The most common reasons: using a standard (non-effervescent, non-liposomal) capsule with poor gut absorption, inconsistent daily use, expecting visible results before the typical 8-12 week window, unrealistic expectations set by marketing claims, low supporting nutrients like Vitamin C, or continued sun exposure without adequate sunscreen, which counteracts skin brightening effects
In some cases, staying at the same dose for two to four weeks before increasing may reduce the intensity of digestive side effects, including constipation
Nature (1983) 302(5910):7168
It works through three complementary actions: direct pituitary stimulation, promotion of endogenous GHRH release, and functional opposition to somatostatin, the hormone that normally brakes GH secretion
Injecting into this thick fat layer causes less pain and less inflammation
Using them together does not significantly improve outcomes