Immune Support*

If you’re looking to support your body’s normal immune response, trust Natural Factors’ products. Many supplements are formulated with our clinically proven ECHINAMIDE® echinacea, the result of many years of extensive research. We offer a range of single and combination formulas to help support healthy immune function, respiratory health, and nasal and throat health.*

Frequently Asked Questions

We use both bovine and porcine-sourced gelatin depending on the product.

Natural Factors does not guarantee its final products to be halal. However, all vegetable-sourced capsules are both halal and kosher certified, all bovine-sourced softgels are both halal and kosher certified, and all bovine-sourced gelatin used to make softgels are both halal and kosher certified.

Natural Factors does not guarantee its final products to be kosher. However, all vegetable-sourced capsules are both kosher and halal certified, all bovine-sourced softgels are both kosher and halal certified, and all bovine-sourced gelatin used to make softgels are both kosher and halal certified.

Each product carries its own allergen statement that can be found on the product page. Please note that we are not a designated peanut-free facility, and therefore cannot label any of our products as "peanut-free." 

We always recommend speaking with your health care practitioner before starting a new supplement.

Please see our "Find Retailers" page to find a retailer near you.

Please contact our Customer Service teamhere.

Please contact our Export team here.

Each product carries its own allergen statement that can be found on the product page. The statement includes whether the product is suitable for vegans and vegetarians.