NK Cell Activator is a dietary supplement that boosts natural killer cell activity, helping your immune responses stay sharp and ready to tackle everyday challenges. Each tablet delivers 500 mg of proprietary enzymatically modified rice bran, a concentrated immune modulator created by shiitake enzymes to support innate and adaptive immunity. Committed to quality, Life Extension's non-GMO and vegetarian formula fits many lifestyles.

Available Sizes & Variants:

30 Veggie Tabs – easy daily dose fits into any routine.

Benefits & Features:

• Activates natural killer cells to support everyday immune responses.
• 500 mg of proprietary enzymatically modified rice bran acts as a potent immune modulator created by shiitake enzyme treatment, harmonising innate and adaptive immune responses.
• Non-GMO and vegetarian formula supports daily use for a wide range of lifestyles.
• Additionally, the modified rice bran boosts myeloid dendritic cells, which act as messengers between innate and adaptive immunity, helping immune signals coordinate more effectively overall.
• Intended for daily use with meals, this immune system booster supports seasonal needs and helps maintain NK cell activity.

Life Extension has a long-standing focus on evidence-based immune support. NK Cell Activator harnesses 500 mg of proprietary enzymatically modified rice bran, created by shiitake enzymes to modulate immunity and support NK cell function. The rice bran also helps dendritic cell communication, bridging innate and adaptive responses. The product is non-GMO and vegetarian, though it contains wheat as an allergen, and is manufactured to strict quality standards.