PlainVitamins

Stem Boost-R

by LifeSeasons · capsule · 120 vegetarian capsules

  • Off the market since March 2023 (NIH)
  • UPC 8 53760 00265 0
  • DSLD label 247969
  • Serving 4 capsules
  • 30 servings

Stem Boost-R by LifeSeasons lists 7 ingredients, 7 with an amount per serving of 4 capsules, such as 50 mcg (2,000 IU) of vitamin D3, 600 mg of spirulina algae, 500 mg of blueberry fruit extract and 333 mg of royal jelly. Its current label entered the NIH Dietary Supplement Label Database on July 27, 2021.

What is in Stem Boost-R?

Each row as the label prints it, per serving of 4 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).

Stem Boost-R: Supplement Facts rows against the market (DSLD label 247969, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin D3as CholecalciferolVitamin D3 (Alt. Name: Cholecalciferol) Note: 2,000 IU50 mcg (2,000 IU)250%*Vitamin D in Stem Boost-R against 14,175 products50 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg50 mcg

Higher than 81% of 14,175 products listing vitamin D (median 15 mcg).

Spirulina algae600 mgBlue-Green Algae in Stem Boost-R against 709 products600 mg per serving; the middle half of products list 100 mg to 1,000 mg, the median 500 mg.600 mg

Higher than 62% of 709 products listing blue-green algae (median 500 mg).

Blueberry fruit extract500 mgBlueberry in Stem Boost-R against 378 products500 mg per serving; the middle half of products list 50 mg to 300 mg, the median 100 mg.500 mg

Higher than 83% of 378 products listing blueberry (median 100 mg).

Royal Jelly333 mgRoyal Jelly in Stem Boost-R against 242 products333 mg per serving; the middle half of products list 20 mg to 472.5 mg, the median 100 mg.333 mg

Higher than 71% of 242 products listing royal jelly (median 100 mg).

Brown Seaweed Extractas Undaria pinnatifida, Laminaria japonica200 mgBladderwrack in Stem Boost-R against 188 products200 mg per serving; the middle half of products list 50 mg to 500 mg, the median 77.5 mg.200 mg

Higher than 61% of 188 products listing bladderwrack (median 77.5 mg).

Green Tea leaf extractas Caffeine, EGCG, Polyphenols100 mgGreen Tea in Stem Boost-R against 2,595 products100 mg per serving; the middle half of products list 50 mg to 250 mg, the median 100 mg.100 mg

46% of 2,595 products listing green tea give more (median 100 mg).

L-Carnosine50 mgCarnosine in Stem Boost-R against 154 products50 mg per serving; the middle half of products list 50 mg to 500 mg, the median 100 mg.50 mg

67% of 154 products listing carnosine give more (median 100 mg).

* % Daily Value computed from the printed amount and the FDA Daily Value (21 CFR 101.9); the label prints none for that row.

Source: NIH ODS Dietary Supplement Label Database, label 247969 (entered July 27, 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 one serving 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 Stem Boost-R'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
Suggested use: Take 4 capsules in the morning with food daily. (Or take 2 capsules each with breakfast and lunch daily.)
Warnings
Caution: As with any dietary supplement, do not take without first consulting your healthcare practitioner, especially if you are pregnant, nursing, or are under medical supervision for any reason.
Keep out of reach of children.
Allergens and what it does not contain
Made without artificial colors, preservatives, yeast, eggs, fish, shellfish, peanuts, tree nuts, wheat, soy, milk, gluten, and magnesium stearate.

Source: label statements in DSLD label 247969.

What else is on the label?

Other ingredients: Rice Bran, Hypromellose, Silica.

How many labels does Stem Boost-R have?

One label is on file, entered on July 27, 2021.

  1. Label 247969 (current) Entered July 27, 2021 · off the market March 13, 2023 · 120 vegetarian capsules · UPC 8 53760 00265 0

DSLD also links this label to: Stem Boost-R (image difference, same product).

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

Who makes it?

The label names LifeSeasons (manufacturer), Springville, UT. All LifeSeasons products.

Where next?