Mediator Phosphatidic Acid Muscle Growth Supplement

Mediator® is a phospholipid powder containing 800mg of Phosphatidic Acid per scoop, claimed to stimulate muscle protein synthesis and enhance muscle growth and strength.

• The description claims Phosphatidic Acid stimulates mTOR signaling pathways and initiates muscle protein synthesis.
• The description claims subjects taking 750mg of Phosphatidic Acid daily with resistance training experienced significant increases in muscle size, strength, and fat loss.