PlainVitamins

Diabetic Support

by GNC Mega Men · other (e.g. tea bag) · 90 timed-release caplets

  • Off the market since December 2024 (NIH)
  • DSLD label 218974
  • Serving 2 caplets
  • 45 servings

Diabetic Support by GNC Mega Men lists 42 ingredients, 42 with an amount per serving of 2 caplets, such as 1,500 mcg of vitamin A, 300 mg of vitamin C, 40 mcg (1,600 IU) of vitamin D and 22.1 mg of vitamin E. Its current label entered the NIH Dietary Supplement Label Database on April 23, 2020.

What is in Diabetic Support?

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

Diabetic Support: Supplement Facts rows against the market (DSLD label 218974, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Aas Beta-Carotene, Retinyl AcetateVitamin A (Form: as 50% Beta-Carotene, as 50% Retinyl Acetate)1,500 mcg167%
Vitamin Cas Ascorbic Acid, Calcium AscorbateVitamin C (Form: as Calcium Ascorbate) (Alt. Name: Ascorbic Acid)300 mg333%Vitamin C in Diabetic Support against 18,583 products300 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg300 mg

Higher than 75% of 18,583 products listing vitamin C (median 100 mg).

Vitamin Das Cholecalciferol, Vitamin D3Vitamin D (Form: as Cholecalciferol (Alt. Name: D-3))40 mcg (1,600 IU)200%Vitamin D in Diabetic Support against 14,175 products40 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg40 mcg

Higher than 79% of 14,175 products listing vitamin D (median 15 mcg).

Vitamin Eas D-Alpha-Tocopheryl AcetateVitamin E (Form: as natural D-Alpha Tocopheryl Acetate)22.1 mg147%
Vitamin Kas PhytonadioneVitamin K (Form: as Phytonadione)80 mcg67%Vitamin K in Diabetic Support against 4,607 products80 mcg per serving; the middle half of products list 35 mcg to 100 mcg, the median 80 mcg.DV 120 mcg80 mcg

37% of 4,607 products listing vitamin K give more (median 80 mcg).

Thiamineas Thiamine Mononitrate, Vitamin B1Thiamin (Form: as Thiamin Mononitrate) (Alt. Name: Vitamin B-1)50 mg4,167%Thiamin in Diabetic Support against 9,830 products50 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg50 mg

Higher than 82% of 9,830 products listing thiamin (median 5 mg).

Riboflavinas Vitamin B250 mg3,846%Riboflavin in Diabetic Support against 9,824 products50 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg50 mg

Higher than 86% of 9,824 products listing riboflavin (median 4 mg).

Niacinas Niacin, NiacinamideNiacin (Form: as Niacinamide, & Niacin)50 mg313%Niacin in Diabetic Support against 12,413 products50 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg50 mg

Higher than 75% of 12,413 products listing niacin (median 20 mg). 1.4 times the adult UL a day.

Vitamin B6as Pyridoxine HydrochlorideVitamin B-6 (Form: as Pyridoxine Hydrochloride)50 mg2,941%Vitamin B6 in Diabetic Support against 15,277 products50 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg50 mg

Higher than 87% of 15,277 products listing vitamin B6 (median 6 mg).

Folate667 mcg DFE167%
Folic Acid400 mcg
Vitamin B12as CyanocobalaminVitamin B-12 (Form: as Cyanocobalamin)50 mcg2,083%Vitamin B12 in Diabetic Support against 14,425 products50 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg50 mcg

Higher than 51% of 14,425 products listing vitamin B12 (median 36 mcg).

Biotin300 mcg1,000%Biotin in Diabetic Support 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 D-PantothenatePantothenic Acid (Form: as Calcium D-Pantothenate)50 mg1,000%Pantothenic Acid (Vitamin B5) in Diabetic Support against 10,060 products50 mg per serving; the middle half of products list 6 mg to 50 mg, the median 12 mg.DV 5 mg50 mg

Higher than 72% of 10,060 products listing pantothenic acid (vitamin B5) (median 12 mg).

Calciumas Calcium Ascorbate, Calcium CarbonateCalcium (Form: as Calcium Carbonate, & Calcium Ascorbate)200 mg15%Calcium in Diabetic Support against 17,831 products200 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg200 mg

Higher than 64% of 17,831 products listing calcium (median 115 mg).

Iodineas Potassium IodideIodine (Form: as Potassium Iodide)150 mcg100%Iodine in Diabetic Support 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 OxideMagnesium (Form: as Magnesium Oxide)100 mg24%Magnesium in Diabetic Support against 14,003 products100 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg100 mg

Higher than 51% of 14,003 products listing magnesium (median 86 mg).

Zincas Zinc OxideZinc (Form: as Zinc Oxide)25 mg227%Zinc in Diabetic Support against 13,186 products25 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg25 mg

Higher than 85% of 13,186 products listing zinc (median 11 mg).

Seleniumas L-SelenomethionineSelenium (Form: as L-Selenomethionine)200 mcg364%Selenium in Diabetic Support against 7,658 products200 mcg per serving; the middle half of products list 27 mcg to 100 mcg, the median 55 mcg.DV 55 mcgUL 400 mcg200 mcg

Higher than 82% of 7,658 products listing selenium (median 55 mcg).

Copperas Cupric OxideCopper (Form: as Cupric Oxide)2 mg222%Copper in Diabetic Support against 6,468 products2 mg per serving; the middle half of products list 0.5 mg to 2 mg, the median 1 mg.DV 0.9 mgUL 10 mg2 mg

Higher than 66% of 6,468 products listing copper (median 1 mg).

Manganeseas Manganese SulfateManganese (Form: as Manganese Sulfate)2 mg87%Manganese in Diabetic Support 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 Hydrolyzed Protein ChelateChromium (Form: as Chromium Hydrolyzed Protein Chelate)200 mcg571%Chromium in Diabetic Support against 7,825 products200 mcg per serving; the middle half of products list 45 mcg to 200 mcg, the median 100 mcg.DV 35 mcg200 mcg

Higher than 72% of 7,825 products listing chromium (median 100 mcg).

Molybdenumas Sodium MolybdateMolybdenum (Form: as Sodium Molybdate)75 mcg167%Molybdenum in Diabetic Support against 4,390 products75 mcg per serving; the middle half of products list 25 mcg to 75 mcg, the median 50 mcg.DV 45 mcgUL 2,000 mcg75 mcg

Higher than 62% of 4,390 products listing molybdenum (median 50 mcg).

L-Glutamine80 mgGlutamine in Diabetic Support against 1,850 products0.08 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.0.08 g

91% of 1,850 products listing glutamine give more (median 1 g).

Bitter Melon powder50 mgBitter Melon in Diabetic Support against 273 products50 mg per serving; the middle half of products list 50 mg to 450 mg, the median 125 mg.50 mg

69% of 273 products listing bitter melon give more (median 125 mg).

Fenugreek seed powder50 mgFenugreek in Diabetic Support against 628 products50 mg per serving; the middle half of products list 100 mg to 600 mg, the median 300 mg.50 mg

86% of 628 products listing fenugreek give more (median 300 mg).

Cinnamon bark powder25 mgCinnamon in Diabetic Support against 601 products25 mg per serving; the middle half of products list 50 mg to 500 mg, the median 200 mg.25 mg

89% of 601 products listing cinnamon give more (median 200 mg).

Gymnema sylvestre extract25 mgGymnema in Diabetic Support against 444 products25 mg per serving; the middle half of products list 67 mg to 323.33 mg, the median 200 mg.25 mg

91% of 444 products listing gymnema give more (median 200 mg).

L-Arginine25 mgArginine in Diabetic Support against 1,455 products25 mg per serving; the middle half of products list 167 mg to 1,000 mg, the median 500 mg.25 mg

91% of 1,455 products listing arginine give more (median 500 mg).

Alpha-Lipoic Acid25 mgAlpha Lipoic Acid in Diabetic Support against 2,407 products25 mg per serving; the middle half of products list 25 mg to 150 mg, the median 50 mg.25 mg

68% of 2,407 products listing alpha lipoic acid give more (median 50 mg).

Ginkgo biloba leaf powder10 mgGinkgo in Diabetic Support against 1,339 products10 mg per serving; the middle half of products list 30 mg to 120 mg, the median 60 mg.10 mg

91% of 1,339 products listing ginkgo give more (median 60 mg).

L-Carnitine10 mgL-Carnitine in Diabetic Support against 1,338 products10 mg per serving; the middle half of products list 110.5 mg to 1,000 mg, the median 500 mg.10 mg

95% of 1,338 products listing L-carnitine give more (median 500 mg).

L-Leucine10 mgLeucine in Diabetic Support against 2,056 products0.01 g per serving; the middle half of products list 1 g to 3.5 g, the median 2.5 g.0.01 g

99% of 2,056 products listing leucine give more (median 2.5 g).

Inositol10 mgInositol in Diabetic Support against 4,042 products10 mg per serving; the middle half of products list 10 mg to 80 mg, the median 30 mg.10 mg

72% of 4,042 products listing inositol give more (median 30 mg).

Silicaas Silicon DioxideSilica (Form: as Silicon Dioxide)4 mgSilicon in Diabetic Support against 1,220 products4 mg per serving; the middle half of products list 2 mg to 10.5 mg, the median 4 mg.4 mg

44% of 1,220 products listing silicon give more (median 4 mg).

Lutemax 2020 Lutein3 mgLutein in Diabetic Support against 2,493 products3 mg per serving; the middle half of products list 0.5 mg to 10 mg, the median 3 mg.3 mg

44% of 2,493 products listing lutein give more (median 3 mg).

Hyaluronic Acidas Sodium HyaluronateHyaluronic Acid (Form: as Sodium Hyaluronate)2 mgHyaluronic acid in Diabetic Support against 900 products2 mg per serving; the middle half of products list 10 mg to 100 mg, the median 50 mg.2 mg

94% of 900 products listing hyaluronic acid give more (median 50 mg).

Boronas Boron Hydrolyzed Protein ChelateBoron (Form: as hydrolyzed protein Boron Chelate)2 mgBoron in Diabetic Support against 3,339 products2 mg per serving; the middle half of products list 0.3 mg to 2 mg, the median 1 mg.UL 20 mg2 mg

Higher than 64% of 3,339 products listing boron (median 1 mg).

Lycopene950 mcgLycopene in Diabetic Support against 1,691 products0.95 mg per serving; the middle half of products list 0.5 mg to 5 mg, the median 1.2 mg.0.95 mg

64% of 1,691 products listing lycopene give more (median 1.2 mg).

Zeaxanthin600 mcgZeaxanthin in Diabetic Support against 1,215 products0.6 mg per serving; the middle half of products list 0.4 mg to 2 mg, the median 1 mg.0.6 mg

60% of 1,215 products listing zeaxanthin give more (median 1 mg).

Astaxanthin50 mcgAstaxanthin in Diabetic Support against 955 products0.05 mg per serving; the middle half of products list 0.1 mg to 4 mg, the median 1 mg.0.05 mg

80% of 955 products listing astaxanthin give more (median 1 mg).

Vanadiumas Sodium MetavanadateVanadium (Form: as Sodium Metavanadate)10 mcgVanadium in Diabetic Support against 1,744 products10 mcg per serving; the middle half of products list 10 mcg to 100 mcg, the median 25 mcg.UL 1,800 mcg10 mcg

60% of 1,744 products listing vanadium give more (median 25 mcg).

Source: NIH ODS Dietary Supplement Label Database, label 218974 (entered April 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:

  • At 1 serving a day, the most its directions give, the label lists 50 mg of niacin, 1.4 times the adult Tolerable Upper Intake Level.
  • 91% of the 1,850 products that print an amount of glutamine list more than its 0.08 g of L-glutamine (filed by NIH under glutamine) (median 1 g).
  • 86% of the 628 products that print an amount of fenugreek list more than its 50 mg of fenugreek (median 300 mg).
  • 89% of the 601 products that print an amount of cinnamon list more than its 25 mg of cinnamon (median 200 mg).
  • 91% of the 444 products that print an amount of gymnema list more than its 25 mg of gymnema (median 200 mg).
  • 91% of the 1,455 products that print an amount of arginine list more than its 25 mg of L-arginine (filed by NIH under arginine) (median 500 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 Diabetic Support'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 optimal health benefits take two caplets daily with food. Can be divided by taking one caplet in the morning and one caplet in the afternoon for maximum absorption.
Warnings
Contains: Wheat, soybeans, fish (anchovy, mackerel, sardine, smelt, salmon, tuna, cod or a combination thereof).
Warning: Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition.
Discontinue use two weeks prior to surgery. Inform your physician of this product's biotin content before any lab test. Niacin may cause a temporary flushing reaction.
Keep out of reach of children.
Allergens and what it does not contain
No dairy.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 218974.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Hydroxypropyl Methylcellulose, Hydroxypropyl Cellulose, Dicalcium Phosphate, Magnesium Stearate, Titanium Dioxide, Vegetable Acetoglycerides, Polyethylene Glycol, Polysorbate 80, Caramel color, Ethyl Vanillin.

How many labels does Diabetic Support have?

4 labels are on file under this name since November 25, 2013: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 218974 (current) Entered April 23, 2020 · off the market December 3, 2024 · 90 timed-release caplets
  2. Label 75127 Entered June 23, 2017 · off the market December 23, 2019 · 90 caplets
  3. Label 68893 Entered December 23, 2016 · off the market May 11, 2017 · 90 caplets
  4. Label 27409 Entered November 25, 2013 · off the market July 25, 2016 · 90 caplets

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

Who makes it?

The label names General Nutrition Corporation (distributor), Pittsburgh, PA. All GNC Mega Men products.

Where next?