Green tea extract is one of the most-studied ingredients in the weight-management category, with its catechins — particularly EGCG — linked to a modest, temporary rise in energy expenditure.
It's typically paired with the caffeine naturally present in green tea leaves, which is worth knowing if you're sensitive to caffeine or already drink coffee.
MetaboSwitch's marketing material credits it with supporting metabolism and fat oxidation, consistent with how it's generally used in this product category.
Where it sits in the formula: one of eight ingredients named in MetaboSwitch's marketing graphics, alongside White Kidney Bean Extract, Garcinia Cambogia, Chromium Picolinate, Resveratrol.