Douglas Laboratories’ official online supplement store offers doctor-focused nutritional supplements manufactured in the United States, with products described as meeting rigorous American standards. The site brings together offerings from Douglas Laboratories and other brands, including DLJ, American Harvest, and Pure Encapsulations, and helps shoppers browse by nutrient, wellness goal, or popularity.

Its catalog covers multivitamins and minerals, vitamins A through E, iron, DHA and EPA, herbs, probiotics, amino acids, CoQ10, glucosamine, folate, zinc, calcium, magnesium, and potassium. Featured products include the UPX multivitamin and mineral formula, vitamin C, vitamin D, B-complex, prenatal supplements, collagen, resveratrol, lutein, and heme iron. The store also organizes recommendations for goals such as beauty, everyday vitality, dietary support, and products for men, women, and children.

Customers can explore curated sets, seasonal selections, subscription-course benefits, and bulk-buy offers, alongside shopping guidance, frequently asked questions, and customer support. Free shipping is advertised on orders over ¥7,500.