Based on your metal choices, I think our tastes vary, but almost anything by:
- Meshuggah
- vildhjarta
- Xenobiotic
- GOJIRA
- Architects
- Periphery
- Daughters
- Every Time I Die
- Monuments
- Feed Her to the Sharks
- Oceans Ate Alaska
- After the Burial
- Veil of Maya
- Chelsea Grin
- Harms Way
- Born of Osiris
- Sylosis
Has always worked better than creatine or any pre-workout for me.