21st Century
Maximum Strength Daily Amino Acid
Clean labelObjective label signals
Flagged excipients
0
none
FDA recalls
0
no recall history
CAERS reports
3
FDA consumer events
Certifications
0
none recorded
No authority-flagged excipients or recalls. · Every flag below links to the authority's published citation.
Supplement Facts
11 active ingredients| Ingredient | Amount | % DV |
|---|---|---|
| Calcium UNII · SY7Q814VUP | 150 mg | 15% |
| L-Histidine HistidineUNII · 4QD397987E | 17 mg | — |
| L-Isoleucine IsoleucineUNII · 04Y7590D77 | 63 mg | — |
| L-Leucine LeucineUNII · GMW67QNF9C | 105 mg | — |
| Lysine UNII · K3Z4F929H6 | 93 mg | — |
| DL-Methionine UNII · 73JWT2K6T3 | 21 mg | — |
| Alpha-Glucan Oligosaccharide Alpha GlucansUNII · S95658MI3W | 11 mg | — |
| L-Phenylalanine PhenylalanineUNII · 47E5O17Y3R | 32 mg | — |
| L-Tyrosine TyrosineUNII · 42HK56048U | 31 mg | — |
| L-Threonine ThreonineUNII · 2ZD004190S | 69 mg | — |
| L-Valine ValineUNII · HG18B9YRS7 | 58 mg | — |
FDA CAERS · adverse event context
3
consumer-submitted adverse event reports filed with the FDA CFSAN Adverse Event Reporting System mentioning this product or its brand.
CAERS reports are unverified consumer submissions — not adjudicated causality. Large well-known brands accumulate proportionally more reports simply due to broader use. About CAERS →
Other ingredients
Whey · Cellulose · Croscarmellose Sodium · Stearic Acid · Silicon Dioxide