CHAMGAP
APPROVEDReviewed and approved by the Chamgap Editorial Team (2026-07-20). The draft was written by AI, the existence of all 4 cited sources was verified at the original page, and the verdict passed blind grading and adversarial audit. Methodology v0.6.
Verdict No. 860 · Search date 2026-07-20 · Methodology v0.6

Agarwood extract or pill,
does it really help with Improvement of chronic fatigue and low vitality with immediate restoration of energy?

30-Second Summary
?
Evidence Grade ? · Safety unknown
Standalone agarwood has not been tested in a controlled human trial for chronic fatigue or immediate energy restoration
What the
research shows
No controlled human efficacy trial has tested standalone agarwood extract or pills for chronic fatigue, low vitality, or immediate energy restoration, so the grade is ? and the score is null. One 2025 uncontrolled observational study in 50 patients with long COVID was identified, but it used a three-herb formula containing 50 mg of agarwood powder together with Astragalus and Salvia extracts and had no placebo group, so the effect of agarwood cannot be isolated. Reviews of agarwood focus on traditional use, fragrance chemistry, and cellular or animal pharmacology and provide no clinical fatigue efficacy evidence. Traditional use, preclinical mechanisms, and before-after change with a combination are not proof of standalone clinical efficacy.
What the
ads claim
Marketing converts an expensive fragrant wood, tonic tradition, subjective sensory impressions, and antioxidant or nervous-system findings in cells and animals into immediate human energy. Products with different species, origins, resin formation, plant parts, extraction methods, and combination ingredients cannot be treated as one intervention.
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Useful facts when choosing a product

  • Agarwood is the resinous heartwood produced when Aquilaria trees respond to injury and infection. Leaves, powders, oils, and ethanol extracts are different materials and cannot be assumed to have the same composition or dose.
  • An agarwood pill often contains multiple ingredients such as deer antler, angelica, cornelian cherry, ginseng, or honey rather than agarwood alone. The amount of agarwood and any standardization marker should be checked.
  • Authenticity, species, origin, resin content, contamination, and adulteration are product-variation issues that must be managed separately from clinical efficacy.
  • Persistent fatigue can result from anemia, thyroid disease, sleep apnea, depression or anxiety, post-infectious illness, cardiopulmonary disease, or medicines. An immediate-energy product should not delay evaluation.
Gap Measurement · Verdict 860 · ?
What advertising claims
What independent, higher-quality research supports
△ GAP
01

What the research actually shows

Choi 2025 administered 2,000 mg of MYPplus daily for four weeks to 50 people with long-COVID fatigue or brain fog. Each capsule contained 450 mg of a 30% ethanol extract of Astragalus and Salvia and 50 mg of ground Aquilariae Lignum. Fatigue scores improved from baseline, but the study was uncontrolled and retrospectively registered. Hashim 2016 reviewed traditional uses, phytochemistry, pharmacology, and safety and summarized varied cellular and animal activities without a fatigue clinical trial. Wang 2018 catalogued more than 300 compounds and preclinical pharmacology, again without a human chronic-fatigue or immediate-vitality endpoint.

02

Why this is classified as ?

The only human report involving agarwood was an uncontrolled observation in 50 people using a three-herb formula, so causal attribution to agarwood is impossible. No controlled standalone trial addresses chronic fatigue, low vitality, or immediate energy, and the remaining literature is traditional, chemical, or preclinical. The grade is ? with a null score.

Counterpoint. A fragrance or supplement ritual may produce temporary subjective satisfaction, but this is not a validated immediate-energy treatment effect. Persistent unexplained fatigue calls for medical evaluation rather than repeated product switching.

Rejudgment record. New verdict — Applied ? because no controlled human trial tests standalone agarwood for chronic fatigue, low vitality, or immediate energy, while the identified human report was an uncontrolled three-ingredient Astragalus-Salvia-agarwood observation that cannot isolate an ingredient effect and the remainder is traditional or preclinical evidence

Sub-claim grades by effect

This ingredient is marketed for several effects. A single overall grade blends strong and weak claims together, so each effect is graded separately here. The overall grade reflects the strongest disconfirming or core claim.

Effect (sub-claim)GradeBasis
Improvement of chronic fatigue or low vitality from standalone agarwood?No controlled human efficacy trial exists.
Immediate restoration of energy from agarwood?No human trial tests an immediate endpoint, mechanism, or dose.
Improved long-COVID fatigue from an Astragalus-Salvia-agarwood formulaCA 50-person before-after signal exists, but no placebo group limits it to C and agarwood's contribution is unknown.
Traditional use, fragrance, or preclinical pharmacology proving clinical efficacyDTraditional and preclinical evidence is not a human fatigue outcome.

Cross-check — Codex and Claude

This verdict was drafted by Codex through literature review and source-existence checks, cross-checked through blind grading and adversarial audit, and settled by reapplying the methodology boundary rules. Cases with split grades were resolved through rejudgment.
03

Evidence Table

StudyDesignSampleFundingEndpointResultWeight
Choi YJ et al. 2025Uncontrolled single-arm four-week observational study50Public support from the National Research Foundation of Korea; no competing interests declaredBefore-after fatigue scales, brain-fog visual analog score, and quality of lifeMeasures improved after the three-ingredient MYPplus formula, but there was no placebo group and agarwood's effect could not be isolated.Indirect hypothesis-generating human evidence
Hashim YZHY et al. 2016Review of traditional use, phytochemistry, pharmacology, and safetyAcademic work with no commercial sponsorship reportedConstituents, cellular and animal pharmacology, and safety gapsThe review summarized varied preclinical activities but provided no human fatigue or vitality trial.Confirmation of the direct clinical evidence gap
Wang S et al. 2018Review of chemical constituents and pharmacological activity300Chinese public and academic research supportAgarwood and Aquilaria constituents and preclinical pharmacologyPharmacology was centered on cells and animals, without human chronic-fatigue or immediate-vitality efficacy data.Assessment of the preclinical evidence base
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Receipt — 4 References

All 4 cited sources were verified for existence at the original page (as of 2026-07-20).

Choi YJ, Lee JS, Joung JY, et al. Mitigating fatigue in long COVID patients with MYPplus: a clinical observation. BMC Infect Dis. 2025;25:611. PMID: 40287611. PMCID: PMC12034194. DOI: 10.1186/s12879-025-10984-6.
checked
Hashim YZHY, Kerr PG, Abbas P, Mohd Salleh H. Aquilaria spp. (agarwood) as source of health beneficial compounds: A review of traditional use, phytochemistry and pharmacology. J Ethnopharmacol. 2016;189:331-360. PMID: 27343768. DOI: 10.1016/j.jep.2016.06.055.
checked
Wang S, Yu Z, Wang C, Wu C, Guo P, Wei J. Chemical Constituents and Pharmacological Activity of Agarwood and Aquilaria Plants. Molecules. 2018;23(2):342. PMID: 29414842. PMCID: PMC6017114. DOI: 10.3390/molecules23020342.
checked
Dahham SS, Hassan LEA, Ahamed MBK, Abdul Majid ASA, Abdul Majid AMS, Zulkepli NN. In vivo toxicity and antitumor activity of essential oils extract from agarwood (Aquilaria crassna). BMC Complement Altern Med. 2016;16:236. PMID: 27450078. PMCID: PMC4957886. DOI: 10.1186/s12906-016-1210-1.
checked
Draft and rewrite: Codex (AI) · Verification: Codex blind grading and adversarial audit · Final adjudication: Claude
Reviewed and approved: Chamgap Editorial Team · Approval date: 2026-07-20 · Corrections: none

Cite this verdict

Agarwood extract or pill x improved chronic fatigue, low vitality, and immediate energy restoration Evidence Grade ? card
[Chamgap] Agarwood extract or pill x improved chronic fatigue, low vitality, and immediate energy restoration — Evidence Grade ?. 4 cited sources checked. Source: https://chamgap.com/en/verdicts/energy/agarwood-extract-chronic-fatigue-immediate-vitality/ · CC BY 4.0

CC BY 4.0 — free to use with attribution; do not distort grades, numbers, or verdict meaning.

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What this document does and does not do

Chamgap is an information source. It reports what research has and has not confirmed; it does not tell readers what to take or buy. That decision belongs to readers and, when needed, medical or legal professionals. This verdict reflects literature available up to the search date and may change as new research appears. Nothing here is medical advice.