PlainVitamins

EndorphiGen

by Lidtke · capsule · 120 vegan capsules

  • On the market (NIH)
  • UPC 6 30610 00326 1
  • DSLD label 261007
  • Serving 1 capsule
  • 120 servings

EndorphiGen by Lidtke lists 4 ingredients, 4 with an amount per serving of 1 capsule, such as 2 mg of vitamin B2, 2 mg of coenzyme vitamin B6 and 500 mg of D-phenylalanine. Its current label entered the NIH Dietary Supplement Label Database on February 23, 2022.

What is in EndorphiGen?

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).

EndorphiGen: Supplement Facts rows against the market (DSLD label 261007, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B2as Riboflavin2 mg115%Riboflavin in EndorphiGen against 9,824 products2 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg2 mg

60% of 9,824 products listing riboflavin give more (median 4 mg). Per day at the most servings: 6 mg.

Coenzyme Vitamin B62 mg100%Vitamin B6 in EndorphiGen against 15,277 products2 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg2 mg

69% of 15,277 products listing vitamin B6 give more (median 6 mg). Per day at the most servings: 6 mg.

Pyridoxal 5'-Phosphate3.5 mg
D-Phenylalanine500 mg

Source: NIH ODS Dietary Supplement Label Database, label 261007 (entered February 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?

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 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 EndorphiGen'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 (Adults): Take one (1) capsule three times daily on an empty stomach or as directed by your doctor. For increased support, take one (1) capsule six times daily or as directed by your doctor. For children, consult your doctor.
Warnings
Caution: Keep out of reach of children.
If you are pregnant, lactating, taking any medications, or have a medical condition, consult your doctor.
Discontinue use if adverse reaction occurs. Do not use if seal is damaged or missing.
Adverse events may be reported above.
Allergens and what it does not contain
No added gluten, yeast, wheat, soy, milk, eggs, nuts, fish, shellfish, sugar, preservatives, artificial color or flavor, or other common allergens. Non-GMO.
Storage
Keep lid tightly closed. Keep in a cool, dry place.

Source: label statements in DSLD label 261007.

What else is on the label?

Other ingredients: Arrowroot, vegan Capsule.

How many labels does EndorphiGen have?

4 labels are on file under this name since March 24, 2020: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 261007 (current) Entered February 23, 2022 · on the market · 120 vegan capsules · UPC 6 30610 00326 1
  2. Label 257194 Entered December 18, 2021 · on the market · 180 vegan capsules · UPC 6 30610 00390 2
  3. Label 257283 Entered November 19, 2021 · on the market · 60 vegan capsules · UPC 6 30610 00164 9
  4. Label 215144 Entered March 24, 2020 · on the market · 180 vegetarian capsules · UPC 6 30610 00390 2

DSLD also links this label to: Source QI (package size difference, same product).

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

Who makes it?

The label names Lidtke (manufacturer, distributor), Chandler, AZ. All Lidtke products.

Where next?