Basic Preventive 4 (Iron and Copper Free)
by Douglas Laboratories · tablet or pill · 180 tablets
- On the market (NIH)
- UPC 3 10539 03848 2
- DSLD label 230375
- Serving 6 tablets
- 30 servings
Basic Preventive 4 (Iron and Copper Free) by Douglas Laboratories lists 29 ingredients, 29 with an amount per serving of 6 tablets, such as 7,500 mcg of vitamin A, 1,200 mg of vitamin C complex, 2.5 mcg (100 IU) of vitamin D3 and 268 mg of vitamin E. Its current label entered the NIH Dietary Supplement Label Database on August 23, 2020.
What is in Basic Preventive 4 (Iron and Copper Free)?
Each row as the label prints it, per serving of 6 tablets. 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 |
|---|---|---|---|
| Vitamin Aas Beta-Carotene, Vitamin A AcetateVitamin A (Form: as Vitamin A Acetate, and as [4,500 mcg] 60% natural Beta Carotene) | 7,500 mcg | 833% | |
| Vitamin C Complexas Ascorbic Acid, Calcium Ascorbate, Magnesium AscorbateVitamin C Complex (Form: as Calcium Ascorbate, Magnesium Aspartate-Ascorbate, Potassium Aspartate-Ascorbate) (Alt. Name: Ascorbic Acid) | 1,200 mg | 1,333% | Higher than 98% of 18,583 products listing vitamin C (median 100 mg). |
| Vitamin D3as CholecalciferolVitamin D3 (Alt. Name: Cholecalciferol) Note: 100 IU | 2.5 mcg (100 IU) | 13% | 92% of 14,175 products listing vitamin D give more (median 15 mcg). |
| Vitamin Eas D-Alpha-Tocopheryl SuccinateVitamin E (Form: as D-Alpha Tocopheryl Succinate) | 268 mg | 1,787% | |
| Vitamin K1 | 60 mcg | 50% | 55% of 4,607 products listing vitamin K give more (median 80 mcg). |
| Thiamineas Thiamine MononitrateThiamine (Form: as Thiamine Mononitrate) | 100 mg | 8,333% | Higher than 94% of 9,830 products listing thiamin (median 5 mg). |
| Riboflavin | 50 mg | 3,846% | Higher than 86% of 9,824 products listing riboflavin (median 4 mg). |
| Niacinas Niacin, NiacinamideNiacin (Form: as Niacinamide, Niacin) | 200 mg | 1,250% | Higher than 95% of 12,413 products listing niacin (median 20 mg). 5.7 times the adult UL a day. |
| Vitamin B6as Pyridoxine HydrochlorideVitamin B6 (Form: as Pyridoxine Hydrochloride) | 50 mg | 2,941% | Higher than 87% of 15,277 products listing vitamin B6 (median 6 mg). |
| Folateas Folic Acid | 1,333 mcg DFE | 333% | |
| Folic Acid | 800 mcg | ||
| Vitamin B12as CyanocobalaminVitamin B12 (Form: as Cyanocobalamin) | 100 mcg | 4,167% | Higher than 61% of 14,425 products listing vitamin B12 (median 36 mcg). |
| Biotin | 300 mcg | 1,000% | Higher than 53% of 9,447 products listing biotin (median 200 mcg). |
| Pantothenic Acidas D-Calcium PantothenatePantothenic Acid (Form: as D-Calcium Pantothenate) | 400 mg | 8,000% | Higher than 98% of 10,060 products listing pantothenic acid (vitamin B5) (median 12 mg). |
| Cholineas Choline BitartrateCholine (Form: as Choline Bitartrate) | 150 mg | 27% | Higher than 83% of 4,738 products listing choline (median 40 mg). |
| Calciumas Calcium Ascorbate, Calcium Carbonate, Calcium CitrateCalcium Complex (Form: as Calcium Citrate, Calcium Ascorbate, Calcium Carbonate) | 500 mg | 38% | Higher than 85% of 17,831 products listing calcium (median 115 mg). |
| Iodineas KelpIodine (Form: from Kelp) | 150 mcg | 100% | 15% of 6,382 products listing iodine give more (median 150 mcg). |
| Magnesium Complexas Magnesium Amino Acid Chelate, Magnesium Aspartate-Ascorbate, Magnesium OxideMagnesium Complex (Form: as Magnesium Aspartate-Ascorbate, Magnesium Amino Acid Chelate, Magnesium Oxide) | 500 mg | 119% | The label names the compound (Magnesium Complex); its amount is likely the compound's weight, not the magnesium it holds, so it is not placed among other products. |
| Zincas Zinc Amino Acid ChelateZinc (Form: as Zinc Amino Acid Chelate) | 20 mg | 182% | Higher than 79% of 13,186 products listing zinc (median 11 mg). |
| Seleniumas Selenium Amino Acid ChelateSelenium (Form: as Selenium Amino Acid Complex) | 200 mcg | 364% | Higher than 82% of 7,658 products listing selenium (median 55 mcg). |
| Manganeseas Manganese Amino Acid ChelateManganese (Form: as Manganese Amino Acid Chelate) | 20 mg | 870% | Higher than 98% of 7,016 products listing manganese (median 2 mg). 1.8 times the adult UL a day. |
| Chromiumas Chromium PolynicotinateChromium (Form: as Chromium Polynicotinate) | 200 mcg | 571% | Higher than 72% of 7,825 products listing chromium (median 100 mcg). |
| Molybdenumas Molybdenum Amino Acid ChelateMolybdenum (Form: as Molybdenum Amino Acid Chelate) | 150 mcg | 333% | Higher than 93% of 4,390 products listing molybdenum (median 50 mcg). |
| Potassium Complexas Potassium Aspartate-Ascorbate, Potassium ChloridePotassium Complex (Form: as Potassium Aspartate-Ascorbate, Potassium Chloride) | 99 mg | 2% | The label names the compound (Potassium Complex); its amount is likely the compound's weight, not the potassium it holds, so it is not placed among other products. |
| Inositol | 50 mg | Higher than 55% of 4,042 products listing inositol (median 30 mg). | |
| Vanadiumas Vanadyl SulfateVanadium (Form: as Vanadyl Sulfate) | 39 mcg | Higher than 57% of 1,744 products listing vanadium (median 25 mcg). | |
| Boronas Boron Aspartate, Boron CitrateBoron (Form: as Boron Aspartate-Citrate) | 2 mg | Higher than 64% of 3,339 products listing boron (median 1 mg). | |
| Para-Aminobenzoic Acid | 50 mg | Higher than 62% of 1,610 products listing PABA (median 25 mg). | |
| Citrus Bioflavonoid Complex | 100 mg | Higher than 62% of 2,343 products listing flavonoid (median 50 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 230375 (entered August 23, 2020), version 9.4.0. See the label on DSLD. 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 1,200 mg of vitamin C is higher than 98% of the 18,583 vitamin C products that print an amount; 299 list more.
- 92% of the 14,175 products that print an amount of vitamin D list more than its 2.5 mcg (100 IU) of vitamin D (median 15 mcg (600 IU)).
- Its 100 mg of thiamin is higher than 94% of the 9,830 thiamin products that print an amount; 163 list more.
- At 1 serving a day, the most its directions give, the label lists 200 mg of niacin, 5.7 times the adult Tolerable Upper Intake Level.
- Its 400 mg of pantothenic acid (vitamin B5) is higher than 98% of the 10,060 pantothenic acid (vitamin B5) products that print an amount; 211 list more.
- At 1 serving a day, the most its directions give, the label lists 20 mg of manganese, 1.8 times the adult Tolerable Upper Intake Level.
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 Basic Preventive 4 (Iron and Copper Free)'s, rare ingredients counting for more.
- Basic Preventive 5 (Iron Free)Douglas Laboratories 28 shared, 96% alike
- Basic Preventive 5 Plus Extra Vitamin DDouglas Laboratories 27 shared, 93% alike
- Basic Preventive 3 (Plus Iron)Douglas Laboratories · off the market 28 shared, 93% alike
- Essential BasicsDouglas Laboratories 27 shared, 92% alike
- Alpine Custom Complete with IronAlpine Clinic 28 shared, 91% alike
- LDA FormulaDouglas Laboratories 26 shared, 90% alike
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
- Suggested Usage: As a dietary supplement, adults take 6 tablets daily with food or as directed by your health professional.
- Warnings
- Warning: Consult a health professional prior to use if you are taking blood thinners, medications or have a medical condition. Due to the Vitamin A dose, this product is not recommended for women who may become pregnant or of child bearing age.
- Keep out of the reach of children.
- Use only if safety seal is intact.
- Allergens and what it does not contain
- Gluten-free, Non-GMO
- Storage
- Store in a cool, dry place.
Source: label statements in DSLD label 230375.
What else is on the label?
Other ingredients: Microcrystalline Cellulose, Croscarmellose Sodium, Stearic Acid, Tablet Coating, Silica, Vegetable Stearate.
How many labels does Basic Preventive 4 (Iron and Copper Free) have?
4 labels are on file under this name since February 23, 2012: other sizes, label designs and reformulations. The current one leads this page.
- Label 230375 (current) Entered August 23, 2020 · on the market · 180 tablets · UPC 3 10539 03848 2
- Label 31284 Entered March 25, 2014 · off the market September 16, 2019 · 180 tablets · UPC 3 10539 03848 2
- Label 10787 Entered July 25, 2012 · off the market July 31, 2013 · 180 tablets · UPC 7 45287 01004 4
- Label 5370 Entered February 23, 2012 · off the market January 20, 2012 · 180 tablets · UPC 7 45287 01004 4
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Douglas Laboratories (manufacturer), Pittsburgh, PA. All Douglas Laboratories products.