L-Theanine

• Common Side Effects:
  • Drowsiness (in some individuals)
  • Lowered blood pressure
• Notes: Generally well-tolerated, but monitor for any unusual reactions, especially if combined with other medications.

3. Rhodiola Rosea

• Common Side Effects:
  • Dry mouth
  • Dizziness
  • Upset stomach
  • Fatigue (in some cases)
• Notes: It may also cause overstimulation if taken in high doses, leading to insomnia.

4. Acetyl-L-Carnitine (ALCAR)

• Common Side Effects:
  • Nausea
  • Gastrointestinal discomfort
  • Headaches
  • Increased agitation or anxiety (in some individuals)
• Notes: ALCAR may have a stimulating effect, so take it earlier in the day.

5. Alpha-GPC

• Common Side Effects:
  • Headaches
  • Fatigue
  • Digestive issues (nausea or diarrhea)
• Notes: Generally well-tolerated but can cause side effects when taken in high doses.

6. Creatine

• Common Side Effects:
  • Weight gain (due to water retention)
  • Gastrointestinal distress (cramps, diarrhea)
  • Muscle cramping
• Notes: Creatine is generally safe for most people, but it’s essential to stay hydrated while using it.