PlainVitamins

Formula 19 Black Currant

by Blackstone Labs · powder · 2.07 kg

  • On the market (NIH)
  • UPC 6 96302 49559 2
  • DSLD label 219481
  • Serving 68.85 to 137.7 g (1-2 scoops); amounts per 68.85 g
  • 30 servings

Formula 19 Black Currant by Blackstone Labs lists 6 ingredients, 4 with an amount per serving of 68.85 g, such as 40 mg of magnesium, 9 g of L-glutamine, 5 g of L-leucine and 1 g of magnesium glycyl glutamine; 2 sit inside a blend without their own amounts, beside 2 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on May 22, 2020.

What is in Formula 19 Black Currant?

Each row as the label prints it, per serving of 68.85 g. 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).

Formula 19 Black Currant: Supplement Facts rows against the market (DSLD label 219481, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories200 Calories
Total Carbohydrates50 g9%Carbohydrate in Formula 19 Black Currant against 21,979 products50 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.50 g

Higher than 98% of 21,979 products listing carbohydrate (median 3 g).

Sodium700 mg39%Sodium in Formula 19 Black Currant against 14,514 products700 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.700 mg

Higher than 98% of 14,514 products listing sodium (median 55 mg).

Magnesium40 mg10%Magnesium in Formula 19 Black Currant 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).

R3 Carbohydrate Blend50 g
Polysaccharidesin the blend, no amount given
Monosaccharidesin the blend, no amount given
Trisaccharidesin the blend, no amount given
L-Glutamine9 gGlutamine in Formula 19 Black Currant against 1,850 products9 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.9 g

Higher than 98% of 1,850 products listing glutamine (median 1 g).

L-Leucine5 gLeucine in Formula 19 Black Currant against 2,056 products5 g per serving; the middle half of products list 1 g to 3.5 g, the median 2.5 g.5 g

Higher than 88% of 2,056 products listing leucine (median 2.5 g).

Magnesium Glycyl Glutamine1 g

Source: NIH ODS Dietary Supplement Label Database, label 219481 (entered May 22, 2020), 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:

  • Its 9 g of L-glutamine (filed by NIH under glutamine) is higher than 98% of the 1,850 glutamine products that print an amount; 29 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
Directions For Men: As a dietary supplement, mix 2 scoops in 8-10 oz of water and take post workout on training days. For Women: As a dietary supplement, mix 1 scoop in 8-10 oz of water and take post workout on training days. Can additionally be taken pre-workout for additional energy.
Warnings
Warning Keep out of reach of children. This product should not be taken by individuals under 18 years of age.
Consult a licensed health professional before taking this product. This product is not intended as a sole source of nutrition and should be consumed in conjunction with an appropriate physical training or exercise program.
You should not take this product if you have any current or pre-existing medical conditions, or if you are pregnant or nursing. Do not take this product with alcohol, or if you are currently taking any prescription or over-the-counter medications.
Do not exceed recommended serving, as it could result in serious adverse health effects. If you experience any unusually rapid heartbeat, dizziness, severe headache, or shortness of breath, discontinue use immediately and consult your doctor.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 219481.

What else is on the label?

Other ingredients: Citric Acid, Sodium Chloride, Natural and Artificial flavors, Maltodextrin, Sucralose, Silica.

How many labels does Formula 19 Black Currant have?

2 labels are on file under this name since July 24, 2019: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 219481 (current) Entered May 22, 2020 · on the market · 2.07 kg · UPC 6 96302 49559 2
  2. Label 204939 Entered July 24, 2019 · on the market · 36.43 ozs · UPC 6 36391 88256 9

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

Who makes it?

The label names Blackstone Labs (distributor), Boca Raton, FL. All Blackstone Labs products.

Where next?