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Garcinia cambogia, Garcinia gummi-gutta. Botanical plate: Garcinia morella - Köhler–s Medizinal-Pflanzen-063
Plate: Garcinia morella - Köhler–s Medizinal-Pflanzen-063. Franz Eugen Köhler, Köhler's Medizinal-Pflanzen. Public domain.

Garcinia cambogia

Garcinia gummi-gutta

Herbs & Roots. Ayurveda.

Also called Malabar tamarind, Kodampuli

Spanish: Tamarindo malabar

Serious liver injury reported

A sour fruit from southern India whose rind is sold as a weight loss supplement.

Did you know? The sour rind flavors fish curries in Kerala, but the supplement form relies on a compound called hydroxycitric acid.

What it may help, and how strong the proof is

  • Digestion & gut health. Used for stomach upset and diarrhea in tradition. Human studies are few.
    Traditional proof
  • Weight. Pooled trials found only about 1 kilogram more weight loss than placebo, and that gap may not matter in daily life.
    Not supported
  • Cleansing & detox. Claims that it flushes toxins from the body have no good human evidence.
    Not supported

Parts of the body

Energy & metabolism, Liver, Kidneys & bladder, Gut & intestines, Stomach

Traditional use

In Kerala and southern India, the dried rind sours curries and is used to aid digestion. Its use for weight loss is a modern idea.

How it is classified

Herbal actions
Astringent, Antioxidant. Energy: neutral.

How people take it

Supplements are usually taken before meals, but labels vary widely in strength. The dried rind can be soaked and used in small amounts in cooking.

Food and capsule.

Where to get it

The tree grows wild in southern India and Southeast Asia. Dried rind is sold for cooking, and extracts appear in capsules, often in green tea blends.

Be careful

Liver injury is the main risk. Doctors have reported liver failure, transplants and deaths, and some cases were linked to products that may have been mislabeled. Stop the product and see a doctor if you feel very tired, have dark urine, belly pain, or yellow skin or eyes.

Avoid if: liver disease; pregnancy; breastfeeding; heavy alcohol use.

Mixing with other things

  • Use caution
    Antidepressants (Zoloft, Prozac, Lexapro and others)

    Some reports suggest it may affect serotonin. It has not been well studied with antidepressants.

  • Use caution
    Alcohol (beer, wine, spirits)

    Alcohol and the supplement can both strain the liver.

The honest take

The weight loss effect is small and may not matter in real life, and the best trials did not show clear results. The bigger problem is liver damage, which can be severe or fatal. Most people should avoid the supplement.