Wheatgrass Grower 

Whey Protein 

Whole Earth and Sea - Natural Factors 

Wiley's Finest 

Wileys Finest Fish Oils 

Wise Woman Herbals 

Without health practitioner brands and test kits 

Womens Formulas 

Womensense 

World Nutrition/Vitalzym 

Xymogen 

Yala