NK Cell Activator®

Fiber & Other Nutrients

Brand: Life Extension

Tablet or PillFiber and Other NutrientsOff Market

Product label for NK Cell Activator — Click to view full label

Net Contents

30 Vegetarian Tablet(s)

Serving Size

1 Vegetarian Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

7 37870 19033 2

Product Version

L01903C

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Label includes a proprietary blend, so some individual amounts are not itemized.

2Dietary Attributes

Label states: Vegetarian, Non-GMO.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Contains

Wheat

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Vegetarian Tablet(s) · 1–2 per day

Ingredient	Amount Per Serving
Proprietary Enzymatically Modified Rice Bran	500 mg	—

Not Present

Other Ingredients

Microcrystalline CelluloseMaltodextrinDicalcium PhosphateCroscarmellose SodiumStearic AcidSilicaHydroxypropyl CelluloseCoatingVegetable Stearate

Target Groups

VegetarianAdult (18 - 50 Years)

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Read the entire label and follow the directions carefully prior to use. Directions: Take one (1) tablet one to two times daily with food, or as recommended by a healthcare practitioner. Suggested duration of use: 4 months. Repeat as necessary.

Warnings & Precautions

Precautions re: Children

Warnings: Keep out of reach of children.

Precautions re: All Other

Do not exceed recommended dose. Do not purchase if outer seal is broken or damaged.

Precautions re: Pregnant or Nursing or Prescription Medications

When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.

Precautions re: Allergies

Contains wheat.

Precautions re: All Other

To report a serious adverse event or obtain product information, contact 1-866-280-2852.

Storage

Store tightly closed in a cool, dry place.

Formulation

Formulation re: Does NOT Contain

Non GMO LE Certified

Formulation re: Other

Supports healthy natural killer cell function

FDA Statements

FDA Disclaimer Statement

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.

FDA Statement of Identity

Dietary Supplement

Other Label Statements

Seals/Symbols

Non GMO LE Certified

Manufacturer & Distributor

Distributor

Quality Supplements and Vitamins, Inc.

Ft. Lauderdale, FL, 33309

1-866-280-2852

Market Reference

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Where to Buy Locally

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Research & Studies

The natural killer cell: a historical perspective and the use of supplements to enhance NKC activity
JT Thornthwaite, H Shah, P Shah… - Journal of Immune …, 2012 - researchgate.net
… of the discovery of the Natural Killer Cell (NKC) and to apply the use of supplements in the enhancement of NKC in human cancers for the developmentof human health and well-being. …
201219 citations
A natural product telomerase activator as part of a health maintenance program
CB Harley, W Liu, M Blasco, E Vera… - Rejuvenation …, 2011 - journals.sagepub.com
… also contribute to increased NK cells with age. The decrease in NK cell number induced by the protocol is an “age reversal,” but because we did not measure NK activity we cannot say …
2011279 citations
Enhancement of NK cell cytotoxic activity and immunoregulatory effects of a natural product supplement across a wide age span: A 30-day in vivo human …
S Boichuk, A Galembikova, D Vollmer - International Journal of Molecular …, 2025 - mdpi.com
… Given that spontaneous activation of autoreactive lymphocytes is a feature associated with … -induced activation of NK cells detected only in the presence of the potentially harmful cells, …
20258 citations
Six weeks daily ingestion of whole blueberry powder increases natural killer cell counts and reduces arterial stiffness in sedentary males and females
LS McAnulty, SR Collier, MJ Landram, DS Whittaker… - Nutrition research, 2014 - Elsevier
… doubling of NK cell counts in healthy marathon runners. It is thought that a better understanding of NK cell biology and function will broaden the applications for human cancer [11]. …
2014169 citations
Effect of natural compounds on NK cell activation
M Grudzien, A Rapak - Journal of Immunology Research, 2018 - Wiley Online Library
… to activate NK cells. The current review characterizes several groups of NK cell-activating compounds: … Discrimination between healthy and malignant cells by NK cells is crucial; thus, a …
2018153 citations
Aged garlic extract prevents a decline of NK cell number and activity in patients with advanced cancer
H Ishikawa, T Saeki, T Otani, T Suzuki… - The Journal of …, 2006 - academic.oup.com
… , both the number of NK cells and the NK cell activity increased … NK cell activity, but caused no improvement in QOL. J. Nutr. … KEY WORDS: aged garlic extract NK cell activity advanced …
2006214 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2020-08-23. DSLD Label ID: 232454. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.