PlainVitamins

Turn Down

by Isotonix Essentials · powder · 30 packets

  • On the market (NIH)
  • DSLD label 313419
  • Serving 13.3 g
  • 30 servings

Turn Down by Isotonix Essentials lists 12 ingredients, 12 with an amount per serving of 13.3 g, such as 360 mcg RAE of vitamin A, 600 mg of vitamin C, 12.5 mcg (500 IU) of vitamin D3 and 2.88 mg of riboflavin, beside 3 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on July 25, 2024.

What is in Turn Down?

Each row as the label prints it, per serving of 13.3 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).

Turn Down: Supplement Facts rows against the market (DSLD label 313419, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories20 Calories
Total Carbohydrates5 g2%Carbohydrate in Turn Down against 21,979 products5 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.5 g

Higher than 65% of 21,979 products listing carbohydrate (median 3 g).

Total Sugars5 gSugar in Turn Down against 11,807 products5 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.5 g

Higher than 78% of 11,807 products listing sugar (median 2 g).

Added Sugars4 g8%
Vitamin Aas Beta-Carotene360 mcg RAE40%
Vitamin Cas Ascorbic Acid600 mg667%Vitamin C in Turn Down against 18,583 products600 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg600 mg

Higher than 89% of 18,583 products listing vitamin C (median 100 mg).

Vitamin D3as Cholecalciferol12.5 mcg (500 IU)63%Vitamin D in Turn Down against 14,175 products12.5 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg12.5 mcg

53% of 14,175 products listing vitamin D give more (median 15 mcg).

Riboflavinas Riboflavin, Riboflavin 5-Phosphate2.88 mg222%Riboflavin in Turn Down against 9,824 products2.88 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg2.88 mg

57% of 9,824 products listing riboflavin give more (median 4 mg).

Niacin20 mg125%Niacin in Turn Down against 12,413 products20 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg20 mg

46% of 12,413 products listing niacin give more (median 20 mg).

Vitamin B6as Pyridoxine Hydrochloride4 mg235%Vitamin B6 in Turn Down against 15,277 products4 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg4 mg

59% of 15,277 products listing vitamin B6 give more (median 6 mg).

Calciumas Calcium Carbonate, Calcium Citrate, Calcium Lactate375 mg29%Calcium in Turn Down against 17,831 products375 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg375 mg

Higher than 82% of 17,831 products listing calcium (median 115 mg).

Magnesiumas Magnesium Carbonate, Magnesium Citrate, Magnesium Glycinate300 mg71%Magnesium in Turn Down against 14,003 products300 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg300 mg

Higher than 87% of 14,003 products listing magnesium (median 86 mg).

Manganeseas Manganese Sulfate0.5 mg22%Manganese in Turn Down against 7,016 products0.5 mg per serving; the middle half of products list 1 mg to 3.92 mg, the median 2 mg.DV 2.3 mgUL 11 mg0.5 mg

86% of 7,016 products listing manganese give more (median 2 mg).

Potassiumas Potassium Bicarbonate, Potassium Citrate380 mg8%Potassium in Turn Down against 11,614 products380 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg380 mg

Higher than 92% of 11,614 products listing potassium (median 99 mg).

Tryptophan500 mgTryptophan in Turn Down against 605 products500 mg per serving; the middle half of products list 55 mg to 471 mg, the median 123 mg.500 mg

Higher than 76% of 605 products listing tryptophan (median 123 mg).

Boronas Boron Citrate0.5 mgBoron in Turn Down against 3,339 products0.5 mg per serving; the middle half of products list 0.3 mg to 2 mg, the median 1 mg.UL 20 mg0.5 mg

65% of 3,339 products listing boron give more (median 1 mg).

Source: NIH ODS Dietary Supplement Label Database, label 313419 (entered July 25, 2024), 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:

  • 86% of the 7,016 products that print an amount of manganese list more than its 0.5 mg of manganese (median 2 mg).
  • Its 380 mg of potassium is higher than 92% of the 11,614 potassium products that print an amount; 938 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.

Which products have the closest formulas?

The products whose ingredient lists overlap most with Turn Down'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 for use 1 Pour contents of packet into a cup 2 Add 8 fl oz of water into the cup and stir As a dietary supplement, take once daily or as directed by your healthcare provider. Maximum absorption occurs when taken on an empty stomach. This product is isotonic only if the specified amount of water and powder are used.
Warnings
Warning: Magnesium should be used cautiously in individuals with reduced kidney function due to an increased risk of hypermagnesemia. Discontinue use and consult your healthcare provider if you experience diarrhea, abdominal cramping or discomfort. Do not use if packet has been opened.
If you are taking any other sleep aid, monoamine oxidase inhibitors (MAOI) or other antidepressants such as Zoloft or Paxil, psychoactive or tranquilizing drugs such as Klonopin or Valium, or pain medications such as Demerol or Ultram, consult your healthcare provider before using this product. Take this supplement separately from prescription drugs. If you are currently using any other prescription drugs or have an ongoing medical condition, consult your healthcare provider before using this product. If you are pregnant or breastfeeding, do not use this product.
Keep out of reach of children.
Allergens and what it does not contain
This product contains no added wheat, soy, yeast, gluten, artificial flavor, salt, preservatives or milk.
Gluten free
Storage
Store in a cool, dry, place.

Source: label statements in DSLD label 313419.

What else is on the label?

Other ingredients: Fructose, Citric Acid, Orange Juice, Powder, Malic Acid, Glucose, Orange Flavor, Natural, Maltodextrin, Silicon Dioxide, Rebaudioside A, Luo Han Guo fruit extract, Mango Flavor, Natural, Passionfruit Flavor, Natural, Sodium Bicarbonate, natural French Vanilla.

How many labels does Turn Down have?

One label is on file, entered on July 25, 2024.

  1. Label 313419 (current) Entered July 25, 2024 · on the market · 30 packets

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

Who makes it?

The label names Market America, Inc. (distributor), Greensboro, NC. All Isotonix Essentials products.

Where next?