Mag Cal Plus

by Genestra Brands · tablet or pill · 90 tablets

  • On the market (NIH)
  • UPC 8 83196 10330 0
  • DSLD label 256881
  • Serving 1 tablet
  • 90 servings

Mag Cal Plus by Genestra Brands lists 7 ingredients, 7 with an amount per serving of 1 tablet, such as 9 mg of vitamin C, 2.5 mcg (100 IU) of vitamin D3, 6.25 mg of niacin and 2.5 mg of vitamin B6. Its current label entered the NIH Dietary Supplement Label Database on November 19, 2021.

What is in Mag Cal Plus?

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).

Mag Cal Plus: Supplement Facts rows against the market (DSLD label 256881, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbyl PalmitateVitamin C (Form: as Ascorbyl Palmitate)9 mg10%Vitamin C in Mag Cal Plus against 18,583 products9 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg9 mg

96% of 18,583 products listing vitamin C give more (median 100 mg). Per day at the most servings: 27 mg.

Vitamin D3as Cholecalciferol2.5 mcg (100 IU)13%Vitamin D in Mag Cal Plus against 14,175 products2.5 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg2.5 mcg

92% of 14,175 products listing vitamin D give more (median 15 mcg). Per day at the most servings: 7.5 mcg.

Niacinas NiacinamideNiacin (Form: as Niacinamide)6.25 mg39%Niacin in Mag Cal Plus against 12,413 products6.25 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg6.25 mg

88% of 12,413 products listing niacin give more (median 20 mg). Per day at the most servings: 18.75 mg.

Vitamin B6as Pyridoxine HydrochlorideVitamin B6 (Form: as Pyridoxine Hydrochloride)2.5 mg147%Vitamin B6 in Mag Cal Plus against 15,277 products2.5 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg2.5 mg

67% of 15,277 products listing vitamin B6 give more (median 6 mg). Per day at the most servings: 7.5 mg.

Calciumas Calcium Carbonate, Calcium Citrate Tetrahydrate100 mg8%Calcium in Mag Cal Plus against 17,831 products100 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg100 mg

53% of 17,831 products listing calcium give more (median 115 mg). Per day at the most servings: 300 mg.

Magnesiumas Magnesium Citrate, Magnesium Oxide150 mg36%Magnesium in Mag Cal Plus against 14,003 products150 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg150 mg

Higher than 70% of 14,003 products listing magnesium (median 86 mg). Per day at the most servings: 450 mg. 1.3 times the adult UL a day.

Valerian root extract25 mgValerian in Mag Cal Plus against 647 products25 mg per serving; the middle half of products list 80 mg to 450 mg, the median 200 mg.25 mg

91% of 647 products listing valerian give more (median 200 mg). Per day at the most servings: 75 mg.

Source: NIH ODS Dietary Supplement Label Database, label 256881 (entered November 19, 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:

  • 96% of the 18,583 products that print an amount of vitamin C list more than its 9 mg of vitamin C (median 100 mg).
  • 92% of the 14,175 products that print an amount of vitamin D list more than its 2.5 mcg (100 IU) of vitamin D (median 15 mcg (600 IU)).
  • At 3 servings a day, the most its directions give, the label lists 450 mg of magnesium, 1.3 times the adult Tolerable Upper Intake Level.
  • 91% of the 647 products that print an amount of valerian list more than its 25 mg of valerian (median 200 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 Mag Cal Plus'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
Recommended dose: Take 1 tablet 3 times daily with meals, a few hours before or after taking medications, or as recommended by your health professional.
Warnings
Warning: If you are pregnant or lactating, have any health condition or are taking any medication, consult your health professional before use.
Avoid taking with alcohol or products that cause drowsiness. Some people may experience diarrhea or drowsiness. Exercise caution if operating heavy machinery, driving a motor vehicle or involved in activities requiring mental alertness.
Keep out of the reach of children.
Use only if safety seal is intact.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 256881.

What else is on the label?

Other ingredients: Cellulose, Hyprolose, Croscarmellose Sodium, Hypromellose, Glycerin, Silica.

How many labels does Mag Cal Plus have?

3 labels are on file under this name since January 25, 2016: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 256881 (current) Entered November 19, 2021 · on the market · 90 tablets · UPC 8 83196 10330 0
  2. Label 202788 Entered May 28, 2019 · off the market July 21, 2021 · 90 tablets · UPC 8 83196 10330 0
  3. Label 55821 Entered January 25, 2016 · off the market November 8, 2024 · 90 tablets · UPC 883196 10330

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

Who makes it?

The label names Seroyal USA (distributor), Pittsburgh, PA. All Genestra Brands products.

Where next?