Doctor insights on:
Depends on skin type: These are all retin a containing products and the proper formulation for use depends on your skin type. For example if you have very oily skin, the gel works best. If you have dry or sensitive skin Renova (tretinoin) or retin a micro contain moisturizers and/or time release dispersion of the retin a to diminish adverse side effects of the traditional retin a preparations. ...Read moreSee 1 more doctor answer
Retin-A: Retin-a users reported improvements in skin texture, including diminished wrinkles and brown spots. Early studies soon confirmed its anti-aging effects. In 1988, dr. Voorhees and his colleagues at michigan published the first double-blind study of retin-a’s effect on photodamaged skin and found that all 30 patients who completed the 16-week study showed statistically significant improvement. ...Read moreSee 2 more doctor answers
Which ingredient is the best way fight wrinkles? Retinol, peptides, collagen, stem cells, plancenta, amino acids or vitamin C
Growth factors: We have known since the 70s that retinoids and retinols are great collagen stimulators (which equals wrinkle fighters). In this century, we developed collagen growth factors which are derived from actual human skin and are necessary for collagen to thrive, thus reducing and eliminating wrinkles. Note i did not say "appearance of wrinkles". Skinmedica is my favorite product to contain these. ...Read moreSee 1 more doctor answer
Dgnsd w/+1 propylene glycol, 2-etylhexyl-p-methoxycinnamate, 4-phenylenediamine, & methyl methacrylate allergies. Need nonirritating products. Advice?
Contact allergies: You should have been. Given information by your testing physician on what products are safe to use. If you go to truetest.Com, you can information sheets on the products you mentioned to void possiblel triggering agents. ...Read more
Definitely not: Isopropyl alcohol, also called rubbing alcohol, is used as a common topical disinfectant for cut and scrapes. Methyl alcohol (also called methanol) is used in chemistry to make other substances in industry as well as a fuel. Ethanol is the form of alcohol found in beer, wine, and other alcoholic beverages. You never ever want to consume methanol as it is extremely dangerous and can cause blindness. ...Read more
Could asupplement with aminoacids, vitamins(l-carnitine, l-tartaric acid, potassium chloride, l-leucine, isoleucine, valine, nicotinic)cause damage on brain?
Alpha hydroxy acids: Alpha hydroxy acid is used as an exfoliant to help with wrinkles, roughness & variable pigmentation. It won't cause the skin to be younger but can give that appearance. ...Read more
Many possible causes: As we age, the vitreous may pull away from its attachment to the retina at the back of the eye. If the vitreous pulls hard enough to tear the retina in one or more places, fluid may pass through, lifting the retina off the back of the eye, causing it to detach. Some risk factors for detachment are: nearsightedness, trauma to the eye or a family history of retinal detachment. ...Read more
Would these cause a positive ETG test .
Cetyl, Stearyl, Cetearyl alcohols.
Panthenol, Phenoxyethenol, Butylene Glycol, Propanol, Propylene Glycol.
Only ethanol makeEtG: Those compounds aren't metabolized to EtG. Food products (vanilla), hygiene products, mouthwash, or OTC medications (cough syrups) containing ethanol can cause EtG levels to exceed 100 ng/mL but not 500 ng/mL. If measurable ethanol is detected (greater than .04 gm%) in the urine & EtG is >250 ng/mL, or if EtG > 500 ng/mL, then this is very strong evidence that beverage alcohol was consumed. ...Read moreSee 1 more doctor answer
Please be careful: Nature is full of her own volatile organic compounds, some of which are actually produced by plants -- even to communicate, or so we think. Some synthetic small molecules with low vaporizing temperatures are classed as pollutants in the VOC category. If you are persuaded that these are causing your ill-health, as some cultists say, you'll probably never feel well again. Plants won't clear them. ...Read more
Generally not: the plastic lenses of eyeglasses from reputable dealers will not be damaged by rubbing alcohol although some frames might be susceptible. Lenses from ordinary retail sources might be made of cheaper plastic and be damaged. However it is always best to clean the lenses with a microfiber cloth and use dish soap if the soil is heavy. ...Read more