PlainVitamins

SR Stamina

by Iagen Professional · capsule · 120 capsules

  • On the market (NIH)
  • UPC 8 52980 00145 0
  • DSLD label 230507
  • Serving 2 capsules; amounts per 4 capsules
  • 30 servings

SR Stamina by Iagen Professional lists 12 ingredients, 12 with an amount per serving of 4 capsules, such as 500 mg of maca, 400 mg of eleuthero extract, 300 mg of cordyceps and 300 mg of turmeric. Its current label entered the NIH Dietary Supplement Label Database on August 23, 2020.

What is in SR Stamina?

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).

SR Stamina: Supplement Facts rows against the market (DSLD label 230507, January 2026 release)
IngredientAmount% DVAmong products listing it
Maca500 mgMaca in SR Stamina against 728 products500 mg per serving; the middle half of products list 118.13 mg to 600 mg, the median 250 mg.500 mg

Higher than 63% of 728 products listing maca (median 250 mg). Per day at the most servings: 1,000 mg.

Eleuthero extract400 mgEleuthero in SR Stamina against 726 products400 mg per serving; the middle half of products list 50 mg to 200 mg, the median 100 mg.400 mg

Higher than 88% of 726 products listing eleuthero (median 100 mg). Per day at the most servings: 800 mg.

Cordyceps300 mgCordyceps in SR Stamina against 450 products300 mg per serving; the middle half of products list 100 mg to 600 mg, the median 250 mg.300 mg

Higher than 54% of 450 products listing cordyceps (median 250 mg). Per day at the most servings: 600 mg.

Turmericas CurcuminoidsTurmeric (Form: 95% Curcuminoids) PlantPart: rhizome Genus: Curcuma Species: longa300 mgTurmeric in SR Stamina against 2,369 products300 mg per serving; the middle half of products list 50 mg to 500 mg, the median 150 mg.300 mg

Higher than 62% of 2,369 products listing turmeric (median 150 mg). Per day at the most servings: 600 mg.

Panax ginsengas GinsenosidesPanax ginseng (Form: 30% Ginsenosides) PlantPart: root/rhizome Genus: Panax Species: ginseng200 mgOriental Ginseng in SR Stamina against 706 products200 mg per serving; the middle half of products list 30 mg to 200 mg, the median 90 mg.200 mg

Higher than 69% of 706 products listing oriental ginseng (median 90 mg). Per day at the most servings: 400 mg.

Rhodiolaas RosavinsRhodiola (Form: 3.5% Rosavins) Genus: Rhodiola Species: rosea200 mgRhodiola in SR Stamina against 945 products200 mg per serving; the middle half of products list 50 mg to 250 mg, the median 100 mg.200 mg

Higher than 63% of 945 products listing rhodiola (median 100 mg). Per day at the most servings: 400 mg.

Ashwagandhaas WithanolidesAshwagandha (Form: 1.5% Withanolides) Genus: Withania Species: somnifera100 mgAshwagandha in SR Stamina against 1,646 products100 mg per serving; the middle half of products list 125 mg to 500 mg, the median 250 mg.100 mg

79% of 1,646 products listing ashwagandha give more (median 250 mg). Per day at the most servings: 200 mg.

Green Teaas PolyphenolsGreen Tea (Form: 98% Polyphenols) Genus: Camellia Species: sinensis100 mgGreen Tea in SR Stamina 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). Per day at the most servings: 200 mg.

Peppermint50 mgPeppermint in SR Stamina against 278 products50 mg per serving; the middle half of products list 20 mg to 207.5 mg, the median 50 mg.50 mg

46% of 278 products listing peppermint give more (median 50 mg). Per day at the most servings: 100 mg.

Gingeras GingerolsGinger (Form: 5% Gingerols) PlantPart: root Genus: Zingiber Species: officianale50 mgGinger in SR Stamina against 1,770 products50 mg per serving; the middle half of products list 25 mg to 150 mg, the median 60 mg.50 mg

51% of 1,770 products listing ginger give more (median 60 mg). Per day at the most servings: 100 mg.

Cola Nut50 mgCola in SR Stamina against 39 products50 mg per serving; the middle half of products list 75 mg to 212.5 mg, the median 175 mg.50 mg

79% of 39 products listing cola give more (median 175 mg). Per day at the most servings: 100 mg.

Ginkgoas Flavone GlycosidesGinkgo (Form: 24% Flavone Glycosides) PlantPart: leaf Genus: Ginkgo Species: biloba40 mgGinkgo in SR Stamina 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: 80 mg.

Source: NIH ODS Dietary Supplement Label Database, label 230507 (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 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?

The products whose ingredient lists overlap most with SR Stamina'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 2 capsules, 2 times per day with meals or as directed by your healthcare professional.
Warnings
Read first: Children, women who are pregnant or nursing, and those being treated for a medical condition should consult a healthcare professional before using any dietary supplement.

Source: label statements in DSLD label 230507.

What else is on the label?

Other ingredients: Cellulose Ethers, Microcrystalline Cellulose, Vegetable Stearate.

How many labels does SR Stamina have?

One label is on file, entered on August 23, 2020.

  1. Label 230507 (current) Entered August 23, 2020 · on the market · 120 capsules · UPC 8 52980 00145 0

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

Who makes it?

The label names Iagen Professional (manufacturer). All Iagen Professional products.

Where next?