Anti-Obesity Effects of Sulphated Polysaccharides Derived from Marine Macro Algae or Seaweeds: A Systematic Review and Meta-Analysis
2024

Anti-Obesity Effects of Seaweed-Derived Sulphated Polysaccharides

Sample size: 44 publication 10 minutes Evidence: moderate

Author Information

Author(s): Magwaza S’thandiwe Nozibusiso, Chabalala Vunene Nkateko, Hlongwane Nothando Philile, Ismail Huda, Islam Md. Shahidul, Diederich Marc

Primary Institution: University of KwaZulu-Natal (Westville Campus), Durban, South Africa

Hypothesis

Can seaweed-derived sulphated polysaccharides mitigate obesity in animal models?

Conclusion

Seaweed-derived sulphated polysaccharides can reduce obesity-related parameters in animal models, but further research in humans is needed.

Supporting Evidence

  • Seaweed-derived sulphated polysaccharides significantly reduced body weight gain in treated animals.
  • SPs led to a decrease in epididymal fat size and adipocyte size.
  • Treatment with SPs resulted in lower serum insulin and TNF-α levels.
  • SPs improved lipid profiles by reducing total cholesterol and LDL-c levels.

Takeaway

Seaweed can help make you less fat by reducing how much you eat and how much fat your body stores.

Methodology

Systematic review and meta-analysis of animal model studies on the effects of seaweed-derived sulphated polysaccharides on obesity.

Potential Biases

Potential language bias due to inclusion of only English language studies.

Limitations

The study is limited to preclinical studies and may not represent all types of sulphated polysaccharides.

Participant Demographics

Animal models primarily included rats and mice.

Statistical Information

P-Value

p<0.05

Confidence Interval

95% CI = −2.55, 2.83

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/md22120528

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