Calcium vs Vitamin B2

TL;DR

Quick comparison: Calcium and Vitamin B2 have 0 overlapping categories and appear together in 23 products.

•Choose Calcium if: Most abundant mineral in the body, with 99% stored in bones and teeth. Essential...
•Choose Vitamin B2 if: Riboflavin 5-Phosphate, the active vitamin B2 form, supports energy metabolism, ...
•Take both if: You want comprehensive coverage across 0 shared categories.

564 products

analyzed in our comprehensive supplement database

Source: MoodStack Database (2026)

Side-by-Side Comparison

Feature	Calcium	Vitamin B2
Type	mineral	vitamin
Common Dosage	1000-1200 mg daily	25mg
Best Bioavailability	Dicalcium Malate (40%)	Riboflavin (90%)
Categories	0	0
Available Products	0	0

Calcium

Typemineral

Common Dosage1000-1200 mg daily

Best BioavailabilityDicalcium Malate (40%)

Categories0

Available Products0

Vitamin B2

Typevitamin

Common Dosage25mg

Best BioavailabilityRiboflavin (90%)

Categories0

Available Products0

Can You Take Both?

Yes, Calcium and Vitamin B2 can typically be taken together. In fact, we found 23 products in our database that contain both supplements, suggesting they complement each other well.

Key Differences

Calcium

Most abundant mineral in the body, with 99% stored in bones and teeth. Essential for bone structure, muscle contraction, nerve transmission.

Categories:

Common Forms:

• Dicalcium Malate (40% bioavailability)
• Calcium citrate (40% bioavailability)
• Calcium (from CaAKG) (35% bioavailability)

Vitamin B2

Riboflavin 5-Phosphate, the active vitamin B2 form, supports energy metabolism, maintains healthy skin, and protects against oxidative stress. It aids red blood cell production and prevents migraines. Found in dairy, eggs, and supplements.

Categories:

Common Forms:

• Riboflavin (90% bioavailability)
• Riboflavin 5' Phosphate (80% bioavailability)
• Riboflavin 5-Phosphate (80% bioavailability)

Products Containing Both Calcium and Vitamin B2

We found 12 products that combine both supplements:

Transparent Labs Multivitamin

Transparent Labs

$44.99Score: 87/100

Essential Capsules

Blueprint

Score: 86/100

Multi for Him Tablets

Nature Made

$11.49Score: 86/100

Multi for Him 50+ Tablets

Nature Made

$12.99Score: 86/100

Multi for Her 50+ Tablets

Nature Made

$12.99Score: 86/100

Prenatal Multi + DHA Softgels

Nature Made

$22.99Score: 86/100

Daily Multi Vitamins & Minerals

Kirkland Signature

$12.99Score: 85/100

Multi for Her Tablets

Nature Made

$12.49Score: 84/100

Multivitamin Complete Tablets with Iron

Nature Made

$9.99Score: 83/100

Adult 50+ Mature Multi Vitamins & Minerals

Kirkland Signature

$12.99Score: 82/100

AG1 Next Gen

AG1

$79Score: 78/100

Centrum Women Multivitamin/Multimineral Supplement

Centrum

$18.73Score: 77/100

Frequently Asked Questions

What is the difference between Calcium and Vitamin B2?

Calcium and Vitamin B2 are both important supplements with distinct properties. Calcium Most abundant mineral in the body, with 99% stored in bones and teeth. Essential for bone structure, muscle contraction, nerve transmission., while Vitamin B2 Riboflavin 5-Phosphate, the active vitamin B2 form, supports energy metabolism, maintains healthy skin, and protects against oxidative stress. It aids red blood cell production and prevents migraines. Found in dairy, eggs, and supplements..

Can I take Calcium and Vitamin B2 together?

Based on our analysis of 23 products that contain both, yes, Calcium and Vitamin B2 can typically be taken together. However, always consult with a healthcare provider before combining supplements.

Which is more popular: Calcium or Vitamin B2?

In our database of 564 products, Calcium appears in 58 products, while Vitamin B2 appears in 44 products.

Related Comparisons & Products

What is Calcium?What is Vitamin B2?Vitamin B6 vs Vitamin B2 Zinc vs Vitamin B2 Vitamin D vs Vitamin B2 Transparent Labs Multivitamin (contains both)Multi for Him Tablets (contains both)Essential Capsules (contains both)

Medical Disclaimer: This content is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before starting any supplement regimen.