PlainVitamins

Complete B-Complex

by Rainbow Light · tablet or pill · 90 tablets

  • On the market (NIH)
  • UPC 0 21888 10031 6
  • DSLD label 253002
  • Serving 1 to 3 tablets; amounts per 3 tablets
  • 30 servings

Complete B-Complex by Rainbow Light lists 30 ingredients, 17 with an amount per serving of 3 tablets, such as 500 mg of vitamin C, 60 mg of thiamine, 70 mg of riboflavin and 100 mg of niacin; 13 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on August 23, 2021.

What is in Complete B-Complex?

Each row as the label prints it, per serving of 3 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).

Complete B-Complex: Supplement Facts rows against the market (DSLD label 253002, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Magnesium AscorbateVitamin C (Form: as Magnesium Ascorbate)500 mg556%Vitamin C in Complete B-Complex 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).

Thiamineas Thiamine MononitrateThiamin (Form: as Thiamin Mononitrate)60 mg5,000%Thiamin in Complete B-Complex against 9,830 products60 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg60 mg

Higher than 91% of 9,830 products listing thiamin (median 5 mg).

Riboflavinas Vitamin B270 mg5,385%Riboflavin in Complete B-Complex against 9,824 products70 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg70 mg

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

Niacinas NiacinamideNiacin (Form: as Niacinamide)100 mg625%Niacin in Complete B-Complex against 12,413 products100 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg100 mg

Higher than 88% of 12,413 products listing niacin (median 20 mg). 2.9 times the adult UL a day.

Vitamin B6as Pyridoxine HydrochlorideVitamin B6 (Form: as Pyridoxine Hydrochloride)80 mg4,706%Vitamin B6 in Complete B-Complex against 15,277 products80 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg80 mg

Higher than 95% of 15,277 products listing vitamin B6 (median 6 mg).

Folateas Folic Acid1,333 mcg DFE333%
Folic Acid800 mcg
Vitamin B12as CyanocobalaminVitamin B12 (Form: as Cyanocobalamin)250 mcg10,417%Vitamin B12 in Complete B-Complex against 14,425 products250 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg250 mcg

Higher than 77% of 14,425 products listing vitamin B12 (median 36 mcg).

Biotin300 mcg1,000%Biotin in Complete B-Complex 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 PantothenatePantothenic Acid (Form: as Calcium Pantothenate)120 mg2,400%Pantothenic Acid (Vitamin B5) in Complete B-Complex against 10,060 products120 mg per serving; the middle half of products list 6 mg to 50 mg, the median 12 mg.DV 5 mg120 mg

Higher than 92% of 10,060 products listing pantothenic acid (vitamin B5) (median 12 mg).

Cholineas Choline BitartrateCholine (Form: as Choline Bitartrate)150 mg27%Choline in Complete B-Complex against 4,738 products150 mg per serving; the middle half of products list 18 mg to 100 mg, the median 40 mg.DV 550 mgUL 3,500 mg150 mg

Higher than 83% of 4,738 products listing choline (median 40 mg).

Calciumas Calcium CitrateCalcium (Form: as Calcium Citrate)50 mg4%Calcium in Complete B-Complex against 17,831 products50 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg50 mg

72% of 17,831 products listing calcium give more (median 115 mg).

Magnesiumas Magnesium Ascorbate60 mg14%Magnesium in Complete B-Complex against 14,003 products60 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg60 mg

56% of 14,003 products listing magnesium give more (median 86 mg).

Zincas Zinc ChelateZinc (Form: as Zinc Chelate)5 mg45%Zinc in Complete B-Complex against 13,186 products5 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg5 mg

72% of 13,186 products listing zinc give more (median 11 mg).

Manganeseas Manganese Chelate3 mg130%Manganese in Complete B-Complex against 7,016 products3 mg per serving; the middle half of products list 1 mg to 3.92 mg, the median 2 mg.DV 2.3 mgUL 11 mg3 mg

Higher than 71% of 7,016 products listing manganese (median 2 mg).

Absorption Enhancing Superfoods340 mg
Bee Pollenin the blend, no amount given
organic Spirulinain the blend, no amount given
Barleyin the blend, no amount given
Amino Acids300 mg
L-Glutaminein the blend, no amount given
L-Cysteinein the blend, no amount given
L-Methioninein the blend, no amount given
L-Theaninein the blend, no amount given
Herbal vitality blend 4:1 extracts162 mg
American Ginseng 4:1 Extractin the blend, no amount given
Ashwagandha 4:1 extractin the blend, no amount given
California Poppy 4:1 extractin the blend, no amount given
Gentian 4:1 extractin the blend, no amount given
Gotu Kola 4:1 extractin the blend, no amount given
Orange essential oil 4:1 extractin the blend, no amount given
Citrus Bioflavonoid extractas Fruit75 mgFlavonoid in Complete B-Complex against 2,343 products75 mg per serving; the middle half of products list 25 mg to 100 mg, the median 50 mg.75 mg

Higher than 60% of 2,343 products listing flavonoid (median 50 mg).

Inositol50 mgInositol in Complete B-Complex 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).

Source: NIH ODS Dietary Supplement Label Database, label 253002 (entered August 23, 2021), 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 60 mg of thiamin is higher than 91% of the 9,830 thiamin products that print an amount; 822 list more.
  • Its 70 mg of riboflavin is higher than 94% of the 9,824 riboflavin products that print an amount; 602 list more.
  • At 1 serving a day, the most its directions give, the label lists 100 mg of niacin, 2.9 times the adult Tolerable Upper Intake Level.
  • Its 80 mg of vitamin B6 is higher than 95% of the 15,277 vitamin B6 products that print an amount; 671 list more.
  • Its 120 mg of pantothenic acid (vitamin B5) is higher than 92% of the 10,060 pantothenic acid (vitamin B5) products that print an amount; 805 list more.

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.

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: Take one to three tablets daily, with or between meals.
Warnings
Keep out of reach of children.
Consult your healthcare professional prior to use if you are pregnant, nursing, taking medication or have a medical condition.
Allergens and what it does not contain
Contains No: wheat milk lactose eggs tree nuts peanuts fish shellfish.
No added artificial colors, flavors, preservatives, sugar, yeast or sweeteners.
Stimulant-free | Dairy-free

Source: label statements in DSLD label 253002.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Stearic Acid, Croscarmellose Sodium, Silica, Coating.

How many labels does Complete B-Complex have?

3 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 253002 (current) Entered August 23, 2021 · on the market · 90 tablets · UPC 0 21888 10031 6
  2. Label 249717 Entered July 27, 2021 · off the market April 20, 2022 · 90 tablets · UPC 0 21888 10031 6
  3. Label 26373 Entered November 25, 2013 · off the market March 28, 2023 · N/A

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

Who makes it?

The label names Nutranext Business, LLC (manufacturer, distributor), Sunrise, FL. All Rainbow Light products.

Where next?