PlainVitamins

Ester-C Effervescent 1000 mg Natural Orange Flavor

by NatureSmart · powder · 10 grams

  • On the market (NIH)
  • UPC 0 25077 74184 7
  • DSLD label 68748
  • Serving 10 g (1 packet)

Ester-C Effervescent 1000 mg Natural Orange Flavor by NatureSmart lists 21 ingredients, 15 with an amount per serving of 10 g, such as 1,026 mg of vitamin C, 0.38 mg of thiamine, 0.43 mg of riboflavin and 5 mg of niacin; 6 sit inside a blend without their own amounts, beside 3 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on December 23, 2016.

What is in Ester-C Effervescent 1000 mg Natural Orange Flavor?

Each row as the label prints it, per serving of 10 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).

Ester-C Effervescent 1000 mg Natural Orange Flavor: Supplement Facts rows against the market (DSLD label 68748, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories25 Calories
Total Carbohydrates6 g2%Carbohydrate in Ester-C Effervescent 1000 mg Natural Orange Flavor against 21,979 products6 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.6 g

Higher than 73% of 21,979 products listing carbohydrate (median 3 g).

Sugar5 gSugar in Ester-C Effervescent 1000 mg Natural Orange Flavor 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).

Vitamin Cas Ester-C Calcium AscorbateVitamin C (Form: as Ester-C Calcium Ascorbate)1,026 mg1,710%Vitamin C in Ester-C Effervescent 1000 mg Natural Orange Flavor against 18,583 products1,026 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg1,026 mg

Higher than 98% of 18,583 products listing vitamin C (median 100 mg).

Thiamineas Thiamine Hydrochloride, Vitamin B1Thiamin (Form: as Thiamin Hydrochloride) (Alt. Name: Vitamin B-1)0.38 mg25%Thiamin in Ester-C Effervescent 1000 mg Natural Orange Flavor against 9,830 products0.38 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg0.38 mg

93% of 9,830 products listing thiamin give more (median 5 mg).

Riboflavinas Vitamin B20.43 mg25%Riboflavin in Ester-C Effervescent 1000 mg Natural Orange Flavor against 9,824 products0.43 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg0.43 mg

92% of 9,824 products listing riboflavin give more (median 4 mg).

Niacinas NiacinamideNiacin (Form: as Niacinamide)5 mg25%Niacin in Ester-C Effervescent 1000 mg Natural Orange Flavor against 12,413 products5 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg5 mg

89% of 12,413 products listing niacin give more (median 20 mg).

Vitamin B6as Pyridoxine HydrochlorideVitamin B-6 (Form: as Pyridoxine Hydrochloride)10 mg500%Vitamin B6 in Ester-C Effervescent 1000 mg Natural Orange Flavor against 15,277 products10 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg10 mg

Higher than 55% of 15,277 products listing vitamin B6 (median 6 mg).

Folic Acid12.5 mcg3%Folate in Ester-C Effervescent 1000 mg Natural Orange Flavor against 7,022 products12.5 mcg per serving; the middle half of products list 200 mcg to 400 mcg, the median 400 mcg.12.5 mcg

98% of 7,022 products listing folate give more (median 400 mcg).

Vitamin B12as CyanocobalaminVitamin B-12 (Form: as Cyanocobalamin)25 mcg417%Vitamin B12 in Ester-C Effervescent 1000 mg Natural Orange Flavor against 14,425 products25 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg25 mcg

54% of 14,425 products listing vitamin B12 give more (median 36 mcg).

Pantothenic Acidas D-Calcium PantothenatePantothenic Acid (Form: as D-Calcium Pantothenate)2.5 mg25%Pantothenic Acid (Vitamin B5) in Ester-C Effervescent 1000 mg Natural Orange Flavor against 10,060 products2.5 mg per serving; the middle half of products list 6 mg to 50 mg, the median 12 mg.DV 5 mg2.5 mg

91% of 10,060 products listing pantothenic acid (vitamin B5) give more (median 12 mg).

Calciumas Calcium Carbonate, Dicalcium Phosphate, Ester-C Calcium AscorbateCalcium (Form: as Ester-C Calcium Ascorbate, Calcium Carbonate, Dicalcium Phosphate, and Monocalcium Phosphate)150 mg15%Calcium in Ester-C Effervescent 1000 mg Natural Orange Flavor against 17,831 products150 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg150 mg

Higher than 58% of 17,831 products listing calcium (median 115 mg).

Magnesiumas Magnesium Carbonate, Magnesium HydroxideMagnesium (Form: as Magnesium Hydroxide, and Magnesium Carbonate)60 mg15%Magnesium in Ester-C Effervescent 1000 mg Natural Orange Flavor 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).

Zincas Zinc AscorbateZinc (Form: as Zinc Ascorbate)2 mg13%Zinc in Ester-C Effervescent 1000 mg Natural Orange Flavor against 13,186 products2 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg2 mg

90% of 13,186 products listing zinc give more (median 11 mg).

Manganeseas Manganese GluconateManganese (Form: as Manganese Gluconate)0.5 mg25%Manganese in Ester-C Effervescent 1000 mg Natural Orange Flavor 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).

Chromiumas Chromium AscorbateChromium (Form: as Chromium Ascorbate)5 mcg4%Chromium in Ester-C Effervescent 1000 mg Natural Orange Flavor against 7,825 products5 mcg per serving; the middle half of products list 45 mcg to 200 mcg, the median 100 mcg.DV 35 mcg5 mcg

98% of 7,825 products listing chromium give more (median 100 mcg).

Chlorideas Sodium ChlorideChloride (Form: as Sodium Chloride)93 mg3%Chloride in Ester-C Effervescent 1000 mg Natural Orange Flavor against 1,476 products93 mg per serving; the middle half of products list 60 mg to 183.5 mg, the median 75 mg.DV 2,300 mgUL 3,600 mg93 mg

Higher than 59% of 1,476 products listing chloride (median 75 mg).

Sodiumas Sodium Bicarbonate, Sodium Chloride, Sodium PhosphateSodium (Form: as Sodium Chloride, Sodium Phosphate, and Sodium Bicarbonate)100 mg4%Sodium in Ester-C Effervescent 1000 mg Natural Orange Flavor against 14,514 products100 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.100 mg

Higher than 63% of 14,514 products listing sodium (median 55 mg).

Potassiumas Potassium Bicarbonate, Potassium PhosphatePotassium (Form: as Potassium Phosphate, and Potassium Bicarbonate)280 mg8%Potassium in Ester-C Effervescent 1000 mg Natural Orange Flavor against 11,614 products280 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg280 mg

Higher than 87% of 11,614 products listing potassium (median 99 mg).

Antioxidant Health Proprietary Blend58 mg
Stevia extractin the blend, no amount given
Quercetinin the blend, no amount given
Alpha Lipoic Acidin the blend, no amount given
Glycinein the blend, no amount given
L-Aspartic Acidin the blend, no amount given
N-Acetyl Cysteinein the blend, no amount given

Source: NIH ODS Dietary Supplement Label Database, label 68748 (entered December 23, 2016), 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 1,026 mg of vitamin C is higher than 98% of the 18,583 vitamin C products that print an amount; 423 list more.
  • 93% of the 9,830 products that print an amount of thiamin list more than its 0.38 mg of thiamin (median 5 mg).
  • 92% of the 9,824 products that print an amount of riboflavin list more than its 0.43 mg of riboflavin (median 4 mg).
  • 89% of the 12,413 products that print an amount of niacin list more than its 5 mg of niacin (median 20 mg).
  • 98% of the 7,022 products that print an amount of folate list more than its 12.5 mcg of folic acid (filed by NIH under folate) (median 400 mcg).
  • 91% of the 10,060 products that print an amount of pantothenic acid (vitamin B5) list more than its 2.5 mg of pantothenic acid (vitamin B5) (median 12 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 Ester-C Effervescent 1000 mg Natural Orange Flavor'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 adults, pour packet into 4-6 fl. oz. of water once daily. Stir or Shake.
Take once a day!
Warnings
Warning: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.
Discontinue use and consult your doctor if any adverse reactions occur.
Not intended for use by persons under the age of 18. Keep out of reach of children.
Do not use if packet is torn or open.
Allergens and what it does not contain
Non-GMO. No Gluten, no Wheat, no Milk, no Lactose, no Artificial Flavor, no Artificial Sweetener, no Soy, no Yeast, no Fish.
- Non-GMO - No artificial sweeteners
Storage
Store at room temperature.

Source: label statements in DSLD label 68748.

What else is on the label?

Other ingredients: Fructose, Maltodextrin, Malic Acid, Citric Acid, Contains Less Than 2% of.

How many labels does Ester-C Effervescent 1000 mg Natural Orange Flavor have?

One label is on file, entered on December 23, 2016.

  1. Label 68748 (current) Entered December 23, 2016 · on the market · 10 grams · UPC 0 25077 74184 7

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

Who makes it?

The label names NatureSmart, LLC (distributor), Bohemia, NY. All NatureSmart products.

Where next?