PlainVitamins

Perna Plus

by DaVinci Laboratories of Vermont · tablet or pill · 180 tablets

  • Off the market since October 2022 (NIH)
  • UPC 0 26664 23651 7
  • DSLD label 245076
  • Serving 2 tablets
  • 90 servings

Perna Plus by DaVinci Laboratories of Vermont lists 5 ingredients, 5 with an amount per serving of 2 tablets, such as 10 mg of manganese, 1,000 mg of perna canaliculus, 600 mg of glucosamine sulfate and 400 mg of methylsulfonylmethane. Its current label entered the NIH Dietary Supplement Label Database on July 27, 2021.

What is in Perna Plus?

Each row as the label prints it, per serving of 2 tablets. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Perna Plus: Supplement Facts rows against the market (DSLD label 245076, January 2026 release)
IngredientAmount% DVAmong products listing it
Manganeseas Mn. Amino Acid Chelate10 mg435%Manganese in Perna Plus against 7,016 products10 mg per serving; the middle half of products list 1 mg to 3.92 mg, the median 2 mg.DV 2.3 mgUL 11 mg10 mg

Higher than 93% of 7,016 products listing manganese (median 2 mg).

Perna canaliculus1,000 mgNew Zealand green-lipped mussel in Perna Plus against 78 products1,000 mg per serving; the middle half of products list 100 mg to 750 mg, the median 250 mg.1,000 mg

Higher than 79% of 78 products listing new zealand green-lipped mussel (median 250 mg).

Glucosamine Sulfateas Crab, ShrimpGlucosamine Sulfate (Form: from Shrimp, and Crab)600 mgGlucosamine Sulfate in Perna Plus against 875 products0.6 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1 g.0.6 g

62% of 875 products listing glucosamine sulfate give more (median 1 g).

Methylsulfonylmethane400 mgMethylsulfonylmethane in Perna Plus against 1,454 products400 mg per serving; the middle half of products list 150 mg to 1,000 mg, the median 500 mg.400 mg

51% of 1,454 products listing methylsulfonylmethane give more (median 500 mg).

N,N-Dimethylglycine HCl200 mgDimethylglycine in Perna Plus against 157 products200 mg per serving; the middle half of products list 80 mg to 300 mg, the median 125 mg.200 mg

Higher than 61% of 157 products listing dimethylglycine (median 125 mg).

Source: NIH ODS Dietary Supplement Label Database, label 245076 (entered July 27, 2021), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 10 mg of manganese is higher than 93% of the 7,016 manganese products that print an amount; 228 list more.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

2 products list the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Suggested Use: As a dietary supplement, take 2 tablets, 3 times daily with food for 2 to 4 weeks, then reduce to 2 tablets once or twice daily with food, or as directed by your health care practitioner.
Warnings
Warning: If pregnant or nursing, consult your healthcare practitioner before taking this product.
Keep out of reach of children.
To obtain product information or report a serious adverse event, call 1-800-325-1776. Not labeled for sale in California
Contains: Crustacean shellfish (shrimp and crab) and soy.
Allergens and what it does not contain
Gluten free Made with non GMO ingredients
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 245076.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Stearic Acid, Vegetable Stearate, Sodium Carboxymethylcellulose, Silicon Dioxide, Cinnamon oil, Polyethylene Glycol, Methylcellulose, Titanium Dioxide.

How many labels does Perna Plus have?

4 labels are on file under this name since September 25, 2013: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 245076 (current) Entered July 27, 2021 · off the market October 1, 2022 · 180 tablets · UPC 0 26664 23651 7
  2. Label 245074 Entered July 27, 2021 · off the market October 1, 2022 · 90 tablets · UPC 0 26664 23659 3
  3. Label 23434 Entered September 25, 2013 · off the market December 28, 2020 · 180 tablets · UPC 0 26664 23651 7
  4. Label 23430 Entered September 25, 2013 · off the market December 28, 2020 · 90 tablets · UPC 0 26664 23659 3

DSLD also links this label to: Perna Plus (image difference, same product), Perna Plus (image difference, same product).

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names DaVinci Laboratories of Vermont a division of FoodScience Corp. (distributor), Williston, VT. All DaVinci Laboratories of Vermont products.

Where next?