ProveIt Supplements

Independent, evidence-based supplement analysis.

✓ Not Sponsored

✓ No Paid Reviews

✓ Science-Based

Company

  • About Us
  • Our Methodology
  • Contact
  • Blog
  • Authors

Legal

  • Privacy Policy
  • Terms of Service
  • Medical Disclaimer
  • Affiliate Disclosure

Resources

  • All Categories
  • Ingredient Database
  • Browse Supplements
  • FAQ

© 2025 ProveIt Supplements. All rights reserved.

Medical Disclaimer: The information provided is for educational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen.

Prove It
Browse SupplementsBlogAuthorsAboutMethodologyFAQ
Get Your Personalized Supplement StackSupplement Stack Quiz
Menu
HomeBrowse SupplementsBlogAuthorsAboutMethodologyFAQ
One 'n' Only

One 'n' Only

Pure Essence

#Multivitamin
73
Safety75
Efficacy70
Transparency75
Based on Examine, Wikipedia, and 23 other sources

Overview

One 'n' Only is a well-rounded multivitamin with many ingredients at effective doses, particularly the vitamins and key minerals. The inclusion of co-nutrients, superfoods, and herbal extracts adds broad-spectrum benefits, though the efficacy of specific sub-blends is less precisely estimable due to proprietary amounts. The higher quality forms of vitamins (e.g., Vitamin K2-MK7, Folate as MTHF) enhance overall effectiveness.

The Good

Comprehensive blend of vitamins, minerals, superfoods, and herbal extracts.

Utilizes high-quality forms of key nutrients (e.g., Vitamin D3, K2 as MK7, Folate as MTHF).

One-daily serving for convenience.

The Bad

Proprietary blends for Superfood Complex and Herbal Extracts limit transparency on individual ingredient dosages within those complexes.

Potassium amount is very low relative to daily needs.

Calcium and Magnesium are present in relatively low amounts for a multivitamin, not providing full daily requirements.

Is it for you?

Best For: General health maintenance, individuals seeking foundational nutrient support, busy lifestyles

Skip If: You are pregnant, nursing, taking medication, or have a medical condition without consulting a doctor.

Ingredients Analysis

Vitamin A

6000 mcg

Vitamin C

240 mg

Vitamin D3

25 mcg

Vitamin E

83 mg

Vitamin K2

20 mcg

Thiamine

22.5 mg

Riboflavin

25.5 mg

Niacin

25 mg

Vitamin B6

30 mg

Folate

400 mcg

Vitamin B12

100 mcg

Biotin

100 mcg

Pantothenic Acid

30 mg

Choline

50 mg

Calcium

32 mg

Iodine

150 mcg

Magnesium

25 mg

Zinc

15 mg

Selenium

100 mcg

Copper

1 mg

Manganese

2.5 mg

Chromium

100 mcg

Molybdenum

30 mcg

Potassium

5 mg

Superfood Complex

387.5 mg

Chlorella

Organic Spirulina

Organic Oat Grass Juice Extract

Organic North Atlantic Kelp

Herbal Extracts

220 mg

Codonopsis Extract

Astragalus Extract

Eleuthero Extract

Schizandra Extract

Fo-Ti Extract

Gynostemma Extract

Co-Nutrients

35 mg

Inositol

Mixed Tocopherol Complex

Bioflavonoids

50 mg

Hesperidin

Rutin

Quercetin

Minerals

26 mg

Ionic Sea Minerals

Boron Glycinate

Vanadium

Digestive Aids/Enzymes

10 mg

Protease

Amylase

Cellulase

Lactase

Lipase

Invertase

How to Use

Take one tablet daily with a meal or as directed by a healthcare professional.

Frequency:

Daily

Best Time:

Morning

When:

With food

Who Should Use This

Best For:

General health maintenance, individuals seeking foundational nutrient support, busy lifestyles

Similar Products

Folate (as Metafolin®) 1000 µg by Solgar®

Folate (as Metafolin®) 1000 µg

Solgar®

Folate 800 mcg DFE by Nature's Way

Folate 800 mcg DFE

Nature's Way

Folate 1667 mcg DFE Orange Blast by EZ Melts

Folate 1667 mcg DFE Orange Blast

EZ Melts

Folate by Haylie Pomroy

Folate

Haylie Pomroy

Folate 666 mcg DFE by Puritan's Pride

Folate 666 mcg DFE

Puritan's Pride

Folate by BIOVEA

Folate

BIOVEA

Recommended Articles

Herbal Boosters & COVID-19 Antivirals: Safe Mix?

Herbal Boosters & COVID-19 Antivirals: Safe Mix?

Herbal supplements may interact with COVID-19 antivirals, requiring careful consideration and further research.

2025's Top Vegan Protein Powders: A Buyer's Guide

2025's Top Vegan Protein Powders: A Buyer's Guide

In 2025, the best vegan protein powders are third-party tested, ensuring purity, safety, and high nutritional content.

Supplement Safety: Testing for Heavy Metals & Pesticides

Supplement Safety: Testing for Heavy Metals & Pesticides

Testing supplements for heavy metals and pesticides is crucial for consumer safety, with organizations like USP and NSF providing certifications to indicate rigorous testing.

Immune Supplements & Pregnancy Safety 2025

Immune Supplements & Pregnancy Safety 2025

The safety of immune-boosting supplements during pregnancy in 2025 hinges on supplement type, dosage, and health conditions.