PlainVitamins

Test 3X Sx-7 Black Onyx

by MuscleTech · other (e.g. tea bag) · 120 caplets

  • On the market (NIH)
  • UPC 6 31656 60537 2
  • DSLD label 48160
  • Serving 4 caplets
  • 30 servings

Test 3X Sx-7 Black Onyx by MuscleTech lists 11 ingredients, 11 with an amount per serving of 4 caplets, such as 2 mg of vitamin B6, 200 mcg of folic acid, 1 mcg of vitamin B12 and 30 mg of zinc. Its current label entered the NIH Dietary Supplement Label Database on August 25, 2015.

What is in Test 3X Sx-7 Black Onyx?

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

Test 3X Sx-7 Black Onyx: Supplement Facts rows against the market (DSLD label 48160, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B6as Pyridoxine HydrochlorideVitamin B6 (Form: as Pyridoxine Hydrochloride)2 mg100%Vitamin B6 in Test 3X Sx-7 Black Onyx 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).

Folic Acid200 mcg50%Folate in Test 3X Sx-7 Black Onyx against 7,022 products200 mcg per serving; the middle half of products list 200 mcg to 400 mcg, the median 400 mcg.200 mcg

71% of 7,022 products listing folate give more (median 400 mcg).

Vitamin B12as CyanocobalaminVitamin B12 (Form: as Cyanocobalamin)1 mcg17%Vitamin B12 in Test 3X Sx-7 Black Onyx against 14,425 products1 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg1 mcg

98% of 14,425 products listing vitamin B12 give more (median 36 mcg).

Zincas Zinc GluconateZinc (Form: as Zinc Gluconate)30 mg200%Zinc in Test 3X Sx-7 Black Onyx against 13,186 products30 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg30 mg

Higher than 90% of 13,186 products listing zinc (median 11 mg).

Test Extreme Matrix {Combination Blend}no amount given
D-Aspartic Acid3.12 gD-Aspartic Acid in Test 3X Sx-7 Black Onyx against 134 products3.12 g per serving; the middle half of products list 1 g to 3 g, the median 2.3 g.3.12 g

Higher than 87% of 134 products listing D-aspartic acid (median 2.3 g).

Tribulus fruit extractas Tribulus terrestrisTribulus fruit extract (Form: as Tribulus terrestris (Form: standardized for 45% Saponins) Genus: Tribulus Species: terrestris) PlantPart: fruit250 mgTribulus in Test 3X Sx-7 Black Onyx against 555 products250 mg per serving; the middle half of products list 100 mg to 750 mg, the median 300 mg.250 mg

51% of 555 products listing tribulus give more (median 300 mg).

Boron Citrateas BoronBoron Citrate (Form: supplying 5% Boron)200 mg

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

Ashwagandha root and leaft extractas Withania somniferaAshwagandha root and leaft extract (Form: as Withania somnifera (Alt. Name: Sensoril(R)) Genus: Withania Species: somnifera) PlantPart: root and leaf125 mgAshwagandha in Test 3X Sx-7 Black Onyx against 1,646 products125 mg per serving; the middle half of products list 125 mg to 500 mg, the median 250 mg.125 mg

66% of 1,646 products listing ashwagandha give more (median 250 mg).

Safed musli leaf extractas Chlorophytum borivilianumSafed musli leaf extract (Form: as Chlorophytum borivilianum Genus: Chlorophytum Species: borivilianum) PlantPart: leaf100 mgSafed musli in Test 3X Sx-7 Black Onyx against 51 products100 mg per serving; the middle half of products list 100 mg to 500 mg, the median 250 mg.100 mg

67% of 51 products listing safed musli give more (median 250 mg).

Yaconas Smallanthus sonchifoliusYacon (Form: as Smallanthus sonchifolius Genus: Smallanthus Species: sonchifolius) PlantPart: root100 mgYacon in Test 3X Sx-7 Black Onyx against 32 products100 mg per serving; the middle half of products list 437.5 mg to 1,000 mg, the median 983 mg.100 mg

88% of 32 products listing yacon give more (median 983 mg).

Olive extractas Olea europaeaOlive extract (Form: as Olea europaea Genus: Olea Species: europaea) PlantPart: fruit Note: supplying oleuropein50 mgOlive in Test 3X Sx-7 Black Onyx against 822 products50 mg per serving; the middle half of products list 30 mg to 300 mg, the median 100 mg.50 mg

61% of 822 products listing olive give more (median 100 mg).

Source: NIH ODS Dietary Supplement Label Database, label 48160 (entered August 25, 2015), 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:

  • 98% of the 14,425 products that print an amount of vitamin B12 list more than its 1 mcg of vitamin B12 (median 36 mcg).
  • 88% of the 32 products that print an amount of yacon list more than its 100 mg of yacon (median 983 mg).

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 Test 3X Sx-7 Black Onyx'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: Take 1 serving (4 caplets) once daily with water. Do not exceed 1 serving (4 caplets) in a 24-hour period. Read the entire label before use and follow directions provided.
Warnings
Warning: Not intended for use by persons under 18.
Do not use if pregnant or nursing.
Consult a medical doctor before starting any diet or exercise program or if you have a medical condition or are taking any medication.
Keep out of reach of children.
Do not use if packaging has been tampered with.
Discontinue use two weeks prior to surgery.
Storage
Store in a cool, dry place (60(0)F to 80(0)F).

Source: label statements in DSLD label 48160.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Stearic Acid, Coating, Croscarmellose Sodium, Magnesium Stearate, Crospovidone, Silicon Dioxide, Acesulfame-Potassium.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Made in the USA with international ingredients.

How many labels does Test 3X Sx-7 Black Onyx have?

2 labels are on file under this name since August 25, 2015: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 48160 (current) Entered August 25, 2015 · on the market · 120 caplets · UPC 6 31656 60537 2
  2. Label 48120 Entered August 25, 2015 · off the market June 16, 2015 · 120 caplets · UPC 6 31656 60537 2

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

Who makes it?

The label names Iovate Health Sciences U.S.A. Inc. (distributor), Wilmington, DE. All MuscleTech products.

Where next?