Extra Strength Schizandra (Wu Wuei Zi) 10:1 Extract Powder
by TerraVita Premium Collection · powder · 4 ounces
- On the market (NIH)
- UPC 0 64435 14251 3
- DSLD label 289282
- Serving 0.25 tsp (1/4 teaspoon)
- 28 servings
Extra Strength Schizandra (Wu Wuei Zi) 10:1 Extract Powder by TerraVita Premium Collection lists one ingredient: 1,000 mg of schisandra extract, powder per serving of 0.25 tsp. Its current label entered the NIH Dietary Supplement Label Database on April 21, 2023.
What is in Extra Strength Schizandra (Wu Wuei Zi) 10:1 Extract Powder?
Each row as the label prints it, per serving of 0.25 tsp. 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).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Schisandra Extract, PowderExtra strength, 10:1 | 1,000 mg | Higher than 93% of 460 products listing schisandra (median 108.75 mg). Per day at the most servings: 3,000 mg. |
Source: NIH ODS Dietary Supplement Label Database, label 289282 (entered April 21, 2023), 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?
The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:
- Its 1,000 mg of schisandra is higher than 93% of the 460 schisandra products that print an amount; 16 list more.
The NIH database records 3 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.
- Schisandra Extract 500 mgVital Nutrients · off the market same ingredients
- 100% Organic Freeze-Dried Schizandra PowderHealth Ranger Select same ingredients
- Organic Schisandra ExtractMicro Ingredients same ingredients
- Changbai Mountain SchizandraMy Cup of Tee same ingredients
- SchizandraRon Teeguarden's Dragon Herbs My Cup of Tee same ingredients
- Schisandra Berry (Wu Wei Zi) PowderTerraVita Premium Collection same ingredients
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 Stir 1/4 of a teaspoon into a glass of water and consume 3 times daily, with meals.
Source: label statements in DSLD label 289282.
How many labels does Extra Strength Schizandra (Wu Wuei Zi) 10:1 Extract Powder have?
2 labels are on file under this name since March 22, 2023: other sizes, label designs and reformulations. The current one leads this page.
- Label 289282 (current) Entered April 21, 2023 · on the market · 4 ounces · UPC 0 64435 14251 3
- Label 289104 Entered March 22, 2023 · on the market · 1 oz · UPC 0 64435 14252 0
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names TerraVita Fine Whole Herbs (manufacturer), Brampton, Ontario, Canada. All TerraVita Premium Collection products.