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. 2020 Sep 20;12(9):2873. doi: 10.3390/nu12092873

Table 2.

Food supplements with a primary impact on appetite regulation.

Food Supplement Dosage Mechanisms of Action Quality of Evidence Side Effects Recommendation
Caralluma 1 g/day fatty acid synthesis inhibition and enhanced fatty acid oxidation *; ghrelin/neuropeptide Y expression inhibition *# low None B
Spirulina 1–4.5 g/day decreased appetite *#; adipogenesis inhibition *; browning induction * low None B
Whey protein ∼100–600 g/week increased satiety hormones; decreased appetite; enhanced fat mass oxidation; enhanced lean mass preservation *# moderate None A
Coffee, caffeine and chlorogenic acids 60 mg–1000 g/day hunger suppression; energy expenditure stimulation; increased fat oxidation and brown adipose tissue activation *# moderate None A
Bitter orange 10–400 mg/day suppressed appetite *#; energy expenditure and lipolysis increase *# low None B
Guarana 240–285 mg/day decreased appetite #; increased energy expenditure and fat oxidation *#; adipogenesis inhibition *; browning induction * low Gastrointestinal discomfort; insomnia, migraine, tachycardia B

* denotes preclinical evidence, # denotes clinical evidence, A is for possibly recommended, B is for undetermined recommendation.