PlainVitamins

B-CALMplex

by Natural Rhythm · capsule · 90 capsules

  • On the market (NIH)
  • UPC 7 64804 31744 2
  • DSLD label 271231
  • Serving 1 vegetable capsule
  • 90 servings

B-CALMplex by Natural Rhythm lists 11 ingredients, 11 with an amount per serving of 1 vegetable capsule, such as 55 mg of vitamin B1, 55 mg of vitamin B2, 55 mg of vitamin B3 and 55 mg of vitamin B6. Its current label entered the NIH Dietary Supplement Label Database on August 23, 2022.

What is in B-CALMplex?

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

B-CALMplex: Supplement Facts rows against the market (DSLD label 271231, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B1as Thiamine, Thiamine Mononitrate55 mg3,667%Thiamin in B-CALMplex against 9,830 products55 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg55 mg

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

Vitamin B2as Riboflavin55 mg3,235%Riboflavin in B-CALMplex against 9,824 products55 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg55 mg

Higher than 93% of 9,824 products listing riboflavin (median 4 mg).

Vitamin B3as Niacin, Niacinamide55 mg275%Niacin in B-CALMplex against 12,413 products55 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg55 mg

Higher than 83% of 12,413 products listing niacin (median 20 mg). 1.6 times the adult UL a day.

Vitamin B6as Pyridoxine Hydrochloride55 mg2,750%Vitamin B6 in B-CALMplex against 15,277 products55 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg55 mg

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

Vitamin B9as Folate, Methylfolate200 mcg50%Folate in B-CALMplex against 7,022 products200 mcg per serving; the middle half of products list 200 mcg to 400 mcg, the median 400 mcg.200 mcg

71% of 7,022 products listing folate give more (median 400 mcg).

Vitamin B12as Methylcobalamin12 mcg200%Vitamin B12 in B-CALMplex against 14,425 products12 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg12 mcg

63% of 14,425 products listing vitamin B12 give more (median 36 mcg).

Vitamin B7as Biotin100 mcg33%Biotin in B-CALMplex 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).

Vitamin B5as Calcium Pantothenate, Pantothenic Acid55 mg550%Pantothenic Acid (Vitamin B5) in B-CALMplex against 10,060 products55 mg per serving; the middle half of products list 6 mg to 50 mg, the median 12 mg.DV 5 mg55 mg

Higher than 81% of 10,060 products listing pantothenic acid (vitamin B5) (median 12 mg).

Paba55 mgPABA in B-CALMplex against 1,610 products55 mg per serving; the middle half of products list 10 mg to 50 mg, the median 25 mg.55 mg

Higher than 81% of 1,610 products listing PABA (median 25 mg).

Cholineas Choline Bitartrate55 mg10%*Choline in B-CALMplex against 4,738 products55 mg per serving; the middle half of products list 18 mg to 100 mg, the median 40 mg.DV 550 mgUL 3,500 mg55 mg

Higher than 64% of 4,738 products listing choline (median 40 mg).

Inositol55 mgInositol in B-CALMplex against 4,042 products55 mg per serving; the middle half of products list 10 mg to 80 mg, the median 30 mg.55 mg

Higher than 70% of 4,042 products listing inositol (median 30 mg).

* % Daily Value computed from the printed amount and the FDA Daily Value (21 CFR 101.9); the label prints none for that row.

Source: NIH ODS Dietary Supplement Label Database, label 271231 (entered August 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 55 mg of vitamin B1 (filed by NIH under thiamin) is higher than 91% of the 9,830 thiamin products that print an amount; 891 list more.
  • Its 55 mg of vitamin B2 (filed by NIH under riboflavin) is higher than 93% of the 9,824 riboflavin products that print an amount; 677 list more.
  • At 1 serving a day, the most its directions give, the label lists 55 mg of niacin, 1.6 times the adult Tolerable Upper Intake Level.
  • Its 55 mg of vitamin B6 is higher than 94% of the 15,277 vitamin B6 products that print an amount; 954 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?

6 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
Suggested use: As a dietary supplement, take 1 capsule daily with a meal, or as directed by your healthcare practitioner.
Warnings
Warning: If pregnant or nursing, consult your healthcare practitioner before taking this product.
Keep out of reach of children.
Allergens and what it does not contain
Gluten free
Non-GMO
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 271231.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Vegetable Cellulose, vegetarian Leucine.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP Good Manufacturing Practice Quality Product.

How many labels does B-CALMplex have?

One label is on file, entered on August 23, 2022.

  1. Label 271231 (current) Entered August 23, 2022 · on the market · 90 capsules · UPC 7 64804 31744 2

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

Who makes it?

The label names Natural Rhythm Nutrition (distributor), Keller, Texas. All Natural Rhythm products.

Where next?