Ondřej Dvořák
Mastic specialist · Head of the Masticlife consultancy
In short: Ondřej Dvořák has worked with Chios mastic since 2008 and runs the Masticlife consultancy, helping people choose the right form and dosage. He is the author of the Masticlife blog, written from primary sources and studies — always with the note that mastic is a food supplement, not a medicine.
Ondřej Dvořák has worked with Chios mastic since 2008. He runs the Masticlife consultancy, where he helps people choose the right form and dosage of mastic, and has worked for years directly with growers and the Chios Gum Mastic Growers Association (CHMGA) on the Greek island of Chios.
What he focuses on
His focus is mastic and the support of normal digestion. In the consultancy he often answers questions on topics such as reflux, stomach problems or Helicobacter pylori – always with the clear note that mastic is a food supplement, not a medicine. He is the author of the articles on the Masticlife blog, which are based on professional literature and studies (such as the well-known study on the effect of mastic on H. pylori, published in The New England Journal of Medicine).
Selected articles by Ondřej
- The recommended daily dose of mastic gum — and why
- Best mastic gum for H. pylori
- Why mastic gum is sometimes soft or hard
- 10 reasons why and how to use Chios mastic gum
You can find more on the News blog.
Experience
- 17+ years of experience with Chios mastic and Masticlife food supplements
- Personal visits to growers and mastic processing on Chios; collaboration with the CHMGA
- Participation in industry trade fairs
- Runs the Masticlife consultancy – hundreds of customer consultations every year
- Author of 90+ articles on mastic, digestion and health on the Masticlife blog
How he works with information
He continually educates himself in the physiology of digestion and follows current research on mastic. When writing, he relies on primary sources and links to studies in his articles so that readers can verify the information for themselves.
Consultation and questions
Phone: +420 226 251 382 · E-mail: ondrej@notia.cz
In his free time, Ondřej enjoys herbalism, sauna and sport.
Mastic for your normal digestion
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8-Week Course 🗓️−20%
Mastic 8 weeks8-week course: pure Mastic Strong&Pure and Comfort sachets for digestion and intestinal balance.Daily dose2 capsules + 1 sachetPrice per day≈$1.61Lasts56 days$90.00 $112.00 -
60-Day Course 💪−20%
Mastic Gum Extra for 60 daysCombination of Mastic Strong&Pure and Mastic Vital with probiotics – an intensive 60-day course for stomach and intestines.360 capsulesDaily dose4 + 2 capsulesPrice per day≈$2.52Lasts60 days$151.00 $189.00 -
Gift Set 🎁−12%
Mastic „Life with Mastic"Gift set of favourite products for all-round care of digestion, oral hygiene and skin.4 products in the setContainsMastic Chios Raw Tears Large Size 20 g, Mastic+ Prebiotic, Traditional Greek Olive Oil Soap with Mastic, Toothpaste with Chios Mastic Oil and Organic ChamomileYou save$10.00$72.00 $82.00 -
Gift Set 🌿−8%
Mastic „Pure Mastic“Set of 100% pure mastic gum in capsules, raw crystals and toothpaste for your digestion and fresh breath.3 products in the setContainsMastic Strong&Pure, Mastic Chios Raw Tears Large Size 20 g, Toothpaste with Mastic and Organic SpearmintYou save$3.00$37.00 $40.00 -
Give Mastic 🎁−14%
Mastic „Mastic Cure"Complete set of capsules, sachets and toothpaste for your digestion and oral cavity.3 products in the setContainsMastic Comfort, Mastic Strong&Pure Economy Pack, Toothpaste with Chios Mastic Oil and Organic ChamomileYou save$20.00$118.00 $138.00 -
4+1 free 🛍️−20%
Mastic Comfort Economy PackValue pack of 140 sachets of original Chios mastic gum with prebiotics for comfortable digestion and care of the entire digestive tract.140 sachets × 800 mg/sachetRegular use1 sachet dailyPrice per day≈$0.81Lasts140 days$114.00 $143.00 -
4+1 free 🛍️−20%
Mastic+ Prebiotic Economy Long-Term Mastic TherapyExtra large pack of 800 capsules of Chios mastic gum with prebiotics for long-term support of digestion and intestinal microflora.800 capsules × 222 mg/capsuleRegular use2 capsules dailyPrice per day≈$0.49Lasts400 days$195.00 $244.00 -
Value Set 🔥−20%
Mastic Plus PackCombination of pure mastic gum and Vitamin D3 for comprehensive support of digestion and immunity.400 capsulesRegular use1 + 2 capsules dailyPrice per day≈$1.51Lasts80 days$121.00 $151.00 -
Economy Set 🔥−15%
Mastic Active PackCombination of Chios mastic gum, prebiotics and Vitamin D3. Supports healthy digestion and natural immunity.320 capsulesDaily dose2 + 2 capsulesPrice per day≈$1.04Lasts80 days$83.00 $98.00 -
For the Whole Family ⭐−11%
Mastic Strong&Pure Economy Double PackBest-value twin pack of 480 capsules of 100% pure mastic gum Strong&Pure for intensive, long-term care of the digestive tract.480 capsules × 350 mg/capsuleRegular use1 capsule dailyPrice per day≈$0.38Lasts480 days$182.00 $204.00 -
100% pure mastic gum 🌿
Mastic Strong&PurePure Chios mastic gum in capsules for digestion support and stomach comfort.★★★★★ 5,0 · 243 ratings (243)40 capsules × 350 mg/capsuleRegular use1 capsule dailyPrice per day≈$0.48Lasts40 days$19.00 -
Dual Action 🔄
Mastic Vital Double ActionCombination of mastic oil and probiotics in a unique double capsule for your stomach and intestines.★★★★★ 5,0 · 54 ratings (54)60 capsulesDaily dose2 capsulesPrice per day≈$1.47Lasts30 days$44.00 -
With prebiotics
Mastic+ PrebioticMastic gum with prebiotic fiber inulin for digestion and intestinal microflora.★★★★★ 5,0 · 215 ratings (215)160 capsules × 222 mg/capsuleRegular use2 capsules dailyPrice per day≈$0.61Lasts80 days$49.00 -
800 mg mastic gum per sachet
Mastic ComfortSachets with mastic and inulin for reflux and heartburn – convenient even on the go.★★★★★ 5,0 · 123 ratings (123)28 sachets × 800 mg/sachetRegular use1 sachet dailyPrice per day≈$1.04Lasts28 days$29.00 -
Value Pack 📦
Mastic Strong&Pure Economy PackEconomy pack of 240 capsules of 100% pure mastic gum Strong&Pure for long-term support of normal digestion.★★★★★ 5,0 · 143 ratings (143)240 capsules × 350 mg/capsuleRegular use1 capsule dailyPrice per day≈$0.43Lasts240 days$102.00 -
With Vitamin D3 ☀️
Mastic+ Vitamin D3Combination of Chios mastic gum, prebiotic inulin and Vitamin D3. Supports healthy digestion and the body's natural immunity.★★★★★ 5,0 · 143 ratings (143)160 capsules × 210 mg/capsuleDaily dose2 capsulesPrice per day≈$0.61Lasts80 days$49.00 -
Medium Tears 💎Bag · 10 g
Mastic Chios Raw Tears Medium Size 10 gContains pure mastic gum of medium size. Suitable for chewing and for the kitchen.★★★★★ 4,9 · 179 ratings (179)10 gSizeSMLXLUseVersatilePrice per gramFrom $0.63/gFrom $8.00Choose pack -
Medium Tears 💎Tin · 20 g
Mastic Chios Raw Tears Medium Size 20 gContains medium crystals of pure mastic gum. Ideal for everyday chewing. Supports proper digestion.★★★★★ 5,0 · 145 ratings (145)20 gSizeSMLXLUseVersatilePrice per gramFrom $0.60/gFrom $15.00Choose pack -
Large Tears 💎Box · 20 g
Mastic Chios Raw Tears Large Size 20 gContains large crystals of pure mastic gum. Ideal for traditional chewing and cooking. Supports proper digestion and freshens breath.★★★★★ 5,0 · 156 ratings (156)20 gSizeSMLXLUseFor chewingPrice per gramFrom $0.55/gFrom $14.00Choose pack -
Home stool test 🧪
Helicobacter Pylori Stool TestQuick and reliable home test for detecting H. pylori antigen from stool, with results within 10 minutes.★★★★★ 4,9 · 74 ratings (74)1 test$10.00 -
📦 Box of 20 pcs−9%
ELMA Classic BoxOriginal Greek ELMA Classic chewing gum with Chios mastic gum – value box of 20 blister packs.★★★★★ 4,9 · 133 ratings (133)20 blistersUnit price$1.50 / blister$30.00 $33.00 -
🫒 Olive oil
Traditional Greek Olive Oil Soap with MasticTraditional Greek olive oil soap with mastic gum for gentle cleansing and hydrating the skin.★★★★★ 5,0 · 68 ratings (68)100 g$8.00 -
📦 Box of 10 pcs−7%
ELMA Cinnamon BoxELMA Cinnamon chewing gum with mastic, sugar-free – value box of 10 blister packs.★★★★★ 4,8 · 71 ratings (71)10 blistersSugar-free✓Unit price$1.40 / blister$14.00 $15.00 -
100% pure essence 💧
Mastic Essential OilPure essential oil from Chios mastic gum with versatile use for an intensive course, oral hygiene and home cosmetics.★★★★★ 5,0 · 99 ratings (99)1 ml · Concentrated essential oilDaily dose0,1 mlPrice per day≈$1.50Lasts10 days$15.00 -
Value Set 👩⚕️−14%
Helicobacter Pylori Stool test + MasticRapid home test for H. pylori and 100% pure Mastic Strong&Pure for long-term care of optimal digestion.240 capsulesDaily dose4 capsulesPrice per day≈$1.72Lasts60 days$103.00 $120.00