Kal: C Crystals 8oz

C Crystals - 8oz



by   Kal
*MSRP:
$30.89
Our Price:
$24.71
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$18.54ea.
Buy: at $24.71
(3 for $ 24.71ea.= $ 74.13 )
UPC: 021245103196
# 10319

KAL C Crystals (8 oz / 227 g) - 100% Pure Crystalline Ascorbic Acid Powder

Support your daily vitality, immune defense, and collagen synthesis with KAL® C-Crystals™. Formulated with 100% pure crystalline ascorbic acid, this high-potency Vitamin C powder delivers a concentrated 1,250 mg of Vitamin C per 1/4 teaspoon - with zero fillers, binders, artificial sweeteners, or excipients. Because it comes in an unadulterated crystal format, KAL C Crystals dissolve quickly into pure water, fruit juices, or morning smoothies. Beyond daily nutritional supplementation, its pharmaceutical-grade purity makes it an ideal, food-safe antioxidant for home canning and produce preservation to prevent fruit browning naturally.

Product Highlights at a Glance

  • Ultra-Concentrated Potency: 1,250 mg of Vitamin C (ascorbic acid) per 1/4 teaspoon serving (1,389% Daily Value).
  • 100% Pure & Additive-Free: Contains no excipients, anti-caking agents, starch, sugar, or preservatives.
  • 180 Servings Per Bottle: Exceptional value with an 8 oz (227 g) tub providing a 6-month supply at one serving per day.
  • Rapid Solubility: Ultra-fine crystalline structure dissolves cleanly without gritty sediment.
  • Dual-Use Functionality: Designed for both dietary supplementation and culinary home canning/freezing preservation.
  • Third-Party Tested & Heritage Brand: Backed by KAL’s 90+ years of supplement formulation and rigorous laboratory purity testing.

Key Health Benefits of Crystalline Vitamin C

1. Potent Cellular Antioxidant & Immune Defense

Vitamin C is a foundational, water-soluble antioxidant that actively neutralizes reactive oxygen species (free radicals). It helps protect cellular structures, lipids, and DNA from oxidative stress caused by metabolic byproducts and environmental toxins, while supporting optimal white blood cell activity.

2. Essential for Natural Collagen Synthesis

Collagen is the primary structural protein holding together skin, joints, tendons, gums, and blood vessels. Vitamin C acts as an indispensable cofactor for the enzymes prolyl hydroxylase and lysyl hydroxylase, which stabilize collagen fibers. Supplementing with pure ascorbic acid supports skin elasticity, tissue repair, and cardiovascular wall integrity.

3. Enhanced Dietary Iron Absorption

Taking ascorbic acid alongside meals significantly enhances the bioavailability of non-heme iron (the iron found in plant-based foods and leafy greens). It converts iron into an easily absorbable form in the digestive tract, supporting red blood cell production and combating fatigue.

4. Customizable, Easy-to-Swallow Dosing

Large 1,000 mg Vitamin C horse-pills and capsules can be difficult to swallow and often contain synthetic flow agents (like magnesium stearate and silicon dioxide). Crystals eliminate swallowing difficulties and allow you to micro-adjust your dosage to fit your exact daily health protocol.

Complete Supplement Facts & Ingredients

Supplement Facts Serving Size: 1/4 Teaspoon (Approx. 1.26 g) Servings Per Container: Approx. 180
Nutrient Amount Per Serving % Daily Value (DV)
Calories 5 -
Total Carbohydrates 1 g <1%†
Vitamin C (as 100% Pure Ascorbic Acid) 1,250 mg 1,389%
† Percent Daily Value is based on a 2,000-calorie diet.
  • Other Ingredients: None.
  • Allergen & Quality Statement: Formulated without yeast, wheat, gluten, soy, milk, egg, fish, shellfish, artificial flavors, synthetic preservatives, or animal byproducts. Suitable for vegans and vegetarians.

How KAL C Crystals Compare

Feature KAL C Crystals (8 oz) Standard Vitamin C Tablets Buffered Vitamin C (Calcium/Sodium Ascorbate)
Purity 100% Pure Ascorbic Acid Often contains binders, coatings & stearates Mixed with calcium, sodium, or magnesium minerals
Fillers / Additives Zero (0) Microcrystalline cellulose, silica, stearic acid Occasional binders depending on form
Dosing Control Fully customizable (by the pinch or 1/4 tsp) Fixed (500 mg or 1,000 mg) Fixed per scoop/capsule
Versatility Drinks, smoothies & home canning Ingestion only Ingestion only
Taste Profile Crisp, tart, lemon-like flavor Chalky / unflavored swallowable pill Mild, slightly salty or chalky mineral taste

Suggested Use & Preparation

For Daily Nutritional Supplementation:

  • Directions: Dissolve 1/4 teaspoon (1.26 g) thoroughly into 6 to 8 ounces of chilled water, unsweetened fruit juice, or your favorite smoothie. Take once daily, preferably with or immediately after a meal to optimize absorption.
  • Pro-Tip: The tart, citrusy punch of pure ascorbic acid pairs exceptionally well with fresh orange juice, lemonade, iced tea, or electrolyte mixes.

For Home Canning, Freezing & Food Prep:

  • Pure crystalline ascorbic acid prevents enzymatic browning and oxidation in fresh-cut fruits (apples, peaches, pears) during dehydration, freezing, or water-bath canning.
  • Consult your specific USDA or Ball canning recipe for exact measurements (typically 1/2 teaspoon dissolved in cold water per quart of fruit soak).

Storage Guidelines:

Store in a cool, dark, and dry environment. Keep the lid tightly sealed between uses to protect the crystalline powder from ambient moisture and clumping.

Frequently Asked Questions (FAQ)

What is the difference between Vitamin C crystals and Vitamin C powder?

Vitamin C crystals and Vitamin C powder both provide ascorbic acid; however, "crystals" undergo a crystallization process that results in a uniform, sparkling granular texture similar to fine table sugar. This form tends to be less prone to airborne dust when measuring and dissolves smoothly into liquids without forming gummy clumps.

What does KAL C Crystals powder taste like?

Because it is 100% unadulterated ascorbic acid, it has a sharp, tart, and sour flavor very similar to natural lemon juice or citric acid. It has no artificial sweetness, bitterness, or chemical aftertaste. If the tartness is too intense in plain water, simply stir it into apple juice, orange juice, or blend it into a fruit smoothie.

Is this form of Vitamin C unbuffered or buffered?

KAL C Crystals are unbuffered, pure ascorbic acid. This is the bio-identical form of Vitamin C found in nature. If you have an ultra-sensitive stomach or experience acid reflux, consider taking it with food, splitting your dose throughout the day, or looking into a buffered ascorbate supplement (such as calcium ascorbate or sodium ascorbate), which pairs ascorbic acid with a buffering mineral to neutralize acidity.

How many milligrams of Vitamin C are in a full teaspoon?

A single 1/4 teaspoon serving delivers 1,250 mg of pure Vitamin C. Therefore, one full level teaspoon provides approximately 5,000 mg of Vitamin C. Always measure with a standard measuring spoon to achieve your target dose.

Can KAL C Crystals be used for topical DIY Vitamin C serums?

While KAL C Crystals consist of pure food-grade L-ascorbic acid, this product is formulated specifically as an oral dietary supplement and food preserver. Making DIY topical serums requires precise pH calibration (between 2.5 and 3.5) and stabilization agents to prevent immediate oxidation and skin irritation.

Why does the label say it can be used for canning?

Ascorbic acid is a natural, organic antioxidant. In canning and food dehydration, oxygen exposure causes light-colored produce like peaches, apples, and potatoes to turn brown. Dissolving ascorbic acid crystals in the soaking water prevents oxidation naturally without altering the natural flavor profile of your produce.
Helpful Customer Reviews
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Review of C Crystals - Kal Product 10319
Reviewed by cassie18
Monday, January 24, 2011
Rating: 5/5

vitamin C is an important part of anyones diet. They are essensial in keeping your skin, bones and teeth healthy, and keeping a good immune system. these crystals are easy on your stomach, you can mix them with any juice drink or even just water, so are very convenient supplement to anyones diet. a quarter of a teaspoon a day is all you need to keep your body healthy. $14.33 is a very good price, you get 8oz of crystal powder which is enough to last for a long time. you only need to mix 1/4 of a teaspoon to your drink at mealtimes to suppliment your diet properly.

cassie18 , uk
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