Alpilean makes use of golden algae which is a freshwater alga. Derived from it is fucoxanthin which has long been used for its numerous therapeutic properties. Fucoxanthin is found in many weight loss supplements. It promotes the conversion of fat cells into energy and heat which can reduce weight. Studies show that golden algae can help to bring the internal temperature down to an optimal level, and it also supports brain health, bone strength, and liver.