What time of day is best to take kava?

Could you elaborate on the optimal time of day to consume kava, taking into account its potential effects on sleep, alertness, and overall well-being? I've heard conflicting opinions about whether it should be taken in the morning for energy or evening for relaxation. Could you clarify the scientific basis behind these recommendations and offer any advice on how to best incorporate kava into my daily routine? Understanding the right time to consume kava could significantly impact its efficacy and my overall experience with this herbal supplement.