High-Fructose Corn Syrup vs. Sucrose: Effects on Anthropometric and Metabolic Parameters (Systematic Review and Meta-Analysis)
Li X, Luan Y, Li Y, Ye S, Wang G, Cai X, Liang Y, Kord Varkaneh H, Luan Y
Evidence is still building up
Summary
A meta-analysis pooling 4 intervention studies (9 arms, 767 participants total) comparing HFCS and sucrose. No significant differences were found for body weight, BMI, waist circumference, fat mass, blood pressure, fasting glucose, or lipid profile (triglycerides, LDL, HDL, total cholesterol). CRP (an inflammation marker) was slightly higher in the HFCS group.
Key findings
- 1
Pooled 4 intervention studies (9 arms, 767 participants total; mostly US-based healthy-to-overweight/obese adults, mean age ~41.5)
- 2
No significant weight difference between HFCS and sucrose groups (WMD −0.29 kg, 95% CI −1.34 to 0.77)
- 3
No significant differences in BMI, waist circumference, fat mass, blood pressure, fasting glucose, or lipid profile
- 4
CRP (inflammation marker) was slightly higher in the HFCS group (WMD +0.27 mg/L), while other metabolic markers showed no difference
Related research
Fructose- but Not Glucose-Sweetened Beverages Increase Visceral Adiposity and Decrease Insulin Sensitivity (10-Week RCT)
Journal of Clinical Investigation, 2009
A 10-week parallel-arm RCT in overweight/obese adults consuming 25% of energy requirements from either fructose- or glucose-sweetened beverages. Both groups gained similar weight, but increased visceral adiposity, elevated fasting glucose and insulin, and decreased insulin sensitivity occurred only in the fructose group — a landmark study showing that the specific sugar (fructose vs glucose) shapes metabolic outcomes.
Dietary sugars and body weight: systematic review and meta-analyses of randomised controlled trials and cohort studies
BMJ, 2012
糖類の摂取量と体重変化の関係を評価した30件以上のRCTと観察研究のメタ分析。等カロリー条件下では糖類の増減だけでは体重に有意差はなかった。しかし砂糖を増やした研究では総カロリー摂取が増え体重増加が生じており、砂糖の「過食誘発性」が重要因子とされた。
Articles featuring this study
- Research vs Bro-science
"High-Fructose Corn Syrup Is Bad Because It's an Isomerized Sugar" — Is It True? Comparing It to Table Sugar
"Isomerized sugar (fructose-glucose syrup) is an industrially manufactured, unnatural sugar, so it's worse for you than regular sugar" is a claim heard especially often in Japan. We check what research actually shows about the 'it's free sugar so it's absorbed faster' reasoning and the 'it's industrially made so it's dangerous' reasoning.
Shingo Yoshizaki
- Research vs Bro-science
"High-Fructose Corn Syrup Is Worse for Your Liver Than Regular Sugar" — Is It True? Fructose Metabolism vs. Research
"High-fructose corn syrup is worse for your liver than regular sugar" is a claim you'll see often on social media and health sites. Research linking fructose metabolism to fatty liver certainly exists, but much of it doesn't directly compare high-fructose corn syrup against sucrose (table sugar). Here's what the evidence actually shows, accounting for the differences between studies.
Shingo Yoshizaki
- Explainer
What Is High-Fructose Corn Syrup? Why It's Used in Juice and Sports Drinks
Fructose-glucose syrup is a liquid sugar made by enzymatically converting part of the glucose from corn (or other) starch into fructose. In Japan, JAS standards classify it into three types by fructose content: 'glucose-fructose syrup' (under 50% fructose), 'fructose-glucose syrup' (50-90%), and 'high-fructose syrup' (90%+). It stays sweet and dissolves easily even when cold, which is why it's widely used in soft drinks and sports drinks served at room temperature or chilled.
Shingo Yoshizaki
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