PlainVitamins

Formula 34 B-Complex

by DC · tablet or pill · 90 tablets

  • On the market (NIH)
  • DSLD label 266123
  • Serving 1 tablet
  • 90 servings

Formula 34 B-Complex by DC lists 16 ingredients, 10 with an amount per serving of 1 tablet, such as 100 mg of thiamin, 100 mg of riboflavin, 100 mg NE of niacin and 100 mg of vitamin B6; 6 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on February 23, 2022.

What is in Formula 34 B-Complex?

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).

Formula 34 B-Complex: Supplement Facts rows against the market (DSLD label 266123, January 2026 release)
IngredientAmount% DVAmong products listing it
Thiamin100 mg8,333%Thiamin in Formula 34 B-Complex against 9,830 products100 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg100 mg

Higher than 94% of 9,830 products listing thiamin (median 5 mg).

Riboflavin100 mg7,692%Riboflavin in Formula 34 B-Complex against 9,824 products100 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg100 mg

Higher than 96% of 9,824 products listing riboflavin (median 4 mg).

Niacin100 mg NE625%Niacin in Formula 34 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 B6100 mg5,882%Vitamin B6 in Formula 34 B-Complex against 15,277 products100 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg100 mg

Higher than 96% of 15,277 products listing vitamin B6 (median 6 mg).

Folate800 mcg DFE100%
Folic Acid400 mcg
Vitamin B12100 mcg4,167%Vitamin B12 in Formula 34 B-Complex against 14,425 products100 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg100 mcg

Higher than 61% of 14,425 products listing vitamin B12 (median 36 mcg).

Biotin100 mcg333%Biotin in Formula 34 B-Complex 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).

Pantothenic Acid100 mg2,000%Pantothenic Acid (Vitamin B5) in Formula 34 B-Complex against 10,060 products100 mg per serving; the middle half of products list 6 mg to 50 mg, the median 12 mg.DV 5 mg100 mg

Higher than 86% of 10,060 products listing pantothenic acid (vitamin B5) (median 12 mg).

Choline33 mg6%Choline in Formula 34 B-Complex against 4,738 products33 mg per serving; the middle half of products list 18 mg to 100 mg, the median 40 mg.DV 550 mgUL 3,500 mg33 mg

52% of 4,738 products listing choline give more (median 40 mg).

B-Complex Blend67 mg
Inositolas Inositol Cyclohexanehexolin the blend, no amount given
Pabain the blend, no amount given
Proprietary Blend10 mg
Alfalfa juice concentratein the blend, no amount given
Soy Lecithinin the blend, no amount given
Rice Branin the blend, no amount given
Parsley ext.in the blend, no amount given

Source: NIH ODS Dietary Supplement Label Database, label 266123 (entered February 23, 2022), 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:

  • Its 100 mg of thiamin is higher than 94% of the 9,830 thiamin products that print an amount; 163 list more.
  • Its 100 mg of riboflavin is higher than 96% of the 9,824 riboflavin products that print an amount; 110 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 100 mg of vitamin B6 is higher than 96% of the 15,277 vitamin B6 products that print an amount; 173 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.

Which products have the closest formulas?

3 products list the very same ingredients; the nearest amounts come first.

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, take 1 tablet daily.
Warnings
Contains soy ingredients.
Tamper Evident: Do not use this product if imprinted foil seal under cap is broken or missing.
Keep out of reach of children.
Caution: If you are pregnant or nursing do not take this product.
Allergens and what it does not contain
Gluten free
Storage
Keep tightly closed. Store at room temperature: 59 degrees - 86 degrees F (15 degrees to 30 degrees C).

Source: label statements in DSLD label 266123.

What else is on the label?

Other ingredients: Thiamine Hydrochloride, Niacinamide, Calcium Pantothenate, Pyridoxine Hydrochloride, Choline Bitartrate, Folic Acid, Cyanocobalamin, Vegetable Cellulose, Vegetable Magnesium Stearate, Silica.

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

How many labels does Formula 34 B-Complex have?

3 labels are on file under this name since March 25, 2021: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 266123 (current) Entered February 23, 2022 · on the market · 90 tablets
  2. Label 266118 Entered February 23, 2022 · on the market · 30 tablets
  3. Label 245575 Entered March 25, 2021 · on the market · N/A

DSLD also links this label to: Formula 34 (package size difference, same product), Formula 34 (package size difference, same product), Formula 34 (package size difference, same product), Formula 34 (image difference, same product), Formula 34 (package size difference, same product), Formula 34 (image difference, same product), Formula 34 (package size difference, same product), Formula 34 (image 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 Dee Cee Laboratories, Inc. (manufacturer), White House, TN. All DC products.

Where next?