PlainVitamins

Respiratory Support

by Dr. Mercola · capsule · 60 capsules

  • On the market (NIH)
  • UPC 8 10487 03982 6
  • DSLD label 308864
  • Serving 2 capsules
  • 30 servings

Respiratory Support by Dr. Mercola lists 4 ingredients, 4 with an amount per serving of 2 capsules, such as 500 mg of horehound whole plant extract, 200 mg of marshmallow root extract, 200 mg of elecampane root extract and 50 mg of ivy leaf extract. Its current label entered the NIH Dietary Supplement Label Database on March 22, 2024.

What is in Respiratory Support?

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).

Respiratory Support: Supplement Facts rows against the market (DSLD label 308864, January 2026 release)
IngredientAmount% DVAmong products listing it
Horehound Whole Plant ExtractOrganic500 mg
Marshmallow Root ExtractOrganic200 mgMarshmallow in Respiratory Support against 290 products200 mg per serving; the middle half of products list 50 mg to 224 mg, the median 100 mg.200 mg

Higher than 67% of 290 products listing marshmallow (median 100 mg).

Elecampane Root Extract200 mgElecampane in Respiratory Support against 33 products200 mg per serving; the middle half of products list 100 mg to 1,000 mg, the median 450 mg.200 mg

58% of 33 products listing elecampane give more (median 450 mg).

Ivy Leaf ExtractOrganic50 mgEnglish Ivy in Respiratory Support against 57 products50 mg per serving; the middle half of products list 22 mg to 100 mg, the median 50 mg.50 mg

46% of 57 products listing english ivy give more (median 50 mg).

Source: NIH ODS Dietary Supplement Label Database, label 308864 (entered March 22, 2024), version 9.4.0. See the label on DSLD or its label image (PDF). 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 Respiratory Support'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: Adults, as a dietary supplement, take two (2) capsules daily.
Warnings
Keep out of reach of children.
Do not use if safety seal is broken.
If you are nursing, pregnant, taking medication or have a medical condition, consult your physician before taking this product.

Source: label statements in DSLD label 308864.

What else is on the label?

Other ingredients: Hydroxypropyl Methylcellulose, Rice Maltodextrin, Guar Gum, Gum Acacia, Agave Fiber, Rice, Agave Syrup.

How many labels does Respiratory Support have?

One label is on file, entered on March 22, 2024.

  1. Label 308864 (current) Entered March 22, 2024 · on the market · 60 capsules · UPC 8 10487 03982 6

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

Who makes it?

The label names NHP (distributor), Cape Coral, FL. All Dr. Mercola products.

Where next?