Lidtke, L-Tryptophan, 60 Capsules Urinary Health is a component of certain

is a component of certain dietary fibers

It's also recommended if your immune system has been compromised due to any diseases

B vitamins are important cofactors needed to fuel the Krebs cycle

it's Nature's Way Sambucus HoneyBerry Cough Syrup for Kids to the rescue

UC-II® collagen with undenatured type II collagen

Lidtke, L-Tryptophan, 60 Capsules Urinary Health is a component of certainDescription With LIDTKE L Tryptophan, USP, there really is no better, no more natural way to feel relaxed. Tryptophan is a natural building block of serotonin, the neurotransmitter that plays an important role in appetite, mood, normal sleep patterns and nervous system function. Serotonin has become a goldmine for the makers of patent ingredients, but there are two vastly different approaches to making your body think it has more serotonin: one is to