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Evidence-Based Supplement Research

Evidence-Based Supplement Research

Yacon and Reduced Body Mass Index

Doses used in studies

g/kg/day: 0.14 (median 0.14, IQR 0.14–0.14) — 1 study

Time to effect

Median: 4 months · IQR 4 months–4 months · Range 4 months–4 months — Reported in 1 of 2 studies

2 of 2 papersPopulation:

Yacon syrup: beneficial effects on obesity and insulin resistance in humans.
- 2009-04
- RCT
- Clinical nutrition (Edinburgh, Scotland) 28(2)
- - Susana Genta
  - Wilfredo Cabrera
  - Natalia Habib
  - Juan Pons
  - Iván Manrique Carillo
  - Alfredo Grau
  - Sara Sánchez
- PubMed: 19254816
- DOI: 10.1016/j.clnu.2009.01.013
10 Insights on
- Reduced Body Mass Index
- High evidence
- Highly Cited
- Clinical
Daily intake of yacon syrup produced a significant decrease in body weight, waist circumference and body mass index.
Effect
Beneficial
Effect size
Small
Significant
Yes
Dose
0.14 g fructooligosaccharides/kg/day
The Effects of Yacon Consumption on Body Weight and C-reactive Protein: A Systematic Review and Meta-analysis of Randomized Controlled Trials.
- 2026-06
- Review · n = 246
- Current therapeutic research, clinical and experimental 104
- - Fariborz Porbafrani
  - Mohammad Samadi
  - Karim Parastouei
- PubMed: 41685137
- DOI: 10.1016/j.curtheres.2025.100817
4 Insights on
- Reduced Body Mass Index
- High evidence
yacon consumption showed no significant effects on body mass index (BMI) (WMD, -1.48 kg/m²; 95% CI, -4.11 to 1.14; P = .268)
Effect
Neutral
Effect size
Small
Significant
No