PlainVitamins

Mastica

by Allergy Research Group · capsule · 60 vegetarian capsules

  • On the market (NIH)
  • UPC 7 13947 73670 2
  • DSLD label 258466
  • Serving 1 to 2 capsules; amounts per 2 capsules
  • 30 servings

Mastica by Allergy Research Group lists one ingredient: 1 g of pistacia lentiscus var. chia per serving of 2 capsules. Its current label entered the NIH Dietary Supplement Label Database on December 18, 2021.

What is in Mastica?

Each row as the label prints it, per serving of 2 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).

Mastica: Supplement Facts rows against the market (DSLD label 258466, January 2026 release)
IngredientAmount% DVAmong products listing it
Pistacia lentiscus var. Chia1 gMastic in Mastica against 41 products1,000 mg per serving; the middle half of products list 100 mg to 1,000 mg, the median 350 mg.1,000 mg

Higher than 56% of 41 products listing mastic (median 350 mg). Per day at the most servings: 2,000 mg.

Source: NIH ODS Dietary Supplement Label Database, label 258466 (entered December 18, 2021), 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 2 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?

6 products list the very same ingredients; the nearest amounts come first.

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
Suggested Use As a dietary supplement, 1 or 2 capsules daily between meals, or as directed by a healthcare practitioner.
Storage
Keep in cool, dry place, tightly capped.

Source: label statements in DSLD label 258466.

What else is on the label?

Other ingredients: Hydroxypropyl Methylcellulose, Microcrystalline Cellulose, Magnesium Stearate, Silicon Dioxide.

How many labels does Mastica have?

9 labels are on file under this name since April 25, 2013: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 258466 (current) Entered December 18, 2021 · on the market · 60 vegetarian capsules · UPC 7 13947 73670 2
  2. Label 258262 Entered October 22, 2021 · on the market · 240 vegetarian capsules · UPC 7 13947 77370 7
  3. Label 258260 Entered October 22, 2021 · on the market · 120 vegetarian capsules · UPC 7 13947 73660 3
  4. Label 233313 Entered August 23, 2020 · off the market August 2, 2021 · 240 vegetarian capsules · UPC 7 13947 77370 7
  5. Label 233256 Entered August 23, 2020 · off the market August 2, 2021 · 120 vegetarian capsules · UPC 7 13947 73660 3
  6. Label 208099 Entered October 23, 2019 · off the market August 4, 2020 · 240 vegetarian capsules · UPC 7 13947 77370 7
  7. Label 183468 Entered November 21, 2018 · off the market August 4, 2020 · 120 vegetarian capsules · UPC 7 13947 73660 3
  8. Label 54476 Entered December 23, 2015 · off the market July 19, 2018 · 120 vegetarian capsules · UPC 7 13947 73660 3
  9. Label 20461 Entered April 25, 2013 · off the market November 19, 2015 · 120 vegetarian capsules · UPC 7 13947 73660 3

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

Who makes it?

The label names Allergy Research Group (distributor), South Salt Lake, UT. All Allergy Research Group products.

Where next?