PlainVitamins

X-R Shield

by Life Extension · capsule · 90 vegetarian capsules

  • On the market (NIH)
  • UPC 7 37870 19193 3
  • DSLD label 232485
  • Serving 3 vegetarian capsules
  • 30 servings

X-R Shield by Life Extension lists 3 ingredients, 3 with an amount per serving of 3 vegetarian capsules, such as 1,335 mg of organic spirulina powder, 200 mg of lemon balm extract and 40 mg of ginkgo extract. Its current label entered the NIH Dietary Supplement Label Database on August 23, 2020.

What is in X-R Shield?

Each row as the label prints it, per serving of 3 vegetarian capsules. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

X-R Shield: Supplement Facts rows against the market (DSLD label 232485, January 2026 release)
IngredientAmount% DVAmong products listing it
organic Spirulina powderas Phycocyaninorganic Spirulina powder (Form: providing Phycocyanin) Genus: Spirulina1,335 mgBlue-Green Algae in X-R Shield against 709 products1,335 mg per serving; the middle half of products list 100 mg to 1,000 mg, the median 500 mg.1,335 mg

Higher than 84% of 709 products listing blue-green algae (median 500 mg). Per day at the most servings: 4,005 mg.

Lemon Balm extract200 mgLemon balm in X-R Shield against 475 products200 mg per serving; the middle half of products list 50 mg to 200 mg, the median 100 mg.200 mg

Higher than 69% of 475 products listing lemon balm (median 100 mg). Per day at the most servings: 600 mg.

Ginkgo extractas Ginkgo Flavone Glycosides, Ginkgolic Acid, Total Terpene LactonesGinkgo extract (Form: std. to 24% Ginkgo Flavone Glycosides, 6% Total Terpene Lactones, less than 1 ppm Ginkgolic Acid) PlantPart: leaf Genus: Ginkgo40 mgGinkgo in X-R Shield against 1,339 products40 mg per serving; the middle half of products list 30 mg to 120 mg, the median 60 mg.40 mg

68% of 1,339 products listing ginkgo give more (median 60 mg). Per day at the most servings: 120 mg.

Source: NIH ODS Dietary Supplement Label Database, label 232485 (entered August 23, 2020), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

The NIH database records 1 to 3 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

The products whose ingredient lists overlap most with X-R Shield's, rare ingredients counting for more.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Read the entire label and follow the directions carefully prior to use. Directions: Take three (3) capsules one to three times daily with food, or as recommended by a healthcare practitioner. Suggested duration of use: start at least 5 days prior to a diagnostic protocol and continue taking until the bottle is complete.
Warnings
Caution: If you are taking anticoagulant or antiplatelet medications, or have a bleeding disorder, consult your healthcare provider before taking this product.
Warnings: Keep out of reach of children.
Do not exceed recommended dose. Do not purchase it outer seal is broken or damaged.
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.
To report a serious adverse event or obtain product information, contact 1-866-280-2852.
Allergens and what it does not contain
Non GMO LE Certified
Storage
Store tightly closed in a cool, dry place.

Source: label statements in DSLD label 232485.

What else is on the label?

Other ingredients: Vegetable Cellulose, Rice Extract Blend, Maltodextrin, Silica.

How many labels does X-R Shield have?

8 labels are on file under this name since May 22, 2016: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 232485 (current) Entered August 23, 2020 · on the market · 90 vegetarian capsules · UPC 7 37870 19193 3
  2. Label 232481 Entered August 23, 2020 · on the market · 90 vegetarian capsules · UPC 7 37870 19190 2
  3. Label 232096 Entered August 23, 2020 · off the market July 14, 2020 · 90 vegetarian capsules · UPC 7 37870 19193 3
  4. Label 232094 Entered August 23, 2020 · off the market July 14, 2020 · 90 vegetarian capsules · UPC 7 37870 19190 2
  5. Label 210710 Entered December 22, 2019 · off the market July 14, 2020 · 90 vegetarian capsules · UPC 7 37870 19190 2
  6. Label 210702 Entered December 22, 2019 · off the market July 14, 2020 · 90 vegetarian capsules · UPC 7 37870 19193 3
  7. Label 59677 Entered May 22, 2016 · off the market April 11, 2019 · 90 vegetarian capsules · UPC 7 37870 19190 2
  8. Label 59673 Entered May 22, 2016 · off the market December 19, 2018 · 90 vegetarian capsules · UPC 7 37870 19193 3

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Quality Supplements and Vitamins, Inc. (distributor), Ft. Lauderdale, FL. All Life Extension products.

Where next?