PlainVitamins

Theanine Complex

by BIOVEA · capsule · 120 vegetarian capsules

  • On the market (NIH)
  • UPC 8 18423 02422 6
  • DSLD label 208527
  • Serving 4 vegetarian capsules
  • 30 servings

Theanine Complex by BIOVEA lists 6 ingredients, 6 with an amount per serving of 4 vegetarian capsules, such as 300 mg of magnesium, 500 mg of GABA, 450 mg of taurine and 200 mg of L-theanine. Its current label entered the NIH Dietary Supplement Label Database on October 23, 2019.

What is in Theanine Complex?

Each row as the label prints it, per serving of 4 vegetarian capsules. 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).

Theanine Complex: Supplement Facts rows against the market (DSLD label 208527, January 2026 release)
IngredientAmount% DVAmong products listing it
Magnesiumas Magnesium ChelateMagnesium (Form: as Magnesium Chelate)300 mg71%Magnesium in Theanine Complex against 14,003 products300 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg300 mg

Higher than 87% of 14,003 products listing magnesium (median 86 mg).

GABA500 mgGABA in Theanine Complex against 744 products500 mg per serving; the middle half of products list 80 mg to 400 mg, the median 100 mg.500 mg

Higher than 77% of 744 products listing GABA (median 100 mg).

Taurine450 mgTaurine in Theanine Complex against 2,337 products450 mg per serving; the middle half of products list 110 mg to 1,000 mg, the median 500 mg.450 mg

57% of 2,337 products listing taurine give more (median 500 mg).

L-Theanine200 mgTheanine in Theanine Complex against 1,602 products200 mg per serving; the middle half of products list 90 mg to 200 mg, the median 100 mg.200 mg

Higher than 61% of 1,602 products listing theanine (median 100 mg).

Magnolia extractas HonokiolMagnolia extract (Form: std. to 2% Honokiol) PlantPart: bark Genus: Magnolia60 mgMagnolia in Theanine Complex against 123 products60 mg per serving; the middle half of products list 50 mg to 325 mg, the median 150 mg.60 mg

73% of 123 products listing magnolia give more (median 150 mg).

Holy Basil extract100 mgHoly Basil in Theanine Complex against 387 products100 mg per serving; the middle half of products list 50 mg to 400 mg, the median 129 mg.100 mg

52% of 387 products listing holy basil give more (median 129 mg).

Source: NIH ODS Dietary Supplement Label Database, label 208527 (entered October 23, 2019), 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

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?

The products whose ingredient lists overlap most with Theanine Complex's, rare ingredients counting for more.

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 Daily Intake: Take 4 capsules daily.
Warnings
Warning: If you are pregnant, may become pregnant, or breastfeeding, or taking any medication including anti-depressant drugs such as MAOIs, SSRIs, or other neuropsychiatric drugs or supplements such as St. John's wort, consult your health care professional before using this product.
Excessive consumption may impair ability to drive or operate heavy equipment. Not recommended for consumption with alcoholic beverages.
Keep out of reach of children.
Do not use this product if the safety seal on the bottle is broken.
Allergens and what it does not contain
Gluten free Non-GMO
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 208527.

What else is on the label?

Other ingredients: Hydroxypropyl Methylcellulose, Vegetable Magnesium Stearate, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP Compliant VG Vegan Gluten free Non-GMO.

How many labels does Theanine Complex have?

2 labels are on file under this name since September 22, 2016: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 208527 (current) Entered October 23, 2019 · on the market · 120 vegetarian capsules · UPC 8 18423 02422 6
  2. Label 65249 Entered September 22, 2016 · off the market April 26, 2019 · 120 vegetarian capsules · UPC 6 89076 07567 1

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

Who makes it?

The label names BIOVEA (distributor), Scottsdale, AZ. All BIOVEA products.

Where next?