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The body's natural "Feel Good Hormone", over ninety-five percent of the body's serotonin is found in the gastrointestinal (GI) tract, which has been called the body's "second brain" because of its role in serotonin production and so many of the body's vital functions.
Puristat 4 months ago
@Puristat i heard Dr. Oz say that, explains everything now.
lovemyselfforever86 2 weeks ago