Brand
Source Naturals supplements
Source Naturals has 671 products in the NIH Dietary Supplement Label Database (1,780 labels), 628 of them on the market at its January 2026 release; its labels most often list calcium, vitamin C, magnesium. It ranks 16 of 5,741 brands by products on file.
- Products on file
- 6711,780 labels, sizes and designs counted
- On the market
- 62894% of its products
- Labels disclosing no amount
- 6products whose label gives no amount per ingredient
- On file since
- 2011newest label August 22, 2025
What do Source Naturals 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 | 202 | 65.5 mg | 115 mg |
| Vitamin C | 106 | 250 mg | 100 mg |
| Magnesium | 84 | 126.5 mg | 86 mg |
| Vitamin B6 | 77 | 25 mg | 6 mg |
| Vitamin B12 | 66 | 149.5 mcg | 36 mcg |
| Zinc | 59 | 15 mg | 11 mg |
| Vitamin D | 54 | 10 mcg | 15 mcg |
| Niacin | 53 | 50 mg | 20 mg |
| Pantothenic Acid (Vitamin B5) | 47 | 52 mg | 12 mg |
| Thiamin | 45 | 50 mg | 5 mg |
Source: Supplement Facts rows of Source Naturals's current labels and of every product's, NIH ODS Dietary Supplement Label Database version 9.4.0.
Every Source Naturals product
On-market products first, A to Z (page 7 of 14).
Every product with what it contains: part 1 · part 2 · part 3.
- L-Arginine L-Citrulline Complexon the market · 2 labels2023
- L-Arginine L-Citrulline Complex 1,000 mgon the market · 4 labels2023
- L-Aspartic Acid Powderon the market · 2 labels2023
- L-Carnitine 250 mgon the market · 3 labels2022
- L-Carnitine 500 mgon the market2017
- L-Carnosine 500 mgon the market · 3 labels2023
- L-Citrullineon the market · 3 labels2017
- L-Citrulline 1,000 mgon the market · 2 labels2022
- L-Citrulline 500 mgon the market2023
- L-Cysteine Powderon the market2022
- L-Glutamineon the market · 5 labels2023
- L-Glutamine 500 mgon the market · 4 labels2023
- L-Leucineon the market2017
- L-Leucine 500 mgon the market · 3 labels2023
- L-Lysine 1,000 mgon the market · 5 labels2023
- L-Lysine 500 mgon the market · 5 labels2023
- L-Lysine Powderon the market · 2 labels2023
- L-Methionineon the market · 2 labels2023
- L-Ornithine 667 mgon the market2023
- L-Ornithine Powderon the market2022
- L-Phenylalanine 500 mgon the market2022
- L-Proline L-Lysine 275 mg / 275 mgon the market2023
- L-Proline Powderon the market · 3 labels2023
- L-Theanine 200 mgon the market · 2 labels2023
- L-Tryptophanon the market · 2 labels2017
- L-Tryptophan 1,000 mgon the market2022
- L-Tryptophan 500 mgon the market · 11 labels2023
- L-Tyrosine 500 mgon the market · 4 labels2023
- L-Tyrosine Powderon the market2022
- Lactase Digeston the market2022
- Lecithin 1,200 mgon the market2022
- Life Force Green Multipleon the market2022
- Life Force Multipleon the market · 17 labels2023
- Life Force Multiple No Ironon the market2022
- Liver Guardon the market · 3 labels2023
- Lustreon the market2023
- Lutein 20 mgon the market2022
- Lutein 6 mg with FloraGLOon the market2022
- Macaon the market2023
- Magnesium Ascorbateon the market2022
- Magnesium Ascorbate 1000 mgon the market · 2 labels2023
- Magnesium Bis-Glycinateon the market · 2 labels2023
- Magnesium Chelate Complex 100 mgon the market · 2 labels2023
- Magnesium Citrate 133 mgon the market · 4 labels2023
- Magnesium Malateon the market · 5 labels2023
- Magnesium Malate 3,750 mgon the market · 2 labels2023
- Magnesium Malate 625 mgon the market2019
- Magnesium Serene Tangerine & Fruit Medleyon the market2023
- Magtein Magnesium L-Threonate 667 mgon the market · 3 labels2023
- Male Nitroon the market · 3 labels2023
What kinds of products does Source Naturals make?
Source Naturals products by DSLD product type
When did its products enter the database, and which are still sold?
| Year | On the market | Off the market |
|---|---|---|
| 2011 | 4 | 6 |
| 2012 | 0 | 1 |
| 2013 | 2 | 4 |
| 2017 | 80 | 17 |
| 2018 | 28 | 2 |
| 2019 | 31 | 2 |
| 2020 | 70 | 1 |
| 2022 | 165 | 7 |
| 2023 | 244 | 3 |
| 2024 | 1 | 0 |
| 2025 | 3 | 0 |
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 Source Naturals, Inc. (manufacturer), Santa Cruz, CA, on 665 products.
Seals its labels print: USDA Organic seal (7). A seal is the label's claim; the certifier's own list confirms it.
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.