Filed label facet · NIH DSLD snapshot 2026-08-10
Malic acid: 12 of 716 magnesium labels (1.7%)
12 of 716 on-market magnesium labels (1.7%) file malic acid in the NIH DSLD snapshot 2026-08-10; the largest group among them names no single magnesium salt (11 of 12). None of them has a capsule verdict. 3 have a matched US price as of 2026-11-02.
computed from filed labelsData release 2026-08-10-f441aa9f · registry snapshot 2026-08-10 · latest price observation 2026-11-02 · chemistry 2026-10-17
Elemental: The magnesium itself; the rest of the compound weight is the partner molecule.
Size 000: The largest standard capsule, about 1,100 mg of powder at 0.8 g/mL, the top of the usual 0.6–0.8 range.
Which magnesium salts do labels with malic acid use?
11 of 12 labels with malic acid resolve to no single salt, the most common group; 2 salt groups appear in total, against 15 defined salts in the chemistry model.
measured
Chart data
| Displayed chart text |
|---|
| unresolved |
| 11 |
| citrate |
| 1 |
| Salt group | Labels |
|---|---|
| Single salt unresolved as of 2026-10-17 | 11 of 12 |
| Magnesium citrate | 1 of 12 |
Source · NIH DSLD labels · snapshot 2026-08-10 · release 2026-08-10-f441aa9f · CSV · method
Do the capsule labels with malic acid fit their declared salt?
No capsule label with malic acid has a single resolved salt and one declared amount as of 2026-08-10, so no capsule verdict is counted.
computed with assumption| Verdict | These labels | All audited capsule labels |
|---|---|---|
| Fits size 0 or 00 | no audited capsule label | 82 of 137 |
| Needs size 000 | no audited capsule label | 47 of 137 |
| Exceeds size 000 | no audited capsule label | 8 of 137 |
Source · NIH DSLD labels; mass balance · recognized salt only; snapshot 2026-08-10 · release 2026-08-10-f441aa9f · CSV · method
What do labels with malic acid cost per 100 mg of elemental magnesium, within each salt?
3 of 12 labels with malic acid have a matched US price as of 2026-11-02; each is shown against the median of its own salt, per 100 mg of declared elemental magnesium.
computed| Label | Salt | Per 100 mg | Same-salt median |
|---|---|---|---|
| GNC Magnesium Powder Lemon | citrate | $0.1279 | $0.1159 |
| Trace Minerals Research Stress-X Magnesium Powder Lemon Lime | malate | $0.1272 | $0.1052 |
| Trace Minerals Research Stress-X Magnesium Powder Lemon Lime | malate | $0.1272 | $0.1052 |
Source · Amazon via licensed data provider; NIH DSLD · unique ASIN × date; prices observed 2026-10-26 to 2026-11-02 · release 2026-08-10-f441aa9f · CSV · method
Which labels file malic acid?
12 on-market labels in the NIH DSLD snapshot 2026-08-10 file malic acid, across 2 physical states; each row opens the label's own arithmetic.
measured| Label | Brand | Declared per serving | Physical state |
|---|---|---|---|
| Bairn Biologics Magnesium Plus Raspberry Lemonade Flavor | Bairn Biologics | 300 mg | Powder |
| BiOptimizers Magnesium Breakthrough Banana Mango | BiOptimizers | 325 mg | Powder |
| BiOptimizers Magnesium Breakthrough Fruit Punch | BiOptimizers | 325 mg | Powder |
| BiOptimizers Magnesium Breakthrough Raspberry-Lemonade | BiOptimizers | 325 mg | Powder |
| GNC Magnesium 250 mg Strawberry Natural Flavor | GNC | 250 mg | Other (e.g. tea bag) |
| GNC Magnesium Powder Lemon | GNC | 325 mg | Powder |
| Isotonix Magnesium | Isotonix | 400 mg | Powder |
| Pure Encapsulations Magnesium EasySticks Natural Blueberry flavor | Pure Encapsulations | 150 mg | Powder |
4 additional rows
| Label | Brand | Declared per serving | Physical state |
|---|---|---|---|
| Trace Minerals Research Stress-X Magnesium Powder Lemon Lime | Trace Minerals Research | 350 mg | Powder |
| Trace Minerals Research Stress-X Magnesium Powder Lemon Lime | Trace Minerals Research | 350 mg | Powder |
| Trace Minerals Research Stress-X Magnesium Powder Raspberry Lemon | Trace Minerals Research | 350 mg | Powder |
| Trace Minerals Research Stress-X Magnesium Powder Raspberry Lemon | Trace Minerals Research | 350 mg | Powder |
Source · NIH DSLD labels · snapshot 2026-08-10 · release 2026-08-10-f441aa9f · CSV · method
What else is filed alongside malic acid?
citric acid is the most frequent companion, on 9 of 12 labels with malic acid; the table lists the 8 most frequent published ingredient facets on the same labels.
measured
Chart data
| Displayed chart text |
|---|
| citric acid |
| 9 |
| silicon dioxide |
| 8 |
| natural flavors |
| 6 |
| gum acacia |
| 3 |
| medium chain triglycerides |
| 2 |
| stevia |
| gelatin |
| 1 |
| glycerin |
| medium chain |
| triglycerides |
| Also filed | Labels |
|---|---|
| citric acid | 9 of 12 |
| silicon dioxide | 8 of 12 |
| natural flavors | 6 of 12 |
| gum acacia | 3 of 12 |
| medium chain triglycerides | 2 of 12 |
| stevia | 2 of 12 |
| gelatin | 1 of 12 |
| glycerin | 1 of 12 |
Source · NIH DSLD labels · snapshot 2026-08-10 · release 2026-08-10-f441aa9f · CSV · method
How is "malic acid" counted, and which filed spellings feed it?
Each NIH DSLD label enters once, whatever its spelling; case and repeated spaces are normalized and known synonyms merged, using the snapshot 2026-08-10 and normalization dated 2026-10-17.
measured| Filed spelling |
|---|
| Malic Acid |
Source · NIH DSLD labels · snapshot 2026-08-10 · release 2026-08-10-f441aa9f · CSV · method
6 brand pages linked below contain magnesium labels from the NIH DSLD registry snapshot dated 2026-08-10.