puritan's pride l carnitine L-Carnitine Fumarate 1000 mg – Health with Wisdom L-Arginine 1000mg | 60 Capsules

4.1 Impaired brain metabolism leads to sleep disturbances Sleep is a physiologically active and regulated state during which consciousness and sensory processing are temporarily reduced to support essential homeostatic functions such as cellular repair, memory consolidation, and metabolic detoxification

Bottom line: consistency matters more than anything else

Increased Muscle Mass : The stimulation of GH secretion facilitates muscle growth and strength, supporting an active lifestyle and athletic performance

Or even something as simple as a variation in label color could go a long way

You're paying for a product that works against the mechanism it claims to leverage

Cell (2015) 162(6):122941