By Dr. Rich Prather, D.C. · Editorial review: October 23, 2026. Product panels reviewed October 22; official prices and product listings rechecked October 23, 2026.
Comprehensive Core Round Quart provides 32 one-ounce servings in a familiar pour-and-measure bottle. It fits a routine built around a separate marked cup and a quart-size liquid supply. Here is how its serving cost, handling and ingredients compare with the other Core packages.
In this guide
Keep the label and measure together
Keep the liquid in its original labeled bottle, with the manufacture date visible and a clearly marked measure nearby. That arrangement keeps the ingredient list, serving directions and product identity together throughout use. Return the opened bottle to the refrigerator after each serving.
Who might prefer a standard round bottle?
The round quart is a straightforward choice if you like pouring into a separate marked measure. Its conventional bottle shape and 32-serving quantity may fit the routine you already have. If refrigerator fit is important, ask MEL for the current bottle dimensions before ordering.
Round or dispensing quart at the same price?
At the October 23, 2026 one-time price of $74 each, the round and dispensing quarts both cost $2.31 per one-ounce serving after rounding. Their reviewed label panels match per ounce. Choose the separate-measure or integrated-chamber setup you prefer at the same reviewed price.
The round quart works with a separate marked cup, while the dispensing quart keeps a chamber with the bottle. Both offer the reviewed liquid formula in a quart-size supply, so you can focus on which setup feels more convenient.
Set up the one-ounce routine
Keep the bottle label available, check the manufacture date and choose a clearly marked measure before your first serving. Shake well before each use, measure one fluid ounce, follow with eight ounces of water and return the opened bottle to the refrigerator. Do not estimate an ounce from an unmarked cap.
For repeat ordering, count servings rather than calendar months. At one labeled serving daily, a quart covers 32 days. Two adults each following their own one-serving daily routine would use it in 16 days. These supply examples help you plan when to reorder.
The round quart is a straightforward choice when the smaller purchase and familiar handling are what you want. If lowest cost per liquid serving is the deciding factor, compare the gallon and its pump cost; if built-in measuring matters most, compare the dispensing quart.
What ingredients does this option contain?
This table uses the verified liquid label amounts per one-fluid-ounce serving. The capsule formula differs. Vitamins and minerals form the nutritional foundation. Fruits, greens, enzyme preparations, amino acids and other specialty ingredients add separate categories. Expand the complete ingredient section for every named component and supporting ingredient.
| Ingredient / nutrient | Per full labeled serving |
|---|---|
| Vitamin A | 900 mcg RAE; CaroCare beta-carotene |
| Vitamin D3 | 125 mcg (5,000 IU); cholecalciferol |
| Vitamin K2 | 60 mcg; Mena-Q7 |
| Vitamin E / tocotrienols | Not declared |
| B1 (thiamine) | 20 mg; BenfoPure benfotiamine |
| B2 (riboflavin) | 20 mg; riboflavin 5′-phosphate |
| B3 (niacin) | 62 mg NE; niacinamide |
| B5 | 50 mg; Pantesin pantethine |
| B6 | 40 mg; pyridoxal 5′-phosphate |
| Folate | 680 mcg DFE; L-5-MTHF calcium |
| B12 — methylcobalamin | 200 mcg |
| B12 — adenosylcobalamin | 100 mcg |
| Biotin | 300 mcg |
| Betaine | 50 mg |
| Vitamin C | 400 mg; ascorbic acid with fruit polyphenols and bioflavonoids |
| Calcium | 200 mg; calcium ascorbate and lactate |
| Magnesium | 200 mg; Albion TRAACS magnesium bisglycinate and malate |
| Zinc | 11 mg; Albion TRAACS zinc chelate |
| Selenium | 55 mcg; L-selenomethionine |
| Copper | 450 mcg; Albion TRAACS copper chelate |
| Manganese | 1.15 mg; Albion TRAACS manganese chelate |
| Chromium | 100 mcg; Albion TRAACS chromium chelate |
| Molybdenum | 45 mcg; Albion TRAACS molybdenum chelate |
| Boron | 1 mg; BorOrganic |
| Iodine | 75 mcg; dulse sea algae and potassium iodide |
| MSM | 75 mg; OptiMSM |
| Humic and fulvic extracts with trace minerals and elements | 25 mg combined |
| N-acetyl-L-tyrosine | 50 mg |
| Quercetin | 50 mg |
| Rutin | 15 mg |
| N-acetylcysteine (NAC) | 50 mg |
| Curcumin / turmeric extract | 100 mg |
| Elderberry | 80 mg; BerryShield elderberry concentrate |
Complete liquid ingredients, blend components and supporting ingredients
Amounts are per 1 fl oz (2 tablespoons). Blend totals are combined weights, not the dose of each member. A component appearing in more than one label section is not automatically an additional dose.
| Label grouping | Declared amount | All named components |
|---|---|---|
| Mixed carotenoids | 175 mg | Organic carrot, broccoli and kale |
| Vitamin C accompanying fruit complex | 160 mg total | Organic acerola, camu camu, amla, orange peel, lemon peel, strawberry, mango and rose hips |
| Citrus bioflavonoid complex | 50 mg | Organic oranges, lemons and tangerines |
| Vitamin C accompanying polyphenols | Individual amounts undisclosed | organic grape, blueberry, cranberry, blackberry, raspberry and strawberry extracts |
| Immune vitamin C polyphenols and bioflavonoid antioxidant blend | 1,325 mg total; individual amounts undisclosed | Organic elderberry, blueberry, pomegranate, acai, cranberry, strawberry, blackberry, raspberry, cherry, apple, pear, red grape, bilberry extract, lemon, acerola, camu camu, rose hips, amla, orange peel and mango |
| Organic alkalizing greens and detox blend | 1,905 mg total; individual amounts undisclosed | Organic milk thistle, organic dandelion extract, curcumin/turmeric, organic spirulina algae, organic chlorella algae, organic moringa, organic globe artichoke, horsetail extract, Oregon grape root, organic astragalus, organic Atlantic kelp, organic carrot root, organic cabbage, organic broccoli, organic kale, and ginger extract (5% gingerols) |
| Cardiovascular and circulatory support blend | 1,395 mg total | Organic beet root 300 mg; CoQ10 50 mg; L-citrulline 50 mg; organic trans-resveratrol extract 10 mg; organic olive leaf extract 10 mg; organic pomegranate, organic blueberry concentrate, organic acai berry extract, grape seed extract, magnesium malate, organic hawthorn berry extract, organic green tea extract, organic garlic extract and noni extract (4:1), with remaining individual amounts undisclosed |
| GI health, integrity, digestive enzymatic and prebiotic fiber blend | Total amount undisclosed | BioCore complete digestive enzymes (activities below), bromelain from pineapple and papain from green papaya, masses undisclosed; organic digestion-resistant prebiotic fiber 200 mg; L-glutamine 100 mg |
| Essential protein amino acid blend | 200 mg total; individual amounts undisclosed | L-valine, L-tryptophan, L-threonine, L-histidine, L-isoleucine, L-leucine, L-lysine, L-methionine and L-phenylalanine |
| Essential fatty acids and phospholipids | 300 mg total; individual amounts undisclosed | Flax seed ALA omega-3 fatty acids and sunflower lecithin phospholipids |
Digestive enzyme activities
| Enzyme activity | Per full labeled serving |
|---|---|
| Protease 1 | 5,250 HUT |
| Protease 2 | 12.5 SAPU |
| Protease 3 | 0.5 AP |
| Amylase | 1,750 DU |
| Lipase | 250 FIP |
| Glucoamylase | 2.5 AGU |
| Invertase | 200 SU |
| Diastase | 750 DP |
Activity units describe the enzyme’s measured action and cannot be converted directly to milligrams. Bromelain and papain are named separately from these activities.
Other ingredients
Purified water; organic apple, organic pear, organic red grape juice concentrate, organic elderberry, organic blueberry, organic blackberry, organic cherry and organic cranberry juice concentrates; organic pomegranate juice concentrate; stevia leaf; organic vegetable glycerin USP; organic flavors; acids; natural preservatives.
Liquid macronutrients per serving: 48 calories, total fat less than 1 g, total carbohydrate 11 g, dietary fiber 4 g, total sugars 6 g, protein less than 1 g.
Methylcobalamin is a form of B12, L-5-MTHF is a form of folate, and mineral chelates describe how minerals are bound. The ingredient table shows these forms alongside the labeled serving amounts and combined blend totals.
Vitamins and minerals contribute to everyday nutrition and normal body functions. Explore the complete Comprehensive Core overview for its ingredient forms and format choices, and NIH’s multivitamin explanation for further reading. the complete Comprehensive Core overview NIH’s multivitamin explanation
How do you take the liquid?
MEL directs one fluid ounce daily, followed by eight ounces of pure water; it may be taken with food. Shake well before every use—settling is normal—and refrigerate after opening. The liquid serving is two tablespoons, not a dropperful or an unmarked capful. Use an appropriate marked measure.
The Core liquid label says to use within one year of manufacture; it does not provide a separate after-opening interval. Do not borrow the pH Balancer six-month instruction for Core. Check the date on your actual bottle. The gallon is 128 labeled servings, so a one-person daily routine takes 128 days; a quart takes 32 days. Storage space and the remaining shelf life matter as much as the headline price.
What should you check before choosing it?
Each full labeled serving supplies 125 mcg (5,000 IU) vitamin D3. That exceeds the general U.S. adult upper intake level of 100 mcg (4,000 IU) daily from all sources. A clinician may recommend more for a specific reason, but this is a reason to review total intake before starting. NIH vitamin D reference.
Both formulas contain vitamin K2, which matters if you use warfarin. Core provides 40 mg vitamin B6 per serving; long-term excess B6 can damage nerves. The active form is not a reason to ignore total exposure from other supplements. NIH vitamin B6 reference; NIH vitamin K interactions.
The labels advise consulting a healthcare provider before use, particularly if pregnant or nursing, taking medicines or other supplements, or managing known or suspected allergies. Keep out of reach of children. Bring the full ingredient list to that discussion. Liquid labels use broad terms such as flavors and natural preservatives without identifying every substance; ask MEL about a specific allergy rather than assuming those categories are allergen-free.
Compare the other Comprehensive Core options
Return to Mother Earth Labs Comprehensive Core for the broad product comparison. These version guides focus on the purchase and use of each package:
- Mother Earth Labs Comprehensive Core Capsules
- Mother Earth Labs Comprehensive Core Gallon
- Mother Earth Labs Comprehensive Core Dispensing Quart
- Mother Earth Labs Comprehensive Core Glass Quart
Related reading: liquid supplement storage; Comprehensive Core versus pH Balancer; Shop Mother Earth Labs.
Buy the exact round quart option
Confirm the current price, label and ordering details at MEL. The round quart contains 32 one-ounce liquid servings.
Buy Now — Comprehensive Core Round Quart Affiliate DisclosureSources and verification
- Official Comprehensive Core Round Quart product page — product identity, one-time price and available source panel, checked October 22, 2026.
- Official Supplement Facts and directions image
Price calculations use one-time prices rechecked October 23, 2026 and the actual labeled serving count. They exclude taxes, shipping, subscription pricing and discounts. Label facts refer to the displayed manufacturer panel, not an independent laboratory test. Packaging may change; read your actual bottle.
Look up nutrient names, forms and aliases in the health dictionary, or use the site’s Find Answers search. Dictionary product matches use the reviewed format-specific manufacturer labels.
Pingback: Mother Earth Labs Comprehensive Core Gallon - Core & Balancer
Pingback: Mother Earth Labs Comprehensive Core Dispensing Quart - Core & Balancer
Pingback: Mother Earth Labs Comprehensive Core Glass Quart - Core & Balancer
Pingback: Mother Earth Labs Comprehensive Core Capsules - Core & Balancer