PlainVitamins

Mood Boost

by Signature Supplements · capsule · 100 capsules

  • On the market (NIH)
  • DSLD label 338848
  • Serving 2 capsules
  • 50 servings

Mood Boost by Signature Supplements lists 8 ingredients, 8 with an amount per serving of 2 capsules, such as 200 mg of St. John's wort, 125 mg of L-theanine, 110 mg of rhodiola rosea and 100 mg of L-tyrosine. Its current label entered the NIH Dietary Supplement Label Database on September 25, 2025.

What is in Mood Boost?

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).

Mood Boost: Supplement Facts rows against the market (DSLD label 338848, January 2026 release)
IngredientAmount% DVAmong products listing it
St. John's Wortas Hypericum perforatum200 mgSt. John's Wort in Mood Boost against 338 products200 mg per serving; the middle half of products list 250 mg to 450 mg, the median 300 mg.200 mg

76% of 338 products listing St. John's wort give more (median 300 mg).

L-Theanine125 mgTheanine in Mood Boost against 1,602 products125 mg per serving; the middle half of products list 90 mg to 200 mg, the median 100 mg.125 mg

Higher than 54% of 1,602 products listing theanine (median 100 mg).

Rhodiola rosea110 mgRhodiola in Mood Boost against 945 products110 mg per serving; the middle half of products list 50 mg to 250 mg, the median 100 mg.110 mg

Higher than 51% of 945 products listing rhodiola (median 100 mg).

L-Tyrosine100 mgTyrosine in Mood Boost against 1,680 products100 mg per serving; the middle half of products list 150 mg to 989 mg, the median 500 mg.100 mg

78% of 1,680 products listing tyrosine give more (median 500 mg).

5-Hydroxytryptophan75 mg5-HTP in Mood Boost against 676 products75 mg per serving; the middle half of products list 50 mg to 100 mg, the median 100 mg.75 mg

51% of 676 products listing 5-HTP give more (median 100 mg).

Gamma-Aminobutyric Acid75 mgGABA in Mood Boost against 744 products75 mg per serving; the middle half of products list 80 mg to 400 mg, the median 100 mg.75 mg

75% of 744 products listing GABA give more (median 100 mg).

Passionfloweras Passiflora incarnata75 mgPassionflower in Mood Boost against 562 products75 mg per serving; the middle half of products list 40 mg to 200 mg, the median 100 mg.75 mg

56% of 562 products listing passionflower give more (median 100 mg).

Gynostemma pentaphyllumjiagolan75 mgJiaogulan in Mood Boost against 67 products75 mg per serving; the middle half of products list 100 mg to 550 mg, the median 250 mg.75 mg

82% of 67 products listing jiaogulan give more (median 250 mg).

Source: NIH ODS Dietary Supplement Label Database, label 338848 (entered September 25, 2025), 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 Mood Boost'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
Directions: For adults, take two (2) capsules daily, more if needed.
Warnings
As a reminder, discuss the supplements and medications you take with your health care providers.
Allergens and what it does not contain
No: chemical fillers or binders, artificial coloring, artificial flavor, preservatives, yeast, corn, milk or milk derivatives, lactose, salt, sodium, soy, sugar, gluten, starch or wheat.

Source: label statements in DSLD label 338848.

What else is on the label?

Other ingredients: Cellulose, Diatomaceous Earth.

How many labels does Mood Boost have?

One label is on file, entered on September 25, 2025.

  1. Label 338848 (current) Entered September 25, 2025 · on the market · 100 capsules

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

Who makes it?

The label names Signature Supplements (distributor), San Clemente, CA. All Signature Supplements products.

Where next?