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R5P (Riboflavin5Phosphate) Vitamin B2 Supplement Promoting Energy, Metabolism and Vision Health Natural Wellness Formula (60 Capsules)

Prices as of September 27, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$14.49
Sep 14 · Macy's
Best price
$14.49
−0% vs high
14-day high
$14.49
All stores
$14$14$14
Sep 14Sep 27
  • Macy's
Lowest in 14 days: $14.49 at Macy's. Highest: $14.49. Current best is 0% below the 14-day high.

About this product

Swanson Ultra R-5-P is a vitamin B2 supplement formulated to support cellular energy metabolism and overall wellness. It delivers riboflavin in its active form, riboflavin 5'-phosphate (R5P), which allows the body to bypass the natural conversion process needed for activation. This direct delivery supports energy production, metabolic function, and vision health. Each capsule contains 5 mg of vitamin B2 and is designed for daily use. The supplement is made in the USA in GMP-certified facilities with independent third-party testing to ensure purity and potency.

  • 5 mg riboflavin 5'-phosphate
  • active form for immediate use
  • supports cellular energy metabolism
  • made in USA
  • GMP certified facility
  • third-party tested

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R5P (Riboflavin5Phosphate) Vitamin B2 — Price History