PlainVitamins

Myo-Tone

by Nature's Way · tablet or pill · 80 tablets

  • On the market (NIH)
  • UPC 7 63948 01558 0
  • DSLD label 333760
  • Serving 2 tablets
  • 40 servings

Myo-Tone by Nature's Way lists 14 ingredients, 14 with an amount per serving of 2 tablets, such as 120 mg of vitamin C, 6.6 mcg (264 IU) of vitamin D3, 13 mg of vitamin E and 10 mg of thiamine, beside 2 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on June 25, 2025.

What is in Myo-Tone?

Each row as the label prints it, per serving of 2 tablets. 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).

Myo-Tone: Supplement Facts rows against the market (DSLD label 333760, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories5 Calories
Total Carbohydrates1 g1%Carbohydrate in Myo-Tone 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: 3 g.

Vitamin Cas Ascorbic Acid120 mg133%Vitamin C in Myo-Tone against 18,583 products120 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg120 mg

Higher than 51% of 18,583 products listing vitamin C (median 100 mg). Per day at the most servings: 360 mg.

Vitamin D3as Cholecalciferol6.6 mcg (264 IU)33%Vitamin D in Myo-Tone against 14,175 products6.6 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg6.6 mcg

82% of 14,175 products listing vitamin D give more (median 15 mcg). Per day at the most servings: 19.8 mcg.

Vitamin Eas D-Alpha-Tocopheryl Succinate13 mg87%
Thiamineas Thiamine Hydrochloride10 mg833%Thiamin in Myo-Tone against 9,830 products10 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg10 mg

Higher than 59% of 9,830 products listing thiamin (median 5 mg). Per day at the most servings: 30 mg.

Riboflavin10 mg769%Riboflavin in Myo-Tone against 9,824 products10 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg10 mg

Higher than 61% of 9,824 products listing riboflavin (median 4 mg). Per day at the most servings: 30 mg.

Niacin10 mg63%Niacin in Myo-Tone against 12,413 products10 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg10 mg

77% of 12,413 products listing niacin give more (median 20 mg). Per day at the most servings: 30 mg.

Vitamin B6as Pyridoxine Hydrochloride8 mg471%Vitamin B6 in Myo-Tone against 15,277 products8 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg8 mg

Higher than 53% of 15,277 products listing vitamin B6 (median 6 mg). Per day at the most servings: 24 mg.

Vitamin B12as Cyanocobalamin20 mcg833%Vitamin B12 in Myo-Tone against 14,425 products20 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg20 mcg

59% of 14,425 products listing vitamin B12 give more (median 36 mcg). Per day at the most servings: 60 mcg.

Cholineas Choline Bitartrate100 mg18%Choline in Myo-Tone against 4,738 products100 mg per serving; the middle half of products list 18 mg to 100 mg, the median 40 mg.DV 550 mgUL 3,500 mg100 mg

Higher than 72% of 4,738 products listing choline (median 40 mg). Per day at the most servings: 300 mg.

Calciumas Calcium Carbonate360 mg28%Calcium in Myo-Tone against 17,831 products360 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg360 mg

Higher than 81% of 17,831 products listing calcium (median 115 mg). Per day at the most servings: 1,080 mg.

Magnesiumas Magnesium Oxide60 mg14%Magnesium in Myo-Tone against 14,003 products60 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg60 mg

56% of 14,003 products listing magnesium give more (median 86 mg). Per day at the most servings: 180 mg.

Manganeseas Manganese Citrate3 mg130%Manganese in Myo-Tone against 7,016 products3 mg per serving; the middle half of products list 1 mg to 3.92 mg, the median 2 mg.DV 2.3 mgUL 11 mg3 mg

Higher than 71% of 7,016 products listing manganese (median 2 mg). Per day at the most servings: 9 mg.

Sodium5 mg1%Sodium in Myo-Tone against 14,514 products5 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.5 mg

89% of 14,514 products listing sodium give more (median 55 mg). Per day at the most servings: 15 mg.

Inositol100 mgInositol in Myo-Tone against 4,042 products100 mg per serving; the middle half of products list 10 mg to 80 mg, the median 30 mg.100 mg

Higher than 76% of 4,042 products listing inositol (median 30 mg). Per day at the most servings: 300 mg.

Betaine Hydrochloride60 mgBetaine Hydrochloride in Myo-Tone against 914 products60 mg per serving; the middle half of products list 25 mg to 178 mg, the median 50 mg.60 mg

Higher than 53% of 914 products listing betaine hydrochloride (median 50 mg). Per day at the most servings: 180 mg.

Source: NIH ODS Dietary Supplement Label Database, label 333760 (entered June 25, 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

The NIH database records 3 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.

Which products have the closest formulas?

The products whose ingredient lists overlap most with Myo-Tone'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
Recommendation: Adults take 2 tablets three times daily, preferably with food.
Warnings
Do not exceed recommended dose. Caution: Not recommended for use if peptic ulcer, gastritis, or heartburn is present.
If you are pregnant, nursing, or taking any medications, consult a healthcare professional before use.
Keep out of reach of children.
Safety sealed with inner seal. Do not use if seal is broken or missing.
Allergens and what it does not contain
Gluten free. No wheat, dairy, gelatin, or artificial colors.
Vegetarian Gelatin Free
Storage
Keep tightly closed. Store at room temperature. Avoid excessive heat and direct sunlight.

Source: label statements in DSLD label 333760.

What else is on the label?

Other ingredients: Cellulose, Sodium Croscarmellose, Stearic Acid, Magnesium Stearate, Hypromellose, Silica, Glycerin.

How many labels does Myo-Tone have?

3 labels are on file under this name since December 22, 2019: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 333760 (current) Entered June 25, 2025 · on the market · 80 tablets · UPC 7 63948 01558 0
  2. Label 229817 Entered July 23, 2020 · off the market January 23, 2024 · 80 tablets · UPC 7 63948 01558 0
  3. Label 212593 Entered December 22, 2019 · off the market March 24, 2020 · 80 tablets · UPC 7 63948 01558 0

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

Who makes it?

The label names Nature's Way Brands, LLC (manufacturer), Green Bay, WI. All Nature's Way products.

Where next?