their effective dose.

May have a diuretic effect

Watch for: Diuretic medications and lithium

Additive fluid loss can affect electrolyte balance and change how the body clears lithium.

May have a stimulant effect

Watch for: Other caffeine-containing products, MAOIs, and stimulant medications (for ADHD or weight loss)

Additive stimulant effects can raise heart rate and blood pressure.

May affect blood pressure

Watch for: Antihypertensive medications (ACE inhibitors, beta-blockers, calcium channel blockers, diuretics)

Combined use can push blood pressure too high or too low — monitor readings if you take blood pressure medication.