Compare Research Profiles
This Is Why I'm High organizes factual claims, structured attributes, and source records found through public research.
Granddaddy Purple vs Pink Rozay
See how these research profiles differ in THC, reported effects, terpenes, lineage and source coverage.
Research profiles describe public information, not a specific product, batch or guaranteed experience.
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Choose 2–5 strains. Search by name, or pick from the popularity chart.
Selected strains
Granddaddy Purple
Pink Rozay
How to Read This ComparisonResearch context, uncertainty, and product limits
Treat Missing Data as Unknown
An empty field is not a zero, a negative result, or proof that a strain lacks that trait.
Expect Product Variation
Names can span different breeders, phenotypes, batches, and labels. This page does not verify a specific product.
At a glance
From each strain's research profile
THC
Listed THC sits within 0.5 points, from 20% to 20.5%.
- Granddaddy Purple20.5%
- Pink Rozay20%
Reported effects
Every profile reports relaxed and euphoric.
RelaxedEuphoric
- Only Granddaddy Purple
- Sleepy
- Only Pink Rozay
- happy, uplifted
Lead terpene
Each profile leads with a different terpene.
- Granddaddy Purple
- Myrcene
- Pink Rozay
- Caryophyllene
These are catalog research profiles, not a test of the product in your hand. Scan your label for its real numbers
Side by side
Granddaddy Purple
Pink Rozay
Indica-DomThis Is Why I'm High Research Profile
Granddaddy Purple
Broad profile28 listed sources
Granddaddy Purple (GDP) is a legendary 70/30 indica-dominant hybrid bred in 2003 from Purple Urkle and Big Bud. Known for its deep purple buds, grape-and-berry flavor, and myrcene-driven sedation, GDP delivers relaxed, euphoric, sleepy effects perfect for unwinding at night. With THC reaching up to 24%, this award-winning classic remains a benchmark for purple strains and heavy-bodied relaxation decades after its debut.
Indica-DomThis Is Why I'm High Research Profile
Pink Rozay
Broad profile24 listed sources
Pink Rozay is an indica-dominant hybrid (about 80/20) from Cookies, built on Lemonchello #10 and London Pound Cake #75. Expect a sweet berry-floral aroma with spicy, citrus and earthy undertones, led by caryophyllene and limonene. The high is relaxed, euphoric and happy, with a sleepy, hungry finish that makes it a natural evening choice. THC typically runs 15-25%.
Broad profile5/5 areas
- Listed Sources
- 28
- Multiple listed sources
- Profile Updated
- Oct 18, 2026
- This Is Why I'm High record date
Current Limits
All 5 profile areas contain information; individual claims can still vary in support.
Coverage describes this This Is Why I'm High research profile—not product testing, safety, or batch verification.
Broad profile5/5 areas
- Listed Sources
- 24
- Multiple listed sources
- Profile Updated
- Oct 4, 2026
- This Is Why I'm High record date
Current Limits
All 5 profile areas contain information; individual claims can still vary in support.
Coverage describes this This Is Why I'm High research profile—not product testing, safety, or batch verification.
- 1Legendary 2003 indica cross of Purple Urkle and Big Bud with deep purple buds
- 2Myrcene-dominant terpene profile drives heavy, sedating relaxation
- 3Sweet grape and berry flavor with earthy, floral undertones
- 1Caryophyllene-led terpene profile with limonene, farnesene and myrcene support
- 2Indica-dominant 80/20 cross of Lemonchello #10 and London Pound Cake #75
- 3Sweet berry and floral flavors with spicy, citrus and earthy undertones
20.5%
THC0.55%
CBDType I(THC-dominant)
Ratio1:37
20%
THC0.55%
CBDType I(THC-dominant)
Ratio1:36
Relaxing High
Deep body calm
Relieving High
Soothing, heavy body feel
RelaxedSleepyEuphoric
relaxedeuphorichappyuplifted
🌙Night
Sleep & BedtimeMedical/TherapeuticStress ReliefRelaxingWatching TV/Movies
🌆Evening
Watching TV/MoviesEvening Wind DownSleep & BedtimeListening to MusicEatingBaths & Showers
🧪Myrcene
Aromas
GrapeBerrySweet
Flavors
GrapeBerrySweet
🧪Caryophyllene
Aromas
BerrySweetFloralEarthy+1 more
Flavors
BerrySweetFloralFruity+1 more
Take this comparison further
A research profile describes a strain across the whole market. These tools get closer to what is in your jar and what works for you.
- Scan the label on your jar Photograph a product label to read its real terpene and cannabinoid numbers and its High Family.
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- Pick from the popularity chart Start with the most-recognized strains, ranked from awards and editorial lists.
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