PlainVitamins

Mega Antioxidant

by USANA CellSentials · tablet or pill · 84 tablets

  • On the market (NIH)
  • DSLD label 211631
  • Serving 1 tablet
  • 84 servings

Mega Antioxidant by USANA CellSentials lists 32 ingredients, 22 with an amount per serving of 1 tablet, such as 1,500 mcg RAE of vitamin A, 433 mg of vitamin C, 5 mcg (200 IU) of vitamin D3 and 89 mg of vitamin E; 10 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on December 22, 2019.

What is in Mega Antioxidant?

Each row as the label prints it, per serving of 1 tablet. 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).

Mega Antioxidant: Supplement Facts rows against the market (DSLD label 211631, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Aas Beta-CaroteneVitamin A (Form: as (3000 mcg) 100% Beta Carotene)1,500 mcg RAE167%
Vitamin Cas Calcium Ascorbate, Magnesium Ascorbate, Potassium AscorbateVitamin C (Form: as Calcium Ascorbate, Potassium Ascorbate, Magnesium Ascorbate, and Zinc Ascorbate)433 mg481%Vitamin C in Mega Antioxidant against 18,583 products433 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg433 mg

Higher than 80% of 18,583 products listing vitamin C (median 100 mg). Per day at the most servings: 1,299 mg.

Vitamin D3as Cholecalciferol5 mcg (200 IU)25%Vitamin D in Mega Antioxidant against 14,175 products5 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg5 mcg

83% of 14,175 products listing vitamin D give more (median 15 mcg). Per day at the most servings: 15 mcg.

Vitamin Eas D-Alpha-Tocopheryl SuccinateVitamin E (Form: as D-Alpha Tocopheryl Succinate)89 mg593%
Thiamineas Vitamin B19 mg750%Thiamin in Mega Antioxidant against 9,830 products9 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg9 mg

Higher than 58% of 9,830 products listing thiamin (median 5 mg). Per day at the most servings: 27 mg.

Riboflavinas Vitamin B29 mg692%Riboflavin in Mega Antioxidant against 9,824 products9 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg9 mg

Higher than 61% of 9,824 products listing riboflavin (median 4 mg). Per day at the most servings: 27 mg.

Niacinas Niacin, NiacinamideNiacin (Form: as Niacin, and Niacinamide)13 mg NE81%Niacin in Mega Antioxidant against 12,413 products13 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg13 mg

75% of 12,413 products listing niacin give more (median 20 mg). Per day at the most servings: 39 mg. 1.1 times the adult UL a day.

Vitamin B6as Pyridoxine HydrochlorideVitamin B6 (Form: as Pyridoxine HCl)11 mg647%Vitamin B6 in Mega Antioxidant against 15,277 products11 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg11 mg

Higher than 66% of 15,277 products listing vitamin B6 (median 6 mg). Per day at the most servings: 33 mg.

Folate555 mcg DFE139%
Folic Acid333 mcg
Vitamin B12as CyanocobalaminVitamin B12 (Form: as Cyanocobalamin)67 mcg2,792%Vitamin B12 in Mega Antioxidant against 14,425 products67 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg67 mcg

Higher than 59% of 14,425 products listing vitamin B12 (median 36 mcg). Per day at the most servings: 201 mcg.

Biotin100 mcg333%Biotin in Mega Antioxidant against 9,447 products100 mcg per serving; the middle half of products list 50 mcg to 300 mcg, the median 200 mcg.DV 30 mcg100 mcg

61% of 9,447 products listing biotin give more (median 200 mcg). Per day at the most servings: 300 mcg.

Pantothenic Acidas D-Calcium PantothenatePantothenic Acid (Form: as D-Calcium Panothenate)30 mg600%Pantothenic Acid (Vitamin B5) in Mega Antioxidant against 10,060 products30 mg per serving; the middle half of products list 6 mg to 50 mg, the median 12 mg.DV 5 mg30 mg

Higher than 66% of 10,060 products listing pantothenic acid (vitamin B5) (median 12 mg). Per day at the most servings: 90 mg.

Cholineas Choline BitartrateCholine (Form: as Choline Bitartrate)14 mg3%Choline in Mega Antioxidant against 4,738 products14 mg per serving; the middle half of products list 18 mg to 100 mg, the median 40 mg.DV 550 mgUL 3,500 mg14 mg

77% of 4,738 products listing choline give more (median 40 mg). Per day at the most servings: 42 mg.

Olivol10 mgOlive in Mega Antioxidant against 822 products10 mg per serving; the middle half of products list 30 mg to 300 mg, the median 100 mg.10 mg

89% of 822 products listing olive give more (median 100 mg). Per day at the most servings: 30 mg.

Mixed Tocopherols11 mg
D-Gamma-Tocopherolno amount given
D-Delta-Tocopherolno amount given
D-Beta Tocopherolno amount given
Bioflavonoid Complex66 mg
Rutinin the blend, no amount given
Quercetinin the blend, no amount given
Hesperidinas Citrus spp.in the blend, no amount given
Green Tea extractGreen Tea extract PlantPart: leaves Genus: Camelia Species: sinesis Classifier: Hunt Note: decaffeinatedin the blend, no amount given
Pomegranate extractin the blend, no amount given
Cinnamon extractin the blend, no amount given
Bilberry extractin the blend, no amount given
Inositol50 mgInositol in Mega Antioxidant against 4,042 products50 mg per serving; the middle half of products list 10 mg to 80 mg, the median 30 mg.50 mg

Higher than 55% of 4,042 products listing inositol (median 30 mg). Per day at the most servings: 150 mg.

N-Acetyl L-Cysteine33 mgN-Acetyl Cysteine in Mega Antioxidant against 1,259 products33 mg per serving; the middle half of products list 55 mg to 500 mg, the median 150 mg.33 mg

88% of 1,259 products listing N-acetyl cysteine give more (median 150 mg). Per day at the most servings: 99 mg.

Coenzyme Q104 mgCoenzyme Q-10 in Mega Antioxidant against 2,922 products4 mg per serving; the middle half of products list 30 mg to 100 mg, the median 60 mg.4 mg

94% of 2,922 products listing coenzyme Q-10 give more (median 60 mg). Per day at the most servings: 12 mg.

Turmeric extract5 mgTurmeric in Mega Antioxidant against 2,369 products5 mg per serving; the middle half of products list 50 mg to 500 mg, the median 150 mg.5 mg

96% of 2,369 products listing turmeric give more (median 150 mg). Per day at the most servings: 15 mg.

Lutein200 mcgLutein in Mega Antioxidant against 2,493 products0.2 mg per serving; the middle half of products list 0.5 mg to 10 mg, the median 3 mg.0.2 mg

93% of 2,493 products listing lutein give more (median 3 mg). Per day at the most servings: 0.6 mg.

Lycopene333 mcgLycopene in Mega Antioxidant against 1,691 products0.333 mg per serving; the middle half of products list 0.5 mg to 5 mg, the median 1.2 mg.0.333 mg

83% of 1,691 products listing lycopene give more (median 1.2 mg). Per day at the most servings: 0.999 mg.

Source: NIH ODS Dietary Supplement Label Database, label 211631 (entered December 22, 2019), 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 3 servings a day, the most its directions give, the label lists 39 mg of niacin, 1.1 times the adult Tolerable Upper Intake Level.
  • 89% of the 822 products that print an amount of olive list more than its 10 mg of olivol (filed by NIH under olive) (median 100 mg).
  • 94% of the 2,922 products that print an amount of coenzyme Q-10 list more than its 4 mg of coenzyme Q10 (filed by NIH under coenzyme Q-10) (median 60 mg).
  • 96% of the 2,369 products that print an amount of turmeric list more than its 5 mg of turmeric (median 150 mg).
  • 93% of the 2,493 products that print an amount of lutein list more than its 0.2 mg of lutein (median 3 mg).

The NIH database records 3 servings 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 Mega Antioxidant'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: Take one (1) tablet three times daily, preferably with food.
Warnings
Contains: Soy.
Keep out of reach of children.
Consult your physician if you are pregnant, nursing, taking a prescription drug, or have a medical condition.
There is a safety seal under the cap. Do not use if the seal is broken or missing.
Storage
Store below 25 degrees C

Source: label statements in DSLD label 211631.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, pregelatinized Starch, Croscarmellose Sodium, Ascorbyl Palmitate, Dextrin, Alpha-Lipoic Acid, Silicon Dioxide, Dextrose, Soy Lecithin, Sodium Carboxymethylcellulose, Sodium Citrate.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Potency Guaranteed; OK.

How many labels does Mega Antioxidant have?

One label is on file, entered on December 22, 2019.

  1. Label 211631 (current) Entered December 22, 2019 · on the market · 84 tablets

DSLD also links this label to: Mega Antioxidant (package size difference, same product), Mega Antioxidant (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 USANA Health Sciences, Inc. (manufacturer), Salt Lake City, Utah. All USANA CellSentials products.

Where next?