5-Hydroxytryptophan (5-HTP) is the precursor to serotonin, a mood and appetite regulating neurotransmitter produced within the body.* It has been combined with Vitamin B6, an important cofactor in the conversion to serotonin.* Natures Way (R) uses 5-HTP extracted from Griffonia simplicifolia beans.
Vitamin B2
Vitamin C 500 mg with Bioflavonoids
Yucca Stalk
Vitex Fruit
Vitamin D3 2,000 IU
Vitamin C-500 with Rose Hips
Willow
Zinc Chelate
White Kidney Bean
Vitamin D3, 400 IU
Willow Standardized
Vitamin D3 2,000 IU
White Oak Bark
Vitamin E 400 IU
Vitamin D3 5,000 IU
Wild Yam Root
Yellow Dock Root 
