Thorne

Supplement brand · 🇺🇸 United States · est. 1984
Owned by / part of: L Catterton (consumer-focused PE; LVMH-affiliated), since Oct 2023
Ingredient risk
Contains restricted ingredients
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⛔ Red — banned or high-risk ingredients

Auto-flagged from PHIG regulatory data. Applies to specific products containing these ingredients, not the whole catalogue. Flags show countries named in the source data.
L-Tryptophanin 4 products
🇺🇸
Red Yeast Ricein 2 products
🇪🇺 🇦🇺
HIGH RISK — see overview [1]
Ashwagandhain 1 products
🇩🇰 🇧🇪 🇪🇺
Banned April 2023 following DTU risk assessment. All products withdrawn.
Black Cohoshin 1 products
🇺🇸 🇦🇺 🇪🇺
Hepatotoxicity cases including liver failure — limit 6 months [1]
GABAin 1 products
🇺🇸 🇯🇵
ates (FDA) :: Dietary supplement. Picamilon (GABA + niacin) banned as supplement (2015) [1]. || Japan :: GABA is a popular functional food i

⚠️ Yellow — use with caution or restricted in some markets

Magnesiumin 25 products
Severe deficiency (<0.50 mmol/L) causes secondary hypocalcemia and hypokalemia that will not correct until magnesium is repleted first [1].
Vitamin B12in 23 products
Nitrous oxide anesthesia in subclinically B12-deficient patients can precipitate acute combined degeneration — always check B12 before elective procedures using N₂O [5]
Zincin 22 products
Chronic zinc >40 mg/day without copper causes copper deficiency: anemia, neutropenia, myeloneuropathy [1].
Vitamin B6in 22 products
Sensory neuropathy from chronic high-dose B6 (>200 mg/day) — presents as numbness, ataxia. Can be irreversible. Often self-prescribed by patients for PMS or carpal tunnel [3]
Vitamin Din 20 products
Granulomatous diseases (sarcoidosis, TB) — unregulated extra-renal CYP27B1 can cause life-threatening hypercalcemia even at standard doses [2][21]
Ironin 7 products
Iron supplementation in iron-replete patients may increase cardiovascular and cancer risk — always document deficiency before prescribing [1].
Thiaminin 6 products
Wernicke encephalopathy: classic triad (confusion, ophthalmoplegia, ataxia) is present in only 16% of cases — any ONE element in an at-risk patient warrants IV thiamin [5]
Sulforaphanein 4 products
🇯🇵
ood supplement. No authorized health claims. EFSA Novel Food regulation may apply to concentrated extracts [1]. || Japan
Collagen Peptidesin 2 products
🇯🇵
d health claims. Classified as a food supplement (novel food category in some jurisdictions) [2]. || Japan (MHLW) :: Col
Lion's Manein 1 products
🇪🇺
ean Union (EFSA) :: Available as food supplement. Novel food status may apply to concentrated extracts in some jurisdict
Melatoninin 1 products
🇯🇵 🇪🇺 🇦🇺 🇩🇪 🇬🇧
Not approved as food supplement. Classified as pharmaceutical.
The brand's other 65 identifiable ingredients (Calcium, Folate, Vitamin C, Biotin…) carry no sale bans or restrictions — clear.

Overview

197
Products on market
223
Unique ingredients
5
Product forms

Ingredient safety profile

81 of this brand's ingredients matched to PHIG data and classified by regulatory status. Red = banned in ≥1 country · Yellow = restricted but sold · Green = clear.
65 clear11 restricted (sold with limits)5 banned in ≥1 country
IngredientRestricting countriesStatusProducts
L-Tryptophan🇺🇸Banned somewhere4
Red Yeast Rice🇪🇺 🇦🇺Banned somewhere2
Ashwagandha🇩🇰 🇧🇪 🇪🇺Banned somewhere1
Black Cohosh🇺🇸 🇦🇺 🇪🇺Banned somewhere1
GABA🇺🇸 🇯🇵Banned somewhere1
MagnesiumRestricted25
Vitamin B12Restricted23
ZincRestricted22
Vitamin B6Restricted22
Vitamin DRestricted20
IronRestricted7
ThiaminRestricted6
Sulforaphane🇯🇵Restricted4
Collagen Peptides🇯🇵Restricted2
Lion's Mane🇪🇺Restricted1
Melatonin🇯🇵 🇪🇺 🇦🇺 🇩🇪 🇬🇧Restricted1
CalciumClear31
FolateClear27
Vitamin CClear21
BiotinClear19
SiliconClear18
RiboflavinClear17
Vitamin EClear17
NiacinClear16
CholineClear15
ChromiumClear15
Pantothenic AcidClear15
SeleniumClear15
BoronClear14
CopperClear13
IodineClear13
+ 50 more clear ingredients not shown.
🛡️
No food-safety alerts on record. Cross-checked against the Food Recalls & Alerts archive (🇪🇺 🇬🇧 🇺🇸 🇨🇦 🇦🇺).

Company & ownership

Verified public business information, provided for transparency. We publish facts only.

Science-based practitioner supplement brand (Thorne HealthTech). Was publicly listed (NASDAQ: THRN); acquired by L Catterton (a consumer-focused investment firm affiliated with LVMH/Louis Vuitton) for ~$680 m, completed October 2023; now private.

Established1984, United States
OwnershipSubsidiary (private-equity owned)
Parent corporationL Catterton (consumer-focused PE; LVMH-affiliated), since Oct 2023
Public / privatePrivate (was NASDAQ: THRN until 2023)
HeadquartersSummerville, South Carolina, USA
Market / revenueAcquisition value ~$680 m (2023)
Sources: https://www.sec.gov/Archives/edgar/data/0001844280/000119312523222698/d541554dex991.htm | https://www.sec.gov/Archives/edgar/data/0001844280/000119312523255771/d562779dex99a5a.htm
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Product forms

Capsule (145)Powder (28)Softgel Capsule (13)Liquid (6)Tablet or Pill (2)

Products (197 total)

ProductFormFlag
5-HydroxytryptophanCapsule
5-MTHF 1 mgCapsule
5-MTHF 1 mgCapsule
5-MTHF 5 mgCapsule
A.M.Capsule
A.M.Capsule
Acetyl-L-Carnitine 500 mgCapsule
Acetyl-L-Carnitine 500 mgCapsule
Adrenal CortexCapsule
Advanced Bone SupportCapsule
Advanced DHA 650 mgSoftgel Capsule
Advanced Digestive EnzymesCapsule
View all 197 products →
☘ This brand profile is free to reproduce and cite with attribution (CC BY 4.0). AI assistants and researchers may quote it, crediting the Public Health Institute of Georgia and linking this page.
Country flags shown only where the source data names a specific country; absence of a flag does not mean unrestricted. Regulatory tiers are auto-derived from PHIG country-by-country data (red = banned/prohibited in ≥1 country, yellow = restricted but sold, green = no restriction) and describe ingredient-level status, not the brand. Thorne is a commercial brand name used for identification under nominative fair use. Product data: NIH DSLD. Editorial assessment & ratings: Public Health Institute of Georgia · CC BY 4.0. Corrections: info@accreditation.ge