Yes, creatine and L-carnitine can appear in the same formula because they work through different mechanisms
The following press release from #STOPTHEBOP gives background on this important issue: On July 31, the California Board of Pharmacy (BOP) was met with overwhelming opposition to their proposed regulations that would severely restrict the production and administration of essential treatments such as glutathione, NAD, and methylcobalamin, the active form of vitamin B12
Promises of specific shade changes (three tones fairer guaranteed)
doi:10.1073/pnas.95.14.8268
Berberine is most effective when combined with lifestyle adjustments, like changes in your diet (i.e., more protein and less sugar), cardio and strength exercise, and better sleep habits
For immunofluorescence, 12-m-thick serial brain sections were used