PlainVitamins

Redwood

by UMZU · capsule · 180 capsules

  • On the market (NIH)
  • UPC 8 50015 51400 5
  • DSLD label 309627
  • Serving 3 capsules
  • 60 servings

Redwood by UMZU lists 6 ingredients, 6 with an amount per serving of 3 capsules, such as 1,000 mg of vitamin C, 300 mg of garlic, powder, 250 mg of horse chestnut seed extract and 125 mg of casein hydrolysate. Its current label entered the NIH Dietary Supplement Label Database on May 23, 2024.

What is in Redwood?

Each row as the label prints it, per serving of 3 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).

Redwood: Supplement Facts rows against the market (DSLD label 309627, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbic Acid1,000 mg1,111%Vitamin C in Redwood against 18,583 products1,000 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg1,000 mg

Higher than 91% of 18,583 products listing vitamin C (median 100 mg). Per day at the most servings: 2,000 mg.

Garlic, Powderodorless300 mgGarlic in Redwood against 1,075 products300 mg per serving; the middle half of products list 50 mg to 500 mg, the median 200 mg.300 mg

Higher than 59% of 1,075 products listing garlic (median 200 mg). Per day at the most servings: 600 mg.

Horse Chestnut Seed Extract250 mgHorse Chestnut in Redwood against 183 products250 mg per serving; the middle half of products list 100 mg to 300 mg, the median 250 mg.250 mg

41% of 183 products listing horse chestnut give more (median 250 mg). Per day at the most servings: 500 mg.

Casein Hydrolysateas IPP, Lactotripeptide VPD125 mg
Pine Bark Extractas Pinus pinaster Bark Extract100 mgPine in Redwood against 220 products100 mg per serving; the middle half of products list 25 mg to 180 mg, the median 83 mg.100 mg

Higher than 51% of 220 products listing pine (median 83 mg). Per day at the most servings: 200 mg.

L-Leucine75 mgLeucine in Redwood against 2,056 products0.075 g per serving; the middle half of products list 1 g to 3.5 g, the median 2.5 g.0.075 g

94% of 2,056 products listing leucine give more (median 2.5 g). Per day at the most servings: 0.15 g.

Source: NIH ODS Dietary Supplement Label Database, label 309627 (entered May 23, 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?

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 vitamin C is higher than 91% of the 18,583 vitamin C products that print an amount; 445 list more.
  • 94% of the 2,056 products that print an amount of leucine list more than its 0.075 g of L-leucine (filed by NIH under leucine) (median 2.5 g).

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.

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
Take 3 capsules 2 times a day with meals. 3 capsules 2x daily with meals
Warnings
Warning: Not for use by persons under 18 years old. Keep out of the reach of children.
Consult a healthcare professional prior to use if you are taking any medications or have any medical conditions. Do not use if pregnant or nursing.
Do not use if safety seal is damaged or missing.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 309627.

What else is on the label?

Other ingredients: Rice, Powder, Gelatin, Water, Purified.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): T Thermo Approved.

How many labels does Redwood have?

2 labels are on file under this name since March 25, 2021: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 309627 (current) Entered May 23, 2024 · on the market · 180 capsules · UPC 8 50015 51400 5
  2. Label 246795 Entered March 25, 2021 · off the market March 9, 2023 · 180 capsules

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

Who makes it?

The label names UMZU, LLC (manufacturer), Boulder, CO. All UMZU products.

Where next?