PlainVitamins

P-5-P Plus Pyridoxal 5'-Phosphate with Magnesium

by Klaire Labs · capsule · 100 vegetarian capsules

  • Off the market since February 2025 (NIH)
  • UPC 7 09616 91110 5
  • DSLD label 322441
  • Serving 1 capsule
  • 100 servings

P-5-P Plus Pyridoxal 5'-Phosphate with Magnesium by Klaire Labs lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 30 mg of vitamin B6 and 100 mg of magnesium. Its current label entered the NIH Dietary Supplement Label Database on February 23, 2025.

What is in P-5-P Plus Pyridoxal 5'-Phosphate with Magnesium?

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

P-5-P Plus Pyridoxal 5'-Phosphate with Magnesium: Supplement Facts rows against the market (DSLD label 322441, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B6as Pyridoxal 5-Phosphate30 mg1,765%Vitamin B6 in P-5-P Plus Pyridoxal 5'-Phosphate with Magnesium against 15,277 products30 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg30 mg

Higher than 82% of 15,277 products listing vitamin B6 (median 6 mg).

Magnesiumas Albion Magnesium Oxide, Magnesium Bisglycinate ChelateTRAACS100 mg24%Magnesium in P-5-P Plus Pyridoxal 5'-Phosphate with Magnesium against 14,003 products100 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg100 mg

Higher than 51% of 14,003 products listing magnesium (median 86 mg).

Source: NIH ODS Dietary Supplement Label Database, label 322441 (entered February 23, 2025), 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

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: 1 capsule daily with food or as directed by a healthcare professional.
Warnings
Do not use if shrinkwrap is broken or missing.
Caution: If you are pregnant, nursing, have a medical condition, or taking prescription drugs, consult your physician before using this product.
Keep out of reach of children.
Allergens and what it does not contain
Free of the following common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, soybeans, and yeast. Contains no artificial colors, flavors, or preservatives.
Storage
Store in a cool, dry place (59 degrees F - 85 degrees F) away from direct light.

Source: label statements in DSLD label 322441.

What else is on the label?

Other ingredients: Hydroxypropyl Methylcellulose, Water, Ascorbyl Palmitate.

How many labels does P-5-P Plus Pyridoxal 5'-Phosphate with Magnesium have?

4 labels are on file under this name since April 25, 2014: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 322441 (current) Entered February 23, 2025 · off the market February 18, 2025 · 100 vegetarian capsules · UPC 7 09616 91110 5
  2. Label 281175 Entered January 23, 2023 · off the market March 2, 2023 · 100 vegetarian capsules · UPC 7 09616 91110 5
  3. Label 264662 Entered May 19, 2022 · off the market March 18, 2022 · 100 vegetarian capsules · UPC 7 09616 91110 5
  4. Label 32622 Entered April 25, 2014 · off the market October 8, 2021 · 100 vegetarian capsules · UPC 7 09616 91110 5

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

Who makes it?

The label names SFI USA (manufacturer), Reno, NV. All Klaire Labs products.

Where next?