Transfer Factor® Classic – Foundational Immune Support NEW AND IMPROVED LOOK. SAME GREAT FORMULA. Free Shipping • Fast Delivery • Tax Free Transfer Factor® Classic is the original, foundational immune support formula from 4Life—trusted for decades to help support and educate the immune system. Made exclusively from cow colostrum, this simple yet powerful formula helps support balanced, everyday immune function for the whole family.* Ideal for ages 2 and up, Transfer Factor Classic delivers immune messenger molecules known as 4Life Transfer Factor®, which support immune communication and balance. This streamlined, single-source formula is perfect for those seeking pure, foundational immune support without added ingredients.* Key Benefits Supports the immune system's natural, everyday function* Provides foundational immune and overall wellness support* Suitable for adults and children ages 2 and up* Made in an NSF cGMP-certified manufacturing facility* Simple, single-ingredient immune formula Primary SupportImmune System • Overall Wellness* Key Ingredient UltraFactor® – A proprietary concentrate of ultra-filtered 4Life Transfer Factor bioactive peptides sourced from cow colostrum Product Details Serving Size: 3 veggie capsules Servings Per Container: 30 Made in the USA with quality ingredients from around the world Directions for Use Take 3 capsules daily with 8 oz of fluid.*For children or anyone who has difficulty swallowing capsules, capsules may be opened and the powder consumed as desired. Why Choose Transfer Factor® Classic?Transfer Factor Classic is the purest expression of 4Life's immune science—simple, family-friendly, and time-tested. It's an ideal starting point for supporting immune health with a colostrum-based formula.* Frequently Asked Questions What is 4Life Transfer Factor Classic?Transfer Factor® Classic is the original, foundational immune support formula from 4Life, made exclusively from cow colostrum. It delivers immune messenger molecules that help support balanced, everyday immune function for the whole family.* What age is Transfer Factor Classic suitable for?Transfer Factor Classic is suitable for adults and children ages 2 and up. For children or anyone who has difficulty swallowing capsules, capsules may be opened and the powder consumed as desired.* What is UltraFactor® in Transfer Factor Classic?UltraFactor® is a proprietary concentrate of ultra-filtered 4Life Transfer Factor bioactive peptides sourced from cow colostrum, supporting immune communication and balance.* How do I take Transfer Factor Classic?Take 3 capsules daily with 8 oz of fluid. For children or anyone who has difficulty swallowing capsules, capsules may be opened and the powder consumed as desired.* What makes Transfer Factor Classic different from more advanced Transfer Factor formulas?Transfer Factor Classic is a single-source, colostrum-only formula—ideal for those seeking pure, foundational immune support without additional blends, making it a great starting point in the 4Life Transfer Factor product line.* *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.