PlainVitamins

Iron-Free Source of Life Men

by NaturesPlus Source of Life · tablet or pill · 60 tablets

  • On the market (NIH)
  • UPC 0 97467 03093 0
  • DSLD label 320521
  • Serving 2 tablets
  • 30 servings

Iron-Free Source of Life Men by NaturesPlus Source of Life lists 50 ingredients, 46 with an amount per serving of 2 tablets, such as 3,000 mcg RAE of vitamin A, 500 mg of vitamin C, 2.5 mcg (100 IU) of vitamin D3 and 134 mg of vitamin E; 4 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on January 23, 2025.

What is in Iron-Free Source of Life Men?

Each row as the label prints it, per serving of 2 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).

Iron-Free Source of Life Men: Supplement Facts rows against the market (DSLD label 320521, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Aas Beta-Carotene10,000 IU3,000 mcg RAE334%
Vitamin Cas Ascorbic Acid500 mg556%Vitamin C in Iron-Free Source of Life Men against 18,583 products500 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg500 mg

Higher than 81% of 18,583 products listing vitamin C (median 100 mg).

Vitamin D3as Cholecalciferol100 IU, vegan cholecalciferol2.5 mcg (100 IU)13%Vitamin D in Iron-Free Source of Life Men against 14,175 products2.5 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg2.5 mcg

92% of 14,175 products listing vitamin D give more (median 15 mcg).

Vitamin Eas D-Alpha-Tocopheryl Succinate200 IU134 mg893%
Vitamin Kas Phytonadione150 mcg125%Vitamin K in Iron-Free Source of Life Men against 4,607 products150 mcg per serving; the middle half of products list 35 mcg to 100 mcg, the median 80 mcg.DV 120 mcg150 mcg

Higher than 87% of 4,607 products listing vitamin K (median 80 mcg).

Thiamineas Vitamin B175 mg6,250%Thiamin in Iron-Free Source of Life Men against 9,830 products75 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg75 mg

Higher than 92% of 9,830 products listing thiamin (median 5 mg).

Riboflavinas Vitamin B275 mg5,769%Riboflavin in Iron-Free Source of Life Men against 9,824 products75 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg75 mg

Higher than 94% of 9,824 products listing riboflavin (median 4 mg).

Niacinas Niacinamide75 mg NE469%Niacin in Iron-Free Source of Life Men against 12,413 products75 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg75 mg

Higher than 85% of 12,413 products listing niacin (median 20 mg). 2.1 times the adult UL a day.

Vitamin B6as Pyridoxine Hydrochloride75 mg4,412%Vitamin B6 in Iron-Free Source of Life Men against 15,277 products75 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg75 mg

Higher than 94% of 15,277 products listing vitamin B6 (median 6 mg).

Folateas Calcium L-5-Methyltetrahydrofolate667 mcg DFE167%
L-Methylfolate400 mcg
Vitamin B12as Methylcobalamin200 mcg8,333%Vitamin B12 in Iron-Free Source of Life Men against 14,425 products200 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg200 mcg

Higher than 74% of 14,425 products listing vitamin B12 (median 36 mcg).

Biotin300 mcg1,000%Biotin in Iron-Free Source of Life Men against 9,447 products300 mcg per serving; the middle half of products list 50 mcg to 300 mcg, the median 200 mcg.DV 30 mcg300 mcg

Higher than 53% of 9,447 products listing biotin (median 200 mcg).

Pantothenic Acidas Calcium Pantothenate60 mg1,200%Pantothenic Acid (Vitamin B5) in Iron-Free Source of Life Men against 10,060 products60 mg per serving; the middle half of products list 6 mg to 50 mg, the median 12 mg.DV 5 mg60 mg

Higher than 82% of 10,060 products listing pantothenic acid (vitamin B5) (median 12 mg).

Cholineas Choline Bitartrate30 mg5%Choline in Iron-Free Source of Life Men against 4,738 products30 mg per serving; the middle half of products list 18 mg to 100 mg, the median 40 mg.DV 550 mgUL 3,500 mg30 mg

53% of 4,738 products listing choline give more (median 40 mg).

Calciumas Calcium Aminoate Complex250 mg19%Calcium in Iron-Free Source of Life Men against 17,831 products250 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg250 mg

Higher than 73% of 17,831 products listing calcium (median 115 mg).

Iodineas Kelp150 mcg100%Iodine in Iron-Free Source of Life Men against 6,382 products150 mcg per serving; the middle half of products list 75 mcg to 150 mcg, the median 150 mcg.DV 150 mcgUL 1,100 mcg150 mcg

15% of 6,382 products listing iodine give more (median 150 mcg).

Magnesiumas Magnesium Aminoate Complex125 mg30%Magnesium in Iron-Free Source of Life Men against 14,003 products125 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg125 mg

Higher than 66% of 14,003 products listing magnesium (median 86 mg).

Zincas Zinc Monomethionine30 mg273%Zinc in Iron-Free Source of Life Men against 13,186 products30 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg30 mg

Higher than 90% of 13,186 products listing zinc (median 11 mg).

Seleniumas Selenium Aminoate Complex, Selenomethionine100 mcg182%Selenium in Iron-Free Source of Life Men against 7,658 products100 mcg per serving; the middle half of products list 27 mcg to 100 mcg, the median 55 mcg.DV 55 mcgUL 400 mcg100 mcg

Higher than 65% of 7,658 products listing selenium (median 55 mcg).

Copperas Copper Aminoate Complex1 mg111%Copper in Iron-Free Source of Life Men against 6,468 products1 mg per serving; the middle half of products list 0.5 mg to 2 mg, the median 1 mg.DV 0.9 mgUL 10 mg1 mg

40% of 6,468 products listing copper give more (median 1 mg).

Manganeseas Manganese Aminoate Complex2 mg87%Manganese in Iron-Free Source of Life Men against 7,016 products2 mg per serving; the middle half of products list 1 mg to 3.92 mg, the median 2 mg.DV 2.3 mgUL 11 mg2 mg

38% of 7,016 products listing manganese give more (median 2 mg).

Chromiumas Chromium Polynicotinate120 mcg343%Chromium in Iron-Free Source of Life Men against 7,825 products120 mcg per serving; the middle half of products list 45 mcg to 200 mcg, the median 100 mcg.DV 35 mcg120 mcg

Higher than 54% of 7,825 products listing chromium (median 100 mcg).

Molybdenumas Molybdenum Aminoate Complex50 mcg111%Molybdenum in Iron-Free Source of Life Men against 4,390 products50 mcg per serving; the middle half of products list 25 mcg to 75 mcg, the median 50 mcg.DV 45 mcgUL 2,000 mcg50 mcg

41% of 4,390 products listing molybdenum give more (median 50 mcg).

Spirulina250 mgBlue-Green Algae in Iron-Free Source of Life Men against 709 products250 mg per serving; the middle half of products list 100 mg to 1,000 mg, the median 500 mg.250 mg

58% of 709 products listing blue-green algae give more (median 500 mg).

Saw Palmetto60 mgSaw Palmetto in Iron-Free Source of Life Men against 1,109 products60 mg per serving; the middle half of products list 100 mg to 320 mg, the median 200 mg.60 mg

82% of 1,109 products listing saw palmetto give more (median 200 mg).

Free fatty acidsstand. 45%27 mg
Inositol30 mgInositol in Iron-Free Source of Life Men against 4,042 products30 mg per serving; the middle half of products list 10 mg to 80 mg, the median 30 mg.30 mg

48% of 4,042 products listing inositol give more (median 30 mg).

Bioflavonoid Complexas Citrus25 mgFlavonoid in Iron-Free Source of Life Men against 2,343 products25 mg per serving; the middle half of products list 25 mg to 100 mg, the median 50 mg.25 mg

66% of 2,343 products listing flavonoid give more (median 50 mg).

Flavanonesstand. to 48%12 mg
Flavanolsstand. to 2%0.5 mgFlavanols in Iron-Free Source of Life Men against 30 products0.5 mg per serving; the middle half of products list 43.75 mg to 375 mg, the median 212.5 mg.0.5 mg

90% of 30 products listing flavanols give more (median 212.5 mg).

Flavonesno amount given
Phenolic Compoundsrelatedno amount given
Herbal Antioxidant ComplexProprietary Blend of15 mg
Turmericin the blend, no amount given
Curcuminstand. 95%4.75 mgCurcumin in Iron-Free Source of Life Men against 550 products4.75 mg per serving; the middle half of products list 50 mg to 400 mg, the median 200 mg.4.75 mg

over 99% of 550 products listing curcumin give more (median 200 mg).

Bilberry extractas Vaccinium myrtillus extractin the blend, no amount given
Anthocyanosidesstand. 25%1.25 mg
Green Teadecaffeinatedin the blend, no amount given
Polyphenolsstand. 50%2.5 mgPolyphenols in Iron-Free Source of Life Men against 249 products2.5 mg per serving; the middle half of products list 19.5 mg to 180 mg, the median 80 mg.2.5 mg

95% of 249 products listing polyphenols give more (median 80 mg).
Show the other 13 rows of the label
Iron-Free Source of Life Men: rows 41 to 53
IngredientAmount% DVAmong products listing it
Bromelainas Pineapple24 gelatin digesting units12 mgBromelain in Iron-Free Source of Life Men against 1,337 products12 mg per serving; the middle half of products list 25 mg to 200 mg, the median 50 mg.12 mg

86% of 1,337 products listing bromelain give more (median 50 mg).

Rhodiolaas Rhodiola rosea10 mgRhodiola in Iron-Free Source of Life Men against 945 products10 mg per serving; the middle half of products list 50 mg to 250 mg, the median 100 mg.10 mg

96% of 945 products listing rhodiola give more (median 100 mg).

Alpha-Lipoic Acid10 mgAlpha Lipoic Acid in Iron-Free Source of Life Men against 2,407 products10 mg per serving; the middle half of products list 25 mg to 150 mg, the median 50 mg.10 mg

84% of 2,407 products listing alpha lipoic acid give more (median 50 mg).

Pumpkinas Cucurbita pepo10 mgPumpkin in Iron-Free Source of Life Men against 294 products10 mg per serving; the middle half of products list 30 mg to 200 mg, the median 80 mg.10 mg

87% of 294 products listing pumpkin give more (median 80 mg).

L-Glycinefree form amino acid10 mgGlycine in Iron-Free Source of Life Men against 1,078 products10 mg per serving; the middle half of products list 100 mg to 846 mg, the median 300 mg.10 mg

98% of 1,078 products listing glycine give more (median 300 mg).

L-Alaninefree form amino acid10 mgAlanine in Iron-Free Source of Life Men against 475 products10 mg per serving; the middle half of products list 100 mg to 972 mg, the median 483 mg.10 mg

97% of 475 products listing alanine give more (median 483 mg).

L-Glutaminefree form amino acid10 mgGlutamine in Iron-Free Source of Life Men against 1,850 products0.01 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.0.01 g

98% of 1,850 products listing glutamine give more (median 1 g).

Amylaseas Aspergillus oryzae fermentation5 mgAmylase in Iron-Free Source of Life Men against 326 products5 mg per serving; the middle half of products list 5 mg to 50 mg, the median 14 mg.5 mg

64% of 326 products listing amylase give more (median 14 mg).

Lipaseas Aspergillus nigerAspergillus niger fermentation5 mgLipase in Iron-Free Source of Life Men against 366 products5 mg per serving; the middle half of products list 5 mg to 25 mg, the median 10 mg.5 mg

68% of 366 products listing lipase give more (median 10 mg).

DairyMateas Lactase5 mgLactase in Iron-Free Source of Life Men against 138 products5 mg per serving; the middle half of products list 10 mg to 197.5 mg, the median 34 mg.5 mg

83% of 138 products listing lactase give more (median 34 mg).

Proteaseas Aspergillus nigerAspergillus niger fermentation5 mgProteolytic Enzymes (Proteases) in Iron-Free Source of Life Men against 327 products5 mg per serving; the middle half of products list 10 mg to 100 mg, the median 30 mg.5 mg

83% of 327 products listing proteolytic enzymes (proteases) give more (median 30 mg).

Luteinas Carotenoidsactive carotenoid2 mgLutein in Iron-Free Source of Life Men against 2,493 products2 mg per serving; the middle half of products list 0.5 mg to 10 mg, the median 3 mg.2 mg

52% of 2,493 products listing lutein give more (median 3 mg).

Lycopene1 mgLycopene in Iron-Free Source of Life Men against 1,691 products1 mg per serving; the middle half of products list 0.5 mg to 5 mg, the median 1.2 mg.1 mg

50% of 1,691 products listing lycopene give more (median 1.2 mg).

Source: NIH ODS Dietary Supplement Label Database, label 320521 (entered January 23, 2025), 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:

  • 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 75 mg of thiamin is higher than 92% of the 9,830 thiamin products that print an amount; 663 list more.
  • Its 75 mg of riboflavin is higher than 94% of the 9,824 riboflavin products that print an amount; 486 list more.
  • At 1 serving a day, the most its directions give, the label lists 75 mg of niacin, 2.1 times the adult Tolerable Upper Intake Level.
  • Its 75 mg of vitamin B6 is higher than 94% of the 15,277 vitamin B6 products that print an amount; 715 list more.
  • 90% of the 30 products that print an amount of flavanols list more than its 0.5 mg of flavanols (median 212.5 mg).

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 Iron-Free Source of Life Men's, rare ingredients counting for more.

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: As a dietary supplement for men only, two tablets once daily.
Allergens and what it does not contain
Iron-free
Gluten free

Source: label statements in DSLD label 320521.

What else is on the label?

Other ingredients: Calcium Carbonate, Microcrystalline Cellulose, Magnesium Oxide, Cellulose, Stearic Acid, Silica, Magnesium Stearate, Astragalus, Irish Moss, Thyme, Ligustrum, Schisandra, Potassium Iodide, Brown Rice, Pharmaceutical Glaze.

How many labels does Iron-Free Source of Life Men have?

One label is on file, entered on January 23, 2025.

  1. Label 320521 (current) Entered January 23, 2025 · on the market · 60 tablets · UPC 0 97467 03093 0

DSLD also links this label to: Source Of Life Men with Saw Palmetto, Lycopene & Lutein (image difference, same product), Source Of Life Men with Saw Palmetto, Lycopene & Lutein (package size difference, same product), Source Of Life Men (image difference, same product), Source Of Life Men (package size difference, same product), Men with Saw Palmetto, Lycopene & Lutein (image difference, same product), Men with Saw Palmetto, Lycopene & Lutein (package size difference, same product), Source of Life Men with Saw Palmetto, Lycopene & Lutein (image difference, same product), Source of Life Men with Saw Palmetto, Lycopene & Lutein (package size difference, same product).

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

Who makes it?

The label names Natural Organics Laboratories Inc. makers of Nature's Plus (manufacturer), Amityville, NY. All NaturesPlus Source of Life products.

Where next?