PlainVitamins

Semenax

by Leading Edge Health · capsule · 120 capsules

  • On the market (NIH)
  • UPC 6 28043 00220 3
  • DSLD label 336130
  • Serving 4 capsules
  • 30 servings

Semenax by Leading Edge Health lists 18 ingredients, 18 with an amount per serving of 4 capsules, such as 60 IU of vitamin E, 30 mg of zinc aspartate, 500 mg of butea superba and 500 mg of L-carnitine. Its current label entered the NIH Dietary Supplement Label Database on August 22, 2025.

What is in Semenax?

Each row as the label prints it, per serving of 4 capsules. 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).

Semenax: Supplement Facts rows against the market (DSLD label 336130, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Eas DL-Alpha-Tocopherol Acetate60 IU200%Vitamin E in Semenax against 6,459 products60 IU per serving; the middle half of products list 15 IU to 100 IU, the median 30 IU.60 IU

Higher than 65% of 6,459 products listing vitamin E (median 30 IU).

Zinc Aspartateas Zinc20% elemental zinc30 mg40%

The label names the compound (Zinc Aspartate); its amount is likely the compound's weight, not the zinc it holds, so it is not placed among other products.

Butea superba500 mg
L-Carnitine500 mgL-Carnitine in Semenax against 1,338 products500 mg per serving; the middle half of products list 110.5 mg to 1,000 mg, the median 500 mg.500 mg

38% of 1,338 products listing L-carnitine give more (median 500 mg).

Maca400 mgMaca in Semenax against 728 products400 mg per serving; the middle half of products list 118.13 mg to 600 mg, the median 250 mg.400 mg

Higher than 59% of 728 products listing maca (median 250 mg).

Pine Bark Extract300 mgPine in Semenax against 220 products300 mg per serving; the middle half of products list 25 mg to 180 mg, the median 83 mg.300 mg

Higher than 91% of 220 products listing pine (median 83 mg).

L-Arginine Hydrochloride250 mgArginine in Semenax against 1,455 products250 mg per serving; the middle half of products list 167 mg to 1,000 mg, the median 500 mg.250 mg

66% of 1,455 products listing arginine give more (median 500 mg).

L-Lysine250 mgLysine in Semenax against 1,250 products250 mg per serving; the middle half of products list 148.25 mg to 996.25 mg, the median 500 mg.250 mg

63% of 1,250 products listing lysine give more (median 500 mg).

Catuaba200 mgCatuaba in Semenax against 70 products200 mg per serving; the middle half of products list 56.35 mg to 983 mg, the median 150 mg.200 mg

Higher than 51% of 70 products listing catuaba (median 150 mg).

Epimedium sagittatum150 mgEpimedium in Semenax against 311 products150 mg per serving; the middle half of products list 95 mg to 550 mg, the median 200 mg.150 mg

53% of 311 products listing epimedium give more (median 200 mg).

Muira Puama100 mgMuira Puama in Semenax against 193 products100 mg per serving; the middle half of products list 20 mg to 150 mg, the median 50 mg.100 mg

Higher than 60% of 193 products listing muira puama (median 50 mg).

Hawthorn50 mgHawthorn in Semenax against 589 products50 mg per serving; the middle half of products list 75 mg to 400 mg, the median 200 mg.50 mg

78% of 589 products listing hawthorn give more (median 200 mg).

Cranberry seed extract50 mgCranberry in Semenax against 1,064 products50 mg per serving; the middle half of products list 97.5 mg to 500 mg, the median 250 mg.50 mg

80% of 1,064 products listing cranberry give more (median 250 mg).

Tribulus terrestris50 mg
Avena sativa Seed Extract50 mgOats in Semenax against 304 products50 mg per serving; the middle half of products list 50 mg to 500 mg, the median 187.5 mg.50 mg

73% of 304 products listing oats give more (median 187.5 mg).

Sarsaparilla50 mg
Swedish Flower50 mg
Pumpkin30 mgPumpkin in Semenax against 294 products30 mg per serving; the middle half of products list 30 mg to 200 mg, the median 80 mg.30 mg

70% of 294 products listing pumpkin give more (median 80 mg).

Source: NIH ODS Dietary Supplement Label Database, label 336130 (entered August 22, 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?

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:

  • Its 300 mg of pine is higher than 91% of the 220 pine products that print an amount; 17 list more.

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
Recommended dosage 4 Capsules daily. Best taken with meals.
Warnings
Keep out of reach of children.
It is recommended to consult your health provider before beginning any nutritional program. This product is not intended to affect or treat any medical condition.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 336130.

What else is on the label?

Other ingredients: Cellulose, Gelatin, Stearate, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Check Authenticity Visit Code-Verify.com & input Code: 9999 9999 9999 99999 Leading Edge Health Product Security Seal.

How many labels does Semenax have?

2 labels are on file under this name since August 23, 2022: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 336130 (current) Entered August 22, 2025 · on the market · 120 capsules · UPC 6 28043 00220 3
  2. Label 272202 Entered August 23, 2022 · off the market April 22, 2025 · 120 capsules · UPC 6 28043 00220 3

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

Who makes it?

The label names Leading Edge Health (distributor), Elizabethton, TN. All Leading Edge Health products.

Where next?