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10.1152/ajpregu.00101.2023 185 ReginaI.TongF
10.1111/j.1749-6632.1983.tb47276.x
After 812 h, the microbial metabolites 5-(3,4-dihydroxyphenyl)--valerolactone and 5-(3-methoxy-4-hydroxyphenyl)--valerolactone (see section 6.1 Pre-systemic metabolism: role of gut microbiota) were present in urine ( As for the half-lives (t) of Pycnogenol components and metabolites in vivo , small molecules revealed short to intermediate terminal t of 4.42 2.47 h for caffeic acid, 6.87 3.83 h for ferulic acid and 8.89 2.81 h for taxifolin (Figure 2) ( 8 Summary The proprietary product Pycnogenol originates from a definite French maritime pine species and has been researched in a multitude of human studies
1g of sugar
Red Flags to Avoid Proprietary blend hiding actual amounts Unrealistic claims (10,000% absorption!) No company website or contact information Suspiciously cheap pricing (you get what you pay for) Only positive reviews (nobody screens reviews like Amazon sellers) The Bottom Line I need stuff that works
