Brand
21st Century supplements
21st Century has 338 products in the NIH Dietary Supplement Label Database (798 labels), 254 of them on the market at its January 2026 release; its labels most often list calcium, vitamin D, vitamin C. It ranks 49 of 5,741 brands by products on file.
- Products on file
- 338798 labels, sizes and designs counted
- On the market
- 25475% of its products
- Labels disclosing no amount
- 1products whose label gives no amount per ingredient
- On file since
- 2012newest label July 24, 2025
What do 21st Century labels contain?
The ingredients its products list most, with its median amount per serving against the median of every product listing the same ingredient.
| Ingredient | Its products | Its median | Market median |
|---|---|---|---|
| Calcium | 160 | 166 mg | 115 mg |
| Vitamin D | 92 | 12.5 mcg | 15 mcg |
| Vitamin C | 88 | 120 mg | 100 mg |
| Zinc | 68 | 15 mg | 11 mg |
| Vitamin B6 | 58 | 5 mg | 6 mg |
| Niacin | 57 | 20 mg | 20 mg |
| Vitamin B12 | 56 | 21.5 mcg | 36 mcg |
| Riboflavin | 51 | 2.13 mg | 4 mg |
| Thiamin | 51 | 2.4 mg | 5 mg |
| Copper | 47 | 1.6 mg | 1 mg |
Source: Supplement Facts rows of 21st Century's current labels and of every product's, NIH ODS Dietary Supplement Label Database version 9.4.0.
Every 21st Century product
On-market products first, A to Z (page 3 of 7).
Every product with what it contains: part 1 · part 2.
- E 450 mg (1000 IU)on the market2019
- E 90 mg (200 IU)on the market2019
- E-200on the market2012
- E-400on the market · 4 labels2012
- Echinacea Complex 250 mgon the market · 2 labels2019
- Estro Supporton the market · 2 labels2015
- Estro Support ESon the market · 3 labels2019
- Estro Support Max + Energyon the market2019
- Evening Primrose Oilon the market · 3 labels2024
- Extra Strength Hair, Skin & Nailson the market · 3 labels2025
- Fenugreek 610 mgon the market · 2 labels2021
- Fish Oil 1000 mgon the market · 12 labels2019
- Fish Oil 1200 mgon the market · 8 labels2025
- Flaxseed Oil 1000 mgon the market · 7 labels2019
- Folic Acid 400 mcgon the market · 2 labels2019
- Folic Acid 800 mcgon the market · 3 labels2020
- Garlic Extracton the market · 2 labels2019
- Gelatin 600 mgon the market · 2 labels2019
- Gingko Biloba Extracton the market · 3 labels2021
- Ginseng Extracton the market · 2 labels2019
- Glucosamine & Chondroitin plus Hyaluronic Acid + MSMon the market · 2 labels2019
- Glucosamine 1500 mg Chondroitin 1200 mg Raspberry Flavored Liquidon the market · 2 labels2019
- Glucosamine 250 mg Chondroitin 200 mgon the market · 6 labels2019
- Glucosamine 500 mg Chondroitin 400 mgon the market · 15 labels2021
- Glucosamine 750 mg Chondroitin 600 mgon the market · 8 labels2024
- Glucosamine Chondroitin Advanced plus 1500 mg MSMon the market2019
- Glucosamine Chondroitin Complex plus MSMon the market · 6 labels2023
- Glucosamine Chondroitin Complex plus MSM Advanced Triple Strengthon the market · 2 labels2019
- Glucosamine Daily Complexon the market · 3 labels2019
- Glucosamine Relief 1000 mgon the market · 8 labels2021
- Glucosamine Relief 500 mgon the market · 3 labels2019
- Grape Seed Extracton the market · 4 labels2021
- Green Tea Extracton the market · 2 labels2019
- Gummi Yummi Smart Kids Omega-3on the market2012
- Gummi Yummi Sour Citruson the market2013
- Gummi Yummi Sour Fruit Flavoredon the market2013
- Hair, Skin & Nailson the market · 3 labels2019
- Healthy Eyeson the market · 2 labels2012
- Healthy Eyes Extraon the market · 2 labels2023
- Healthy Eyes Lutein & Zeaxanthinon the market · 2 labels2021
- Healthy Eyes Lutein and Antioxidantson the market2021
- Healthy Eyes Super Visionon the market2012
- Healthy Eyes SuperVisionon the market · 2 labels2019
- Healthy Eyes SuperVision2on the market · 3 labels2025
- Highly Absorbable Calcium Citrateon the market2012
- Highly Absorbable Calcium Citrate +D 20% Freeon the market · 2 labels2012
- Highly Absorbable Calcium Citrate +D Bonus Sizeon the market2012
- Highly Absorbable Calcium Citrate +D Value Sizeon the market2012
- Horse Chestnut Extracton the market2019
- ImmuBlast C Raspberry Burst Flavoron the market · 2 labels2022
What kinds of products does 21st Century make?
21st Century products by DSLD product type
When did its products enter the database, and which are still sold?
| Year | On the market | Off the market |
|---|---|---|
| 2012 | 48 | 36 |
| 2013 | 5 | 8 |
| 2015 | 13 | 16 |
| 2016 | 0 | 7 |
| 2018 | 0 | 1 |
| 2019 | 67 | 5 |
| 2020 | 1 | 9 |
| 2021 | 33 | 0 |
| 2022 | 20 | 0 |
| 2023 | 16 | 1 |
| 2024 | 9 | 0 |
| 2025 | 42 | 1 |
Source: NIH Dietary Supplement Label Database label entry dates and market events, version 9.4.0.
Who is behind it?
Its labels most often name 21st Century HealthCare, Inc. (manufacturer), Tempe, AZ, on 298 products.
Where next?
How to read a brand's figures, and what labels cannot tell you about a brand: comparing supplement brands by their labels. Label data, not medical advice.