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Royal Jelly King

product on market Tablet or Pill Yamada Bee Company Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 40% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Royal jelly powder is the primary active ingredient, with limited research suggesting potential benefits for immune function and skin health. Other listed components are basic minerals like calcium and zinc, which support general metabolic processes. Overall evidence coverage for this specific formulation is very low.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Royal Jelly King
Open Full PDF View on NIH DSLD →
Details

Label Data

3 Tablet(s)
Serving Size
33
Servings
Non-Nutrient/Non-Botanical
Product Type
40%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
5 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
Calcium
60 mg (5% DV)
3 mg (27% DV)
Within RDA (0.3× RDA) 263 studies (A:6, B:134)
Market median: 303.0mg (42 products) 10 studies (A:0, B:1)

Other Ingredients

Erythritol Bakers Yeast Protein Soy Isoflavone extract Calcium Carbonate Cellulose Locust Bean Gum Arabic Gum Hydroxypropyl Methycellulose Glycerin Silicon Dioxide Calcium Stearate Carnauba Wax
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: For adults take 3 tablets in a day with water.

Warnings & Precautions

Contains: Soy

Caution: Bee products may cause an allergic reaction if symptoms rash, redness, itchiness, difficulty breathing, exists discontinue use and seek immediate medical attention.

Persons with an asthma condition do not use. Zinc may block copper absorption. Do not exceed the recommended three tablets per day. This product does not cure diseases or improve health with excessive intake.

Keep out reach of infants and children.

Warning: If you are pregnant or breast-feeding, have health conditions, or taking other medications, ask health professional before use.

Report adverse health events to: The Food and Drug Administration (FDA)

Formulation Notes

Health Claim: Royal Jelly King helps support various conditions associated with menopause including cramps and mild mood changes.

Product of Japan

Additional Information

Yamada Bee Farm The gifts of nature for better health No.333 100

Storage: Please avoid direct sunlight, high temperature and humidity. Store in a cool place.

Metadata

Product Details

DSLD Entry Date2021-01-22
Product TypeNon-Nutrient/Non-Botanical
FormTablet or Pill
BrandYamada Bee Company
DSLD ID242224
Data Updated2026-04-11
Research

Research Evidence

10
Research Sources
42
Avg Quality
5
Rct
4
Other
1
Meta Analysis
B Royal jelly for management of postmenopausal symptoms: a systematic review and meta-analysis
Meta Analysis Menopause (New York, N.Y.) 2026 PubMed DOI
C A Randomized, Double-Blind Comparison Study of Royal Jelly to Augment Vascular Endothelial Function in Healthy Volunteers
Rct Journal of atherosclerosis and thrombosis 2022 PubMed DOI
C Apitherapy with Royal Jelly and Green Propolis EPP-AF® Improves Cardiovascular Risk Markers in Patients Undergoing Hemodialysis
Rct Toxins 2025 PubMed DOI
C Effect of Protease-Treated Royal Jelly Extract on Facial Wrinkles: A Placebo-Controlled, Double-Blind, Parallel-Group Study
Rct Journal of cosmetic dermatology 2025 PubMed DOI
C Royal jelly plus coenzyme Q10 supplementation improves high-intensity interval exercise performance via changes in plasmatic and salivary biomarkers of oxidative stress and muscle damage in swimmers: a randomized, double-blind, placebo-controlled pilot trial
Rct Journal of the International Society of Sports Nutrition 2022 PubMed DOI
C The effect of oral royal jelly administration on skin barrier function: a double-blind randomized placebo-controlled trial
Rct European journal of dermatology : EJD 2018 PubMed DOI
C Major royal jelly proteins prevents NAFLD by improving mitochondrial function and lipid accumulation through activating the AMPK / SIRT3 pathway in vitro
Other Journal of food science 2021 PubMed DOI
D Royal jelly reduces the serum glucose levels in healthy subjects
Other Journal of medicinal food 2009 PubMed DOI
D Greek-origin royal jelly improves the lipid profile of postmenopausal women
Other Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology 2016 PubMed
D Royal jelly protects against ultraviolet B-induced photoaging in human skin fibroblasts via enhancing collagen production
Other Journal of medicinal food 2011 PubMed DOI
View all evidence for Royal Jelly →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.