PlainVitamins

Hist-O-Cal

by Nutri-West · tablet or pill · 90 tablets

  • On the market (NIH)
  • DSLD label 27798
  • Serving 1 tablet
  • 90 servings

Hist-O-Cal by Nutri-West lists 11 ingredients, 11 with an amount per serving of 1 tablet, such as 5,000 IU of vitamin A, 50 mg of pantothenic acid, 59 mg of calcium and 25 mg of L-tyrosine. Its current label entered the NIH Dietary Supplement Label Database on November 25, 2013.

What is in Hist-O-Cal?

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).

Hist-O-Cal: Supplement Facts rows against the market (DSLD label 27798, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Aas Vitamin A AcetateVitamin A (Form: as Vitamin A Acetate)5,000 IU100%Vitamin A in Hist-O-Cal against 5,772 products5,000 IU per serving; the middle half of products list 2,000 IU to 5,000 IU, the median 4,000 IU.5,000 IU

Higher than 55% of 5,772 products listing vitamin A (median 4,000 IU).

Pantothenic Acidas D-Calcium Pantothenate50 mg500%Pantothenic Acid (Vitamin B5) in Hist-O-Cal 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 AscorbateCalcium (Form: as {Calcium} Ascorbate)59 mg6%Calcium in Hist-O-Cal against 17,831 products59 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg59 mg

70% of 17,831 products listing calcium give more (median 115 mg).

Hesperidin Complex50 mg
L-Tyrosine25 mgTyrosine in Hist-O-Cal against 1,680 products25 mg per serving; the middle half of products list 150 mg to 989 mg, the median 500 mg.25 mg

95% of 1,680 products listing tyrosine give more (median 500 mg).

Betaine HCl30 mgBetaine Hydrochloride in Hist-O-Cal against 914 products30 mg per serving; the middle half of products list 25 mg to 178 mg, the median 50 mg.30 mg

56% of 914 products listing betaine hydrochloride give more (median 50 mg).

Alsono amount given
Adrenal50 mgAdrenals in Hist-O-Cal against 218 products50 mg per serving; the middle half of products list 30 mg to 200 mg, the median 100 mg.50 mg

61% of 218 products listing adrenals give more (median 100 mg).

Lung20 mg
Liver20 mgLiver in Hist-O-Cal against 221 products20 mg per serving; the middle half of products list 50 mg to 1,000 mg, the median 250 mg.20 mg

89% of 221 products listing liver give more (median 250 mg).

Thymus10 mgThymus in Hist-O-Cal against 122 products10 mg per serving; the middle half of products list 25 mg to 198.75 mg, the median 50.5 mg.10 mg

84% of 122 products listing thymus give more (median 50.5 mg).

Fenugreek50 mgFenugreek in Hist-O-Cal 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).

Aloe Vera10 mgAloe in Hist-O-Cal against 523 products10 mg per serving; the middle half of products list 25 mg to 200 mg, the median 51 mg.10 mg

87% of 523 products listing aloe give more (median 51 mg).

Source: NIH ODS Dietary Supplement Label Database, label 27798 (entered November 25, 2013), 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:

  • 95% of the 1,680 products that print an amount of tyrosine list more than its 25 mg of L-tyrosine (filed by NIH under tyrosine) (median 500 mg).
  • 89% of the 221 products that print an amount of liver list more than its 20 mg of liver (median 250 mg).
  • 86% of the 628 products that print an amount of fenugreek list more than its 50 mg of fenugreek (median 300 mg).
  • 87% of the 523 products that print an amount of aloe list more than its 10 mg of aloe (median 51 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.

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 for use: One tablet daily or as directed
Warnings
KEEP OUT OF REACH OF CHILDREN.
TAMPER RESISTANT OUTER SEAL DO NOT USE IF BROKEN.
Allergens and what it does not contain
Contains no starch, salt, sugar, wheat, corn, yeast, milk, soy, milk or preservatives.
Storage
Store in cool, dry place.

Source: label statements in DSLD label 27798.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Ehyl Cellulose, Wood Cellulose, Stearate, Stearic Acid, Magnesium Stearate.

How many labels does Hist-O-Cal have?

One label is on file, entered on November 25, 2013.

  1. Label 27798 (current) Entered November 25, 2013 · on the market · 90 tablets

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

Who makes it?

The label names Nutri-West (manufacturer), Douglas, WY. All Nutri-West products.

Where next?