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Does Garcinia Cambogia Help With Weight Loss? The Numbers

Quick answer

Garcinia cambogia shows a small effect at best. A pooled review found 0.88 kg more loss than placebo, with a range that touched zero, and the NIH says it has little to no effect. SodaSlim has 130 mg of garcinia extract per capsule, and no study tested that capsule.

Written by the SodaSlim label deskUpdated · 4 min read

The garcinia extract line marked on the SodaSlim label
Crop of the SodaSlim Supplement Facts panel with the garcinia extract line marked.

How much weight does garcinia cambogia help you lose?

On average, about 0.9 kg more than placebo in one pooled review. That is 0.88 kg, or roughly 1.9 pounds, with a range from -1.75 kg to 0.00 kg (Onakpoya 2011, Garcinia (HCA) meta-analysis).

The authors say HCA can cause short-term weight loss but that the effect is small and its clinical relevance uncertain (Onakpoya 2011, Garcinia (HCA) meta-analysis).

The NIH's consumer page goes further and says garcinia cambogia has little to no effect (NIH ODS, Weight loss supplements (consumers)). The same NIH professional page adds that the result was not significant when only the two rigorous trials were counted (NIH ODS, Dietary Supplements for Weight Loss (health professionals)).

Why is a 0.9 kg difference called small?

It is small next to the pace doctors describe and next to ordinary day-to-day swings. Mayo Clinic describes 1 to 2 pounds a week as the pace more likely to last (Mayo Clinic, Weight loss: 6 strategies for success).

An average, not a promise

It came from nine pooled trials of HCA alone, not a five-ingredient capsule.

The garcinia numbers side by side.
MeasureFigure
Pooled difference vs placebo0.88 kg (about 1.9 lb)
Range of that estimate-1.75 kg to 0.00 kg
Trials pooled9 of 23 eligible
Rigorous trials onlyNot significant
NIH consumer verdictLittle to no effect
SodaSlim garcinia line130 mg, 50% HCA (about 65 mg)

What do bigger reviews say about weight-loss supplements?

They say the evidence is thin. A review of 315 trials found most showed no weight loss, and the 16 positive low-risk trials ranged from 0.3 to 4.93 kg (UNC / Obesity 2021, Review of weight-loss supplements).

The NIH puts it plainly: there is little scientific evidence that weight-loss supplements work (NIH ODS, Weight loss supplements (consumers)).

Nothing here says SodaSlim causes weight loss, and we make no such promise. The label's own claim lines end in an asterisk, and the FDA has not evaluated them.

SodaSlim: 30 capsules, 30-day bottle1 capsule a day · 2, 3 or 6 bottles · price and guarantee terms at checkout

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How much of a SodaSlim capsule is garcinia?

About one fifth of it. The garcinia extract is 130 of the 658 mg listed, or 19.8%, and caffeine is the biggest line at 21.0%.

The tally below counts caffeine, since that is the line most likely to affect how you feel in a day.

  • SodaSlim, 1 capsule (label)138 mg1
  • Brewed coffee (12 fl oz)113-247 mg0
  • Green tea (12 fl oz)37 mg0
  • Black tea (12 fl oz)71 mg0
  • Caffeinated soda (12 fl oz)23-83 mg0
  • Energy drink (12 fl oz)41-246 mg0

138 mg from the capsule alone: 34.5% of the 400 mg a day the FDA gives for most healthy adults. Add your drinks above.

Drink figures are the FDA's per 12 fl oz (FDA, Spilling the beans: how much caffeine is too much); actual cups vary. The green tea extract adds under 3.9 mg by its own label standardization and the green coffee line adds an amount the label does not print. The 400 mg guide is for most healthy adults; pregnancy, heart rhythm problems, anxiety and some medicines call for a clinician's advice (MedlinePlus, Caffeine).

Ask a doctor or pharmacist first if you take medicine. The do weight-loss supplements work page covers the wider evidence.

How is SodaSlim sold?

SodaSlim comes in 30-capsule bottles, one capsule a day. A 3-bottle pack lasts 90 days, and a 6-bottle pack lasts 180.

The price and guarantee terms are the ones shown at checkout, so read them there.

3 white SodaSlim capsule bottles with orange and navy labels

90-day supply

3 bottles: 90 days

90capsules · price shown at checkout

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6 white SodaSlim capsule bottles with orange and navy labels

180-day supply

6 bottles: 180 days

180capsules · price shown at checkout

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A 2-bottle pack is also shown by the brand. Check your medicines with your doctor or pharmacist before you order.

FAQ01

SodaSlim questions people ask

Does garcinia cambogia work on belly fat?

No source we read shows that. The reviews measure total body weight, and the pooled difference was 0.88 kg (Onakpoya 2011, Garcinia (HCA) meta-analysis). The NIH says garcinia has little to no effect (NIH ODS, Weight loss supplements (consumers)).

How long does garcinia take to work?

No source gives a time. The review we read does not set a timeline we can quote (Onakpoya 2011, Garcinia (HCA) meta-analysis), and we will not invent one. Be wary of any page that promises results in a set number of weeks.

Is 130 mg of garcinia extract enough to lose weight?

No dose is shown to cause weight loss. The label's 130 mg gives about 65 mg of HCA, and we found no verified daily study dose to compare it with.

Sources (7)
  1. Spilling the Beans: How Much Caffeine Is Too Much?U.S. Food and Drug Administration, 2024
  2. CaffeineMedlinePlus (U.S. National Library of Medicine), 2021
  3. Dietary Supplements for Weight Loss: Fact Sheet for Health ProfessionalsNIH Office of Dietary Supplements, 2026
  4. Dietary Supplements for Weight Loss: Fact Sheet for ConsumersNIH Office of Dietary Supplements, 2021
  5. Review shows minimal high-quality evidence dietary supplements lead to weight lossUNC Health / UNC School of Medicine (study by J. Batsis, Obesity journal), 2021
  6. The Use of Garcinia Extract (Hydroxycitric Acid) as a Weight loss Supplement: A Systematic Review and Meta-Analysis of Randomised Clinical TrialsOnakpoya I, Hung SK, Perry R, Wider B, Ernst E, Journal of Obesity, 2011
  7. Weight loss: 6 strategies for successMayo Clinic, 2024

Who wrote this02

Written and reviewed by

Written byThe SodaSlim label deskThesodaslim, USA Authorized SodaSlim Retailer

Pages built from the label, the seller’s materials and linked NIH, FDA, FTC, Mayo Clinic and peer-reviewed sources.

Medically reviewed byDr. Richard Kowalsky, MD, PhysicianRole: Medical reviewerReview date: October 28, 2026

Last updated . Read our editorial standards and how we check reviews. This website is the information site of Thesodaslim, a USA authorized SodaSlim retailer. It is not the manufacturer or the distributor named on the label. We earn money when you buy through our order links.

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SodaSlim30 capsules · 30-day bottle · 2, 3 or 6 bottles · money-back guarantee

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