Plant atlas Short

Santol: Sour Thai Fruit Pounded With Chili

Santol / Cotton Fruit · กระท้อน · Sandoricum koetjape

Santol / Cotton Fruit — กระท้อน (kra-thon) — Sandoricum koetjape.

Santol — kra-thon — a sour cotton fruit whose fluffy white pulp cooks pound into a spicy relish, plus how to eat it and what the research covers. The pulp clings tightly to the seeds, which you spit out, and the pulp is the edible part. A 2022 scoping review found santol triterpenoids studied mostly in lab assays for inflammation and cancer cells. For santol nutrition, the fruit contains vitamin C and potassium. Vitamin C helps build the collagen in your skin, supports normal immune function, and works as an antioxidant that protects your cells. Potassium supports normal blood pressure, keeps your muscles and nerves working, and helps balance your body's fluids. In Krathon Song Khruang, the peeled fruit is scored, coated in a coconut-sugar sauce, and topped with toasted peanuts, dried shrimp, and chilies. In Kaeng Khua Krathon Kung, sliced santol simmers with prawns in a coconut-milk red curry, where its sourness cuts the richness. You can eat the soft pulp fresh or pickled. Spit out every seed; the sharp edges can injure or block your gut if swallowed.

Krathon Song Khruang — กระท้อนทรงเครื่อง (kra-thon-song-khrueang)
Kaeng Khua Krathon Kung — แกงคั่วกระท้อนกุ้ง (gaeng-khua-kra-thon-goong)

Food and nutrients

Rich in: vitamin C, potassium

Research context

Santol triterpenoids showed anti-inflammatory and anticancer effects in lab studies — J. Food Biochemistry, 2022

Safety note. Do not swallow santol seeds — their sharp edges can cause intestinal obstruction or perforation; spit them out.

Sources

Source: Bailly C (2022). Health benefits of santol & Sandoricum koetjape products: scoping review. J Food Biochem 46. DOI:10.1111/jfbc.14152 (PMID 35315091)

Narration transcript

Opening

Crack open a santol and the pulp inside is white and cottony, clinging so tight to the seeds you can't pull it free. Santol — กระท้อน, gra-tawn. You eat that fluffy pulp, fresh, or pounded with chili, sugar, and fish sauce into a mouth-puckering sour relish. The seeds you spit out.

Krathon Song Khruang (กระท้อนทรงเครื่อง)

In krathon song khruang, the peeled fruit is scored, coated in a coconut-sugar sauce, and topped with toasted peanuts, dried shrimp, and chilies.

Kaeng Khua Krathon Kung (แกงคั่วกระท้อนกุ้ง)

This coconut-milk red curry simmers sliced santol with prawns, where the fruit's sourness cuts the richness.

Nutrition summary

Santol is a modest performer — its best number is iron, backed by a little fiber.

Vitamin C

Vitamin C is used to build collagen and helps protect cells from oxidative stress.

Potassium

Potassium helps with normal fluid balance and muscle function.

Closing

You can eat the soft pulp fresh or pickled. Spit out every seed; the sharp edges can injure or block your gut if swallowed. Follow Longevity Biome, and LIKE this video for regular updates.

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