Label reading
What Is a Standardized Extract, and What Does 98% L-DOPA Tell You?
A standardized extract is a plant extract adjusted so it contains a stated share of one compound. HoneyBoost lists mucuna seed extract, 10 mg, standardized to 98% L-DOPA, which works out to 9.8 mg per gummy. That figure describes the content of the extract. It does not describe a result, and it is not a recommended dose.
- Label serving1 gummy (4.2 g)
- Per bottle30 gummies
- Guarantee60 days (offer page)
Written by the HoneyBoost label deskUpdated · 4 min read
The term
What does standardized extract mean?
A standardized extract is made to carry a fixed share of one named compound. The label gives that share so batches match each other. "Standardized to 98% L-DOPA" means 98 of every 100 parts of the extract are L-DOPA.
That is a content statement. It says what is in the powder. It says nothing about how much you need, how it acts in the body, or whether it works.
The L-DOPA in one HoneyBoost gummy, by the label's own numbers.
The seed
How much L-DOPA is in mucuna seeds?
Mucuna seeds hold about 4% to 6% L-dopa, according to a review of five Parkinson's trials with 108 participants (Mucuna pruriens in Parkinson disease (review, 2025)). L-dopa is the active component of levodopa therapy.
That is why the plant matters to anyone on Parkinson's medicine. The review found mucuna improved symptoms with fewer adverse events than levodopa, but the evidence was limited and of low to mixed quality.
A 98% extract is far more concentrated than the seed. So 10 mg of extract is a tiny weight, yet it is almost pure L-DOPA.
Mineral and amino acid: 2 lines
- ZnZinc (as zinc gluconate)2.5 mg · 23% DV
- ArL-arginine10 mg · DV not established
Plant extracts: 5 lines
- MaMaca root extract 10:110 mg · DV not established
- HGHorny goat weed extract 8:110 mg · DV not established
- DaDamiana leaf extract 5:110 mg · DV not established
- TATongkat ali root extract 100:125 mg · DV not established
- MuMucuna seed extract (98% L-DOPA)10 mg · DV not established
From the Supplement Facts box, in label order. Every amount is printed; there is no proprietary blend. Other ingredients (sugar, corn syrup, water, pectin, citric acid, natural flavor, guar gum, tapioca starch, sodium citrate, artificial color) are not active lines.
Study doses
Is 9.8 mg of L-DOPA a dose that studies used?
No, it is far below. One study of 60 infertile men under stress used 5 g a day of mucuna seed powder for 3 months (Shukla 2010, Mucuna and semen quality (5 g a day)). At 4% to 6%, that is about 200 to 300 mg of L-dopa.
The label amount is at least 20 times lower. The study had no placebo group in the treated arm and measured sperm count and stress markers, not erections or testosterone.
| Measure | Amount |
|---|---|
| HoneyBoost, 1 gummy, extract | 10 mg |
| L-DOPA in that extract | 9.8 mg |
| Study, seed powder | 5,000 mg |
| L-dopa in that powder (4% to 6%) | about 200 to 300 mg |
HoneyBoost: 2, 3 or 6 bottles30 gummies a bottle · 30 days at 1 a day · 60-day money-back guarantee
See packsMedicines
Who should ask a doctor before taking mucuna extract?
Anyone on levodopa, carbidopa or an MAO inhibitor should ask a doctor or pharmacist first. MedlinePlus tells patients to report MAO inhibitors and to keep a list of every supplement they take (MedlinePlus, Levodopa and carbidopa).
Never stop a prescribed medicine for a supplement. Packs are $158 for 2 bottles, $207 for 3 and $294 for 6. Confirm the 60-day guarantee at checkout. See the mucuna page.
90-day supply
3 bottles: 90 days
$20790 gummies · 1 a day
Shipping as shown at checkout · 60-day money-back guarantee
Order 3 bottles
Longest supply
6 bottles: 180 days
$294180 gummies · 1 a day
Shipping as shown at checkout · 60-day money-back guarantee
Order 6 bottlesA 2-bottle pack is also sold. Prices are the ones on the seller sales page; the live checkout is final. Check your medicines with your doctor or pharmacist before you order.
FAQ
HoneyBoost questions people ask
What does standardized to 98% mean?
It means the extract is made so that 98% of its weight is the named compound, here L-DOPA. A 10 mg line therefore holds 9.8 mg of L-DOPA. It describes content, not strength of effect, and not a safe or useful dose.
Is a standardized extract better than a raw powder?
It is more consistent, because the share of the named compound is fixed. Better is another matter. Studies often used raw powders at gram amounts, so a standardized milligram line cannot be compared with them directly.
How much L-dopa is in mucuna pruriens seeds?
A review of five trials reported that mucuna seeds contain about 4% to 6% L-dopa. Seed powder at several grams can therefore hold hundreds of milligrams. The HoneyBoost gummy lists 9.8 mg.
Can mucuna extract interact with levodopa?
Yes, it can, because mucuna carries the same compound. Anyone on levodopa, carbidopa or an MAO inhibitor should ask a doctor or pharmacist first. Never change a prescribed medicine because of a supplement.
Who wrote this
Written and reviewed by
Pages built from the label, the brand panels and linked NIH, FDA, CDC, FTC and peer-reviewed sources.
Last updated . Read our editorial standards and how we check reviews. This website is the information site for a USA Authorized HoneyBoost Retailer. It is not the manufacturer or the distributor named on the label. We earn money when you buy through our order links.
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