PlainVitamins

Alpha KG+

by Metabolic Maintenance · capsule · 60 capsules

  • On the market (NIH)
  • UPC 8 38287 00600 8
  • DSLD label 24728
  • Serving 1 capsule

Alpha KG+ by Metabolic Maintenance lists 5 ingredients, 5 with an amount per serving of 1 capsule, such as 10 mg of vitamin B6, 40 mg of magnesium, 60 mg of potassium and 300 mg of alpha-ketoglutaric acid. Its current label entered the NIH Dietary Supplement Label Database on August 23, 2013.

What is in Alpha KG+?

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).

Alpha KG+: Supplement Facts rows against the market (DSLD label 24728, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B6as Pyridoxine HydrochlorideVitamin B-6 (Form: as Pyridoxine HCl)10 mg500%Vitamin B6 in Alpha KG+ against 15,277 products10 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg10 mg

Higher than 55% of 15,277 products listing vitamin B6 (median 6 mg).

Magnesiumas Magnesium Aspartate, Magnesium CitrateMagnesium (Form: as Magnesium Citrate, and {Magnesium} Aspartate)40 mg10%Magnesium in Alpha KG+ against 14,003 products40 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg40 mg

70% of 14,003 products listing magnesium give more (median 86 mg).

Potassiumas Potassium Aspartate, Potassium CitratePotassium (Form: as Potassium Citrate, and {Potassium} Aspartate)60 mg2%Potassium in Alpha KG+ against 11,614 products60 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg60 mg

69% of 11,614 products listing potassium give more (median 99 mg).

Alpha-Ketoglutaric Acid300 mgAlpha-Ketoglutarate in Alpha KG+ against 51 products300 mg per serving; the middle half of products list 50 mg to 300 mg, the median 150 mg.300 mg

Higher than 53% of 51 products listing alpha-ketoglutarate (median 150 mg).

Aspartic Acid50 mgAspartic Acid in Alpha KG+ against 377 products50 mg per serving; the middle half of products list 106 mg to 1,846 mg, the median 337 mg.50 mg

87% of 377 products listing aspartic acid give more (median 337 mg).

Source: NIH ODS Dietary Supplement Label Database, label 24728 (entered August 23, 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?

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?

The products whose ingredient lists overlap most with Alpha KG+'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
DIRECTIONS: One (1) capsule daily as a dietary supplement, or as directed by a Doctor.
Warnings
KEEP OUT OF THE REACH OF CHILDREN.
CAUTION: Pregnant or lactating women, consult your healthcare professional before taking this product.
Allergens and what it does not contain
Excipient-free.
Storage
STORAGE: Keep tightly closed in a dry place; do not expose to excessive heat.

Source: label statements in DSLD label 24728.

What else is on the label?

Other ingredients: vegetarian capsule, L-Leucine.

How many labels does Alpha KG+ have?

One label is on file, entered on August 23, 2013.

  1. Label 24728 (current) Entered August 23, 2013 · on the market · 60 capsules · UPC 8 38287 00600 8

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

Who makes it?

The label names Metabolic Maintenance Products (manufacturer), Sisters, Oregon. All Metabolic Maintenance products.

Where next?