PlainVitamins

Optimum-Strength Testosterone UP PRO-GrowtH

by Irwin Naturals · softgel capsule · 60 liquid softgels

  • On the market (NIH)
  • UPC 8 40081 40711 0
  • DSLD label 323290
  • Serving 3 liquid soft-gels; amounts per 6 liquid soft-gels
  • 10 servings

Optimum-Strength Testosterone UP PRO-GrowtH by Irwin Naturals lists 17 ingredients, 15 with an amount per serving of 6 liquid soft-gels, such as 100 mcg (4,000 IU) of vitamin D3, 30 mg of zinc, 2 mg of copper and 2,700 mg of fish oil; 2 sit inside a blend without their own amounts, beside 5 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on April 24, 2025.

What is in Optimum-Strength Testosterone UP PRO-GrowtH?

Each row as the label prints it, per serving of 6 liquid soft-gels. 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).

Optimum-Strength Testosterone UP PRO-GrowtH: Supplement Facts rows against the market (DSLD label 323290, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories60 Calories
Total Fat4 g5%Fat (unspecified) in Optimum-Strength Testosterone UP PRO-GrowtH against 11,965 products4 g per serving; the middle half of products list 1 g to 2.5 g, the median 1.5 g.4 g

Higher than 84% of 11,965 products listing fat (unspecified) (median 1.5 g). Per day at the most servings: 8 g.

Saturated Fat2 g10%Saturated fat in Optimum-Strength Testosterone UP PRO-GrowtH against 5,234 products2 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1 g.2 g

Higher than 76% of 5,234 products listing saturated fat (median 1 g). Per day at the most servings: 4 g.

Cholesterol30 mg9%Cholesterol in Optimum-Strength Testosterone UP PRO-GrowtH against 5,275 products30 mg per serving; the middle half of products list 5 mg to 45 mg, the median 15 mg.30 mg

Higher than 65% of 5,275 products listing cholesterol (median 15 mg). Per day at the most servings: 60 mg.

Total Carbohydrates1 g1%Carbohydrate in Optimum-Strength Testosterone UP PRO-GrowtH against 21,979 products1 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.1 g

74% of 21,979 products listing carbohydrate give more (median 3 g). Per day at the most servings: 2 g.

Protein6 gProtein in Optimum-Strength Testosterone UP PRO-GrowtH against 8,985 products6 g per serving; the middle half of products list 2 g to 24 g, the median 16 g.6 g

63% of 8,985 products listing protein give more (median 16 g). Per day at the most servings: 12 g.

Vitamin D3as Cholecalciferol4000 IU100 mcg (4,000 IU)500%Vitamin D in Optimum-Strength Testosterone UP PRO-GrowtH against 14,175 products100 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg100 mcg

Higher than 92% of 14,175 products listing vitamin D (median 15 mcg). Per day at the most servings: 200 mcg. 2 times the adult UL a day.

Zincas Zinc Citrate30 mg273%Zinc in Optimum-Strength Testosterone UP PRO-GrowtH 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). Per day at the most servings: 60 mg. 1.5 times the adult UL a day.

Copperas Copper Citrate2 mg222%Copper in Optimum-Strength Testosterone UP PRO-GrowtH against 6,468 products2 mg per serving; the middle half of products list 0.5 mg to 2 mg, the median 1 mg.DV 0.9 mgUL 10 mg2 mg

Higher than 66% of 6,468 products listing copper (median 1 mg). Per day at the most servings: 4 mg.

Fish Oilas Anchovy, Sardine2,700 mgFish Oil in Optimum-Strength Testosterone UP PRO-GrowtH against 1,990 products2.7 g per serving; the middle half of products list 1 g to 2 g, the median 1.2 g.2.7 g

Higher than 91% of 1,990 products listing fish oil (median 1.2 g). Per day at the most servings: 5.4 g.

Eicosapentaenoic Acid18%486 mgEPA (Eicosapentaenoic Acid) in Optimum-Strength Testosterone UP PRO-GrowtH against 3,134 products486 mg per serving; the middle half of products list 120 mg to 590 mg, the median 300 mg.486 mg

Higher than 71% of 3,134 products listing EPA (eicosapentaenoic acid) (median 300 mg). Per day at the most servings: 972 mg.

Docosahexaenoic Acid12%324 mgDHA in Optimum-Strength Testosterone UP PRO-GrowtH against 3,627 products324 mg per serving; the middle half of products list 104 mg to 400 mg, the median 232 mg.324 mg

Higher than 67% of 3,627 products listing DHA (median 232 mg). Per day at the most servings: 648 mg.

Aqtivas Medium Chain Triglyceride Oil1,050 mgMedium Chain Triglycerides in Optimum-Strength Testosterone UP PRO-GrowtH against 559 products1.05 g per serving; the middle half of products list 0.5 g to 5 g, the median 1.5 g.1.05 g

58% of 559 products listing medium chain triglycerides give more (median 1.5 g). Per day at the most servings: 2.1 g.

Ksm-66as Ashwagandha Root Extract600 mgAshwagandha in Optimum-Strength Testosterone UP PRO-GrowtH against 1,646 products600 mg per serving; the middle half of products list 125 mg to 500 mg, the median 250 mg.600 mg

Higher than 79% of 1,646 products listing ashwagandha (median 250 mg). Per day at the most servings: 1,200 mg.

PrimaVieas Shilajit Extract500 mgShilajit in Optimum-Strength Testosterone UP PRO-GrowtH against 196 products500 mg per serving; the middle half of products list 100 mg to 500 mg, the median 250 mg.500 mg

Higher than 73% of 196 products listing shilajit (median 250 mg). Per day at the most servings: 1,000 mg.

L-Arginineas L-Arginine Hydrochloride500 mgArginine in Optimum-Strength Testosterone UP PRO-GrowtH against 1,455 products500 mg per serving; the middle half of products list 167 mg to 1,000 mg, the median 500 mg.500 mg

47% of 1,455 products listing arginine give more (median 500 mg). Per day at the most servings: 1,000 mg.

L-Lysineas L-Lysine Hydrochloride400 mgLysine in Optimum-Strength Testosterone UP PRO-GrowtH against 1,250 products400 mg per serving; the middle half of products list 148.25 mg to 996.25 mg, the median 500 mg.400 mg

56% of 1,250 products listing lysine give more (median 500 mg). Per day at the most servings: 800 mg.

L-Glutamine200 mgGlutamine in Optimum-Strength Testosterone UP PRO-GrowtH against 1,850 products0.2 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.0.2 g

80% of 1,850 products listing glutamine give more (median 1 g). Per day at the most servings: 0.4 g.

L-Ornithineas L-Ornithine Hydrochloride150 mgOrnithine in Optimum-Strength Testosterone UP PRO-GrowtH against 258 products150 mg per serving; the middle half of products list 100 mg to 900 mg, the median 400 mg.150 mg

71% of 258 products listing ornithine give more (median 400 mg). Per day at the most servings: 300 mg.

L-Glycine100 mgGlycine in Optimum-Strength Testosterone UP PRO-GrowtH against 1,078 products100 mg per serving; the middle half of products list 100 mg to 846 mg, the median 300 mg.100 mg

64% of 1,078 products listing glycine give more (median 300 mg). Per day at the most servings: 200 mg.

AstraGinas Asian Ginseng Root Extract, Astragalus membranaceus Root ExtractPanax notoginseng extract 50:1, Astragalus membranaceus extract 10:150 mg
Boronas Boron Chelate6 mgBoron in Optimum-Strength Testosterone UP PRO-GrowtH against 3,339 products6 mg per serving; the middle half of products list 0.3 mg to 2 mg, the median 1 mg.UL 20 mg6 mg

Higher than 96% of 3,339 products listing boron (median 1 mg). Per day at the most servings: 12 mg.

BioPerine Complex6 mg
Bioperineas Black Pepper Fruit Extract95% piperinein the blend, no amount given
Ginger Rhizome Extractas Gingerols5% gingerolsin the blend, no amount given

Source: NIH ODS Dietary Supplement Label Database, label 323290 (entered April 24, 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:

  • At 2 servings a day, the most its directions give, the label lists 200 mcg (8,000 IU) of vitamin D, 2 times the adult Tolerable Upper Intake Level.
  • At 2 servings a day, the most its directions give, the label lists 60 mg of zinc, 1.5 times the adult Tolerable Upper Intake Level.
  • Its 2.7 g of fish oil is higher than 91% of the 1,990 fish oil products that print an amount; 169 list more.
  • Its 6 mg of boron is higher than 96% of the 3,339 boron products that print an amount; 83 list more.

The NIH database records 2 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.

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: (Adult) On workout days, approximately 60 minutes prior to a workout and away from food intake, consume three (3) liquid soft-gels with a full glass (8oz) of water. Following the workout, take an additional three (3) liquid soft-gels with a full glass (8oz) of water, and away from food intake. On non-workout days, take six (6) liquid soft-gels with a full glass of water and at least 60-90 minutes before or after consuming a meal, preferably in the evening.
Warnings
Usage warnings: Do not use if safety seal is broken. This product contains an ingredients that may affect blood sugar. Do not exceed recommended daily intake. Warning: (State of California Prop 65) This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.
Check with your doctor before using this product if you are using medication or have any medical conditions. Do not use if you may become pregnant, are pregnant or nursing.
Not intended for use by persons under 18. Keep out of reach of children.
Contains: Dairy, fish (anchovy, sardine), tree nuts (coconut, palm kernel)
Allergens and what it does not contain
No preservatives added.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 323290.

What else is on the label?

Other ingredients: Gelatin, Water, Purified, Glycerin, Beeswax, Sunflower Lecithin, Caramel, Maltodextrin, Titanium Dioxide, St. John's Bread, Silicon Dioxide, Riboflavin.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Pass Quality Tested Guaranteed.

How many labels does Optimum-Strength Testosterone UP PRO-GrowtH have?

One label is on file, entered on April 24, 2025.

  1. Label 323290 (current) Entered April 24, 2025 · on the market · 60 liquid softgels · UPC 8 40081 40711 0

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

Who makes it?

The label names Irwin Naturals (manufacturer, distributor), Los Angeles, CA. All Irwin Naturals products.

Where next?